Alert archive / Oregon / Wind Advisories in 2013

Wind Advisory 4, NWS Pendleton, OR

January 16, 2013Union County, Oregon

NWS Pendleton, OR issued this wind advisory at Jan 16, 2013, 2:58 PM PST for Union County, Oregon. It was in force for 7 days.

The area

The counties it named.

The facts

Issued
Jan 16, 2013, 2:58 PM PST (22:58 UTC)
Expired
Jan 23, 2013, 2:24 PM PST
In force
7 days
Issued by
NWS Pendleton, OR

County Union County, OR

The radar

The Pendleton radar (KPDT), 78 km from the middle of the area, began a volume at 22:55 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Boise Airport, ID (KBOI), launched 12:00Z, 11.0 hours before the alert went out and 241 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Boise Airport, ID at 12:00Z on 2013-01-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Boise Airport, ID at 12:00Z on 2013-01-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 167 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
787 m above ground
0-6 km bulk shear
21 kt
0-1 km storm-relative helicity
167 m²/s²
0-3 km storm-relative helicity
245 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

855 
WWUS76 KPDT 162258
NPWPDT

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE PENDLETON OR
258 PM PST WED JAN 16 2013

...VARIOUS AIR STAGNATION...FREEZING FOG AND WIND ADVISORIES WILL
AFFECT THE INTERIOR NORTHWEST...

.HIGH PRESSURE WILL BRING STABLE CONDITIONS UNDER STRONG
INVERSIONS WITH LIGHT WINDS TO PORTIONS OF THE REGION THROUGH THE
REMAINDER OF THE WEEK. THIS WILL LEAD TO POOR AIR QUALITY AROUND
THE REGION BENEATH THE INVERSIONS. AREAS OF DENSE FREEZING FOG
WILL DEVELOP THIS EVENING ALONG THE BLUE MOUNTAINS FOOTHILLS.
MEANWHILE STRONG PRESSURE GRADIENTS WILL DEVELOP OVER THE SOUTH
END OF THE GRANDE RONDE VALLEY. THESE GRADIENTS WILL CAUSE LOCALLY
STRONG WINDS IN THIS AREA. 

ORZ507-WAZ029-170700-
/O.NEW.KPDT.ZF.Y.0002.130116T2258Z-130117T2000Z/
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130119T0000Z/
FOOTHILLS OF THE NORTHERN BLUE MOUNTAINS OF OREGON-
FOOTHILLS OF THE BLUE MOUNTAINS OF WASHINGTON-
INCLUDING THE CITIES OF...PENDLETON...PILOT ROCK...DAYTON...
WAITSBURG...WALLA WALLA
258 PM PST WED JAN 16 2013

...FREEZING FOG ADVISORY IN EFFECT UNTIL NOON PST THURSDAY...
...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST
FRIDAY...

THE NATIONAL WEATHER SERVICE IN PENDLETON HAS ISSUED A FREEZING
FOG ADVISORY...WHICH IS IN EFFECT UNTIL NOON PST THURSDAY. AN AIR
STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST FRIDAY. 

* TIMING: INVERSIONS WILL SLOWLY LIFT TONIGHT AND WILL CONTINUE
  OVER THE AREA THROUGH THE REMAINDER OF THE WEEK. MOISTURE
  TRAPPED UNDER THE INVERSION WILL RESULT IN DENSE FOG TONIGHT
  INTO THURSDAY MORNING. THIS FOG WILL FREEZE ON SURFACES AS
  TEMPERATURES WILL REMAIN BELOW FREEZING. 

* LOCATIONS: VALLEY LOCATIONS WILL BE HEAVILY IMPACTED BY TRAPPED
  POLLUTANTS...WHILE THE FOG WILL AFFECT MUCH OF THE AREA.

* VISIBILITIES: LOWEST VISIBILITIES WILL BE ONE QUARTER MILE OR
  LESS. 

* IMPACTS: POLLUTANTS WILL GRADUALLY INCREASE BENEATH THE
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH
  RESPIRATORY ISSUES. FREEZING FOG CAN MAKE ROADS AND SIDEWALKS
  SLICK...AND CAUTION SHOULD BE USED WHILE DRIVING OR WALKING. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

A FREEZING FOG ADVISORY MEANS VISIBILITIES WILL FREQUENTLY BE
REDUCED TO LESS THAN ONE QUARTER MILE. IF DRIVING...SLOW DOWN...
USE YOUR HEADLIGHTS...AND LEAVE PLENTY OF DISTANCE AHEAD OF YOU.
ALSO...BE ALERT FOR FROST ON BRIDGE DECKS CAUSING SLIPPERY ROADS.

&&

$$

WAZ521-170700-
/O.NEW.KPDT.ZF.Y.0002.130116T2258Z-130117T2000Z/
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130119T0000Z/
SIMCOE HIGHLANDS-
INCLUDING THE CITIES OF...BICKLETON...GOLDENDALE
258 PM PST WED JAN 16 2013

...FREEZING FOG ADVISORY IN EFFECT UNTIL NOON PST THURSDAY...
...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST
FRIDAY BELOW 3500 FEET...

THE NATIONAL WEATHER SERVICE IN PENDLETON HAS ISSUED A FREEZING
FOG ADVISORY...WHICH IS IN EFFECT UNTIL NOON PST THURSDAY. AN AIR
STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST FRIDAY. 

* TIMING: INVERSIONS WILL SLOWLY LIFT TONIGHT AND WILL CONTINUE
  OVER THE AREA THROUGH THE REMAINDER OF THE WEEK. MOISTURE
  TRAPPED UNDER THE INVERSION WILL RESULT IN DENSE FOG TONIGHT
  INTO THURSDAY MORNING. THIS FOG WILL FREEZE ON SURFACES AS
  TEMPERATURES WILL REMAIN BELOW FREEZING.

* LOCATIONS: LOCATIONS BELOW 2000 FEET WILL BE AFFECTED THIS
  EVENING...BUT AS THE INVERSIONS RISE...LOCATIONS BETWEEN 2000
  FEET AND 3000 FEET WILL BECOME AFFECTED BY THURSDAY MORNING.

* VISIBILITIES: LOWEST VISIBILITIES WILL BE ONE QUARTER MILE OR
  LESS.  

* IMPACTS: POLLUTANTS WILL GRADUALLY INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES. FREEZING FOG CAN MAKE ROADS AND SIDEWALKS
  SLICK...AND CAUTION SHOULD BE USED WHILE DRIVING OR WALKING. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

A FREEZING FOG ADVISORY MEANS VISIBILITIES WILL FREQUENTLY BE
REDUCED TO LESS THAN ONE QUARTER MILE. IF DRIVING...SLOW DOWN...
USE YOUR HEADLIGHTS...AND LEAVE PLENTY OF DISTANCE AHEAD OF YOU.
ALSO...BE ALERT FOR FROST ON BRIDGE DECKS CAUSING SLIPPERY ROADS.

&&

$$

ORZ508-170700-
/O.NEW.KPDT.ZF.Y.0002.130116T2258Z-130117T2000Z/
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130119T0000Z/
FOOTHILLS OF THE SOUTHERN BLUE MOUNTAINS OF OREGON-
INCLUDING THE CITIES OF...HEPPNER...CONDON...FOSSIL
258 PM PST WED JAN 16 2013

...FREEZING FOG ADVISORY IN EFFECT UNTIL NOON PST THURSDAY...
...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST
FRIDAY...

THE NATIONAL WEATHER SERVICE IN PENDLETON HAS ISSUED A FREEZING
FOG ADVISORY...WHICH IS IN EFFECT UNTIL NOON PST THURSDAY. AN AIR
STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST FRIDAY. 

* TIMING: INVERSIONS WILL SLOWLY LIFT TONIGHT AND WILL CONTINUE
  OVER THE AREA THROUGH THE REMAINDER OF THE WEEK. MOISTURE
  TRAPPED UNDER THE INVERSION WILL RESULT IN DENSE FOG TONIGHT
  INTO THURSDAY MORNING. THIS FOG WILL FREEZE ON SURFACES AS
  TEMPERATURES WILL REMAIN BELOW FREEZING. 

* LOCATIONS: LOCATIONS BELOW 2000 FEET WILL BE AFFECTED THIS
  EVENING...BUT AS THE INVERSIONS RISE...LOCATIONS BETWEEN 2000
  FEET AND 3000 FEET WILL BECOME AFFECTED BY THURSDAY MORNING. 

* VISIBILITIES: LOWEST VISIBILITIES WILL BE ONE QUARTER MILE OR
  LESS. 

* IMPACTS: POLLUTANTS WILL GRADUALLY INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES. FREEZING FOG CAN MAKE ROADS AND SIDEWALKS
  SLICK...AND CAUTION SHOULD BE USED WHILE DRIVING OR WALKING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

A FREEZING FOG ADVISORY MEANS VISIBILITIES WILL FREQUENTLY BE
REDUCED TO LESS THAN ONE QUARTER MILE. IF DRIVING...SLOW DOWN...
USE YOUR HEADLIGHTS...AND LEAVE PLENTY OF DISTANCE AHEAD OF YOU.
ALSO...BE ALERT FOR FROST ON BRIDGE DECKS CAUSING SLIPPERY ROADS.

&&

$$

ORZ049-170700-
/O.NEW.KPDT.WI.Y.0004.130116T2258Z-130118T2300Z/
GRANDE RONDE VALLEY-
258 PM PST WED JAN 16 2013

...WIND ADVISORY IN EFFECT UNTIL 3 PM PST FRIDAY FOR LADD AND
PYLES CANYONS...

THE NATIONAL WEATHER SERVICE IN PENDLETON HAS ISSUED A WIND
ADVISORY FOR LADD AND PYLES CANYONS...WHICH IS IN EFFECT UNTIL
3 PM PST FRIDAY. 

* TIMING: WINDS OVER THE SOUTH END OF THE GRANDE RONDE VALLEY WILL
  INCREASE THIS EVENING. THESE STRONG WINDS WILL PERSIST THROUGH
  FRIDAY.

* WINDS: SOUTH WINDS BECOMING 30 TO 40 MPH WITH GUSTS TO NEAR 50
  MPH.

* IMPACTS: THOSE IN HIGH PROFILE VEHICLES MAY FIND DRIVING
  DIFFICULT. THESE WINDS CAN ALSO DOWN TREE LIMBS AND POWER
  LINES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST
BETWEEN 30 AND 39 MPH OR GUSTS RANGING FROM 45 TO 57 MPH. WINDS
OF THESE MAGNITUDES CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR
HIGH PROFILE VEHICLES. MINOR PROPERTY DAMAGE MAY ALSO OCCUR. FOR
ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB SITE AT
WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ041-044-WAZ024-026>028-170700-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130119T0000Z/
EASTERN COLUMBIA RIVER GORGE OF OREGON-
LOWER COLUMBIA BASIN OF OREGON-
EASTERN COLUMBIA RIVER GORGE OF WASHINGTON-KITTITAS VALLEY-
YAKIMA VALLEY-LOWER COLUMBIA BASIN OF WASHINGTON-
INCLUDING THE CITIES OF...ARLINGTON...THE DALLES...BOARDMAN...
HERMISTON...IONE...WHITE SALMON...ELLENSBURG...THORP...NACHES...
SUNNYSIDE...TOPPENISH...YAKIMA...CONNELL...PROSSER...TRI-CITIES
258 PM PST WED JAN 16 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST
FRIDAY...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST
FRIDAY. 

* TIMING: INVERSIONS WILL CONTINUE OVER THE AREA THROUGH THE 
  REMAINDER OF THE WEEK. 

* LOCATIONS: ALL LOCATIONS WILL BE HEAVILY IMPACTED AS THE COLD 
  AND STABLE AIR REMAINS OVER THESE AREAS.

* IMPACTS: POLLUTANTS WILL GRADUALLY INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

WAZ520-170700-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130119T0000Z/
EAST SLOPES OF THE WASHINGTON CASCADES-
INCLUDING THE CITIES OF...APPLETON...CLE ELUM...CLIFFDELL...
EASTON...ROSLYN...TROUT LAKE
258 PM PST WED JAN 16 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST
FRIDAY BELOW 3500 FEET...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST
FRIDAY. 

* TIMING: INVERSIONS WILL CONTINUE TO INCREASE TONIGHT INTO 
  THURSDAY AND ARE EXPECTED TO CONTINUE THROUGH THE REMAINDER OF 
  THE WEEK. 

* LOCATIONS: LOCATIONS BELOW 2500 FEET WILL BE AFFECTED TODAY...
  BUT AS THE INVERSIONS RISE...LOCATIONS BELOW 3500 FEET WILL
  BECOME AFFECTED BY FRIDAY.

* IMPACTS: POLLUTANTS WILL GRADUALLY INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$
28 follow-up statements
115 
WWUS76 KPDT 170607
NPWPDT

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE PENDLETON OR
1007 PM PST WED JAN 16 2013

...VARIOUS AIR STAGNATION...FREEZING FOG AND WIND ADVISORIES IN
EFFECT ACROSS THE INTERIOR NORTHWEST...

.HIGH PRESSURE WILL BRING STABLE CONDITIONS UNDER STRONG
INVERSIONS WITH LIGHT WINDS TO PORTIONS OF THE REGION THROUGH THE
REMAINDER OF THE WEEK. THIS WILL LEAD TO POOR AIR QUALITY AROUND
THE REGION BENEATH THE INVERSIONS. AREAS OF DENSE FREEZING FOG
WILL PERSIST ALONG THE BLUE MOUNTAINS FOOTHILLS. MEANWHILE STRONG
PRESSURE GRADIENTS OVER THE SOUTH END OF THE GRANDE RONDE VALLEY WILL
CAUSE LOCALLY STRONG WINDS IN THIS AREA.

ORZ507-WAZ029-171500-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130119T0000Z/
/O.CON.KPDT.ZF.Y.0002.000000T0000Z-130117T2000Z/
FOOTHILLS OF THE NORTHERN BLUE MOUNTAINS OF OREGON-
FOOTHILLS OF THE BLUE MOUNTAINS OF WASHINGTON-
INCLUDING THE CITIES OF...PENDLETON...PILOT ROCK...DAYTON...
WAITSBURG...WALLA WALLA
1007 PM PST WED JAN 16 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST
FRIDAY...
...FREEZING FOG ADVISORY REMAINS IN EFFECT UNTIL NOON PST
THURSDAY...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST
FRIDAY. A FREEZING FOG ADVISORY REMAINS IN EFFECT UNTIL NOON PST
THURSDAY. 

* TIMING: INVERSIONS WILL SLOWLY LIFT TONIGHT AND WILL BE OVER THE
  AREA THROUGH THE REMAINDER OF THE WEEK. MOISTURE TRAPPED UNDER
  THE INVERSION WILL RESULT IN DENSE FOG TONIGHT INTO THURSDAY
  MORNING. THIS FOG WILL FREEZE ON SURFACES AS TEMPERATURES WILL
  REMAIN BELOW FREEZING.

* LOCATIONS: VALLEY LOCATIONS WILL BE HEAVILY IMPACTED BY 
  TRAPPED POLLUTANTS...WHILE THE FOG WILL AFFECT MUCH OF THE 
  AREA. 

* VISIBILITIES: LOWEST VISIBILITIES WILL BE ONE QUARTER MILE OR 
  LESS.

* IMPACTS: POLLUTANTS WILL GRADUALLY INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES. FREEZING FOG CAN MAKE ROADS AND 
  SIDEWALKS SLICK...AND CAUTION SHOULD BE USED WHILE DRIVING 
  OR WALKING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

A FREEZING FOG ADVISORY MEANS VISIBILITIES WILL FREQUENTLY BE
REDUCED TO LESS THAN ONE QUARTER MILE. IF DRIVING...SLOW DOWN...
USE YOUR HEADLIGHTS...AND LEAVE PLENTY OF DISTANCE AHEAD OF YOU.
ALSO...BE ALERT FOR FROST ON BRIDGE DECKS CAUSING SLIPPERY ROADS.

&&

$$

WAZ521-171500-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130119T0000Z/
/O.CON.KPDT.ZF.Y.0002.000000T0000Z-130117T2000Z/
SIMCOE HIGHLANDS-
INCLUDING THE CITIES OF...BICKLETON...GOLDENDALE
1007 PM PST WED JAN 16 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST
FRIDAY...
...FREEZING FOG ADVISORY REMAINS IN EFFECT UNTIL NOON PST
THURSDAY...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST
FRIDAY. A FREEZING FOG ADVISORY REMAINS IN EFFECT UNTIL NOON PST
THURSDAY. 

* TIMING: INVERSIONS WILL SLOWLY LIFT TONIGHT AND WILL BE OVER THE
  AREA THROUGH THE REMAINDER OF THE WEEK. MOISTURE TRAPPED UNDER
  THE INVERSION WILL RESULT IN DENSE FOG TONIGHT INTO THURSDAY
  MORNING. THIS FOG WILL FREEZE ON SURFACES AS TEMPERATURES WILL
  REMAIN BELOW FREEZING.

* LOCATIONS: LOCATIONS BELOW 2000 FEET WILL BE AFFECTED TONIGHT...BUT
  AS THE INVERSIONS RISE...LOCATIONS BETWEEN 2000 FEET AND 3000
  FEET WILL BECOME AFFECTED BY THURSDAY MORNING.

* VISIBILITIES: LOWEST VISIBILITIES WILL BE ONE QUARTER MILE OR 
  LESS.

* IMPACTS: POLLUTANTS WILL GRADUALLY INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES. FREEZING FOG CAN MAKE ROADS AND 
  SIDEWALKS SLICK...AND CAUTION SHOULD BE USED WHILE DRIVING 
  OR WALKING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

A FREEZING FOG ADVISORY MEANS VISIBILITIES WILL FREQUENTLY BE
REDUCED TO LESS THAN ONE QUARTER MILE. IF DRIVING...SLOW DOWN...
USE YOUR HEADLIGHTS...AND LEAVE PLENTY OF DISTANCE AHEAD OF YOU.
ALSO...BE ALERT FOR FROST ON BRIDGE DECKS CAUSING SLIPPERY ROADS.

&&

$$

ORZ508-171500-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130119T0000Z/
/O.CON.KPDT.ZF.Y.0002.000000T0000Z-130117T2000Z/
FOOTHILLS OF THE SOUTHERN BLUE MOUNTAINS OF OREGON-
INCLUDING THE CITIES OF...HEPPNER...CONDON...FOSSIL
1007 PM PST WED JAN 16 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST
FRIDAY...
...FREEZING FOG ADVISORY REMAINS IN EFFECT UNTIL NOON PST
THURSDAY...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST
FRIDAY. A FREEZING FOG ADVISORY REMAINS IN EFFECT UNTIL NOON PST
THURSDAY. 

* TIMING: INVERSIONS WILL SLOWLY LIFT TONIGHT AND WILL BE OVER THE
  AREA THROUGH THE REMAINDER OF THE WEEK. MOISTURE TRAPPED UNDER
  THE INVERSION WILL RESULT IN DENSE FOG TONIGHT INTO THURSDAY
  MORNING. THIS FOG WILL FREEZE ON SURFACES AS TEMPERATURES WILL
  REMAIN BELOW FREEZING.

* LOCATIONS: LOCATIONS BELOW 2000 FEET WILL BE AFFECTED TONIGHT...BUT
  AS THE INVERSIONS RISE...LOCATIONS BETWEEN 2000 FEET AND 3000
  FEET WILL BECOME AFFECTED BY THURSDAY MORNING.

* VISIBILITIES: LOWEST VISIBILITIES WILL BE ONE QUARTER MILE OR 
  LESS.

* IMPACTS: POLLUTANTS WILL GRADUALLY INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES. FREEZING FOG CAN MAKE ROADS AND 
  SIDEWALKS SLICK...AND CAUTION SHOULD BE USED WHILE DRIVING 
  OR WALKING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

A FREEZING FOG ADVISORY MEANS VISIBILITIES WILL FREQUENTLY BE
REDUCED TO LESS THAN ONE QUARTER MILE. IF DRIVING...SLOW DOWN...
USE YOUR HEADLIGHTS...AND LEAVE PLENTY OF DISTANCE AHEAD OF YOU.
ALSO...BE ALERT FOR FROST ON BRIDGE DECKS CAUSING SLIPPERY ROADS.

&&

$$

ORZ049-171500-
/O.CON.KPDT.WI.Y.0004.000000T0000Z-130118T2300Z/
GRANDE RONDE VALLEY-
1007 PM PST WED JAN 16 2013

...WIND ADVISORY REMAINS IN EFFECT UNTIL 3 PM PST FRIDAY FOR LADD
AND PYLES CANYONS...

A WIND ADVISORY FOR LADD AND PYLES CANYONS REMAINS IN EFFECT
UNTIL 3 PM PST FRIDAY. 

* TIMING: STRONG WINDS OVER THE SOUTH END OF THE GRANDE RONDE
  VALLEY WILL PERSIST THROUGH FRIDAY.

* WINDS: SOUTH WINDS BECOMING 30 TO 40 MPH WITH GUSTS TO NEAR 
  50 MPH. 

* IMPACTS: THOSE IN HIGH PROFILE VEHICLES MAY FIND DRIVING 
  DIFFICULT. THESE WINDS CAN ALSO DOWN TREE LIMBS AND POWER 
  LINES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST
BETWEEN 30 AND 39 MPH OR GUSTS RANGING FROM 45 TO 57 MPH. WINDS
OF THESE MAGNITUDES CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR
HIGH PROFILE VEHICLES. MINOR PROPERTY DAMAGE MAY ALSO OCCUR. FOR
ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB SITE AT
WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ041-044-WAZ024-026>028-171500-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130119T0000Z/
EASTERN COLUMBIA RIVER GORGE OF OREGON-
LOWER COLUMBIA BASIN OF OREGON-
EASTERN COLUMBIA RIVER GORGE OF WASHINGTON-KITTITAS VALLEY-
YAKIMA VALLEY-LOWER COLUMBIA BASIN OF WASHINGTON-
INCLUDING THE CITIES OF...ARLINGTON...THE DALLES...BOARDMAN...
HERMISTON...IONE...WHITE SALMON...ELLENSBURG...THORP...NACHES...
SUNNYSIDE...TOPPENISH...YAKIMA...CONNELL...PROSSER...TRI-CITIES
1007 PM PST WED JAN 16 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST
FRIDAY...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST
FRIDAY. 

* TIMING: INVERSIONS WILL BE OVER THE AREA THROUGH THE REMAINDER OF
  THE WEEK.

* LOCATIONS: ALL LOCATIONS WILL BE HEAVILY IMPACTED AS THE COLD 
  AND STABLE AIR REMAINS OVER THESE AREAS.

* IMPACTS: POLLUTANTS WILL GRADUALLY INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

WAZ520-171500-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130119T0000Z/
EAST SLOPES OF THE WASHINGTON CASCADES-
INCLUDING THE CITIES OF...APPLETON...CLE ELUM...CLIFFDELL...
EASTON...ROSLYN...TROUT LAKE
1007 PM PST WED JAN 16 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST
FRIDAY...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST
FRIDAY. 

* TIMING: INVERSIONS WILL CONTINUE TO INCREASE TONIGHT INTO 
  THURSDAY AND ARE EXPECTED TO CONTINUE THROUGH THE REMAINDER OF 
  THE WEEK. 

* LOCATIONS: LOCATIONS BELOW 2500 FEET WILL BE AFFECTED TONIGHT...BUT
  AS THE INVERSIONS RISE...LOCATIONS BELOW 3500 FEET WILL BECOME
  AFFECTED BY FRIDAY.

* IMPACTS: POLLUTANTS WILL GRADUALLY INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$
138 
WWUS76 KPDT 171421
NPWPDT

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE PENDLETON OR
621 AM PST THU JAN 17 2013

...VARIOUS AIR STAGNATION...FREEZING FOG AND WIND ADVISORIES ARE
IN EFFECT ACROSS THE INTERIOR NORTHWEST...

.HIGH PRESSURE WILL BRING STABLE CONDITIONS UNDER STRONG
INVERSIONS WITH LIGHT WINDS TO PORTIONS OF THE REGION THROUGH THE
REMAINDER OF THE WEEK. THIS WILL LEAD TO POOR AIR QUALITY AROUND
THE REGION BENEATH THE INVERSIONS. AREAS OF DENSE FREEZING FOG
WILL PERSIST ALONG THE BLUE MOUNTAINS FOOTHILLS. MEANWHILE STRONG
PRESSURE GRADIENTS OVER THE SOUTH END OF THE GRANDE RONDE VALLEY
WILL CAUSE LOCALLY STRONG WINDS IN THIS AREA.

ORZ507-WAZ029-172000-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130119T0000Z/
/O.CON.KPDT.ZF.Y.0002.000000T0000Z-130117T2000Z/
FOOTHILLS OF THE NORTHERN BLUE MOUNTAINS OF OREGON-
FOOTHILLS OF THE BLUE MOUNTAINS OF WASHINGTON-
INCLUDING THE CITIES OF...PENDLETON...PILOT ROCK...DAYTON...
WAITSBURG...WALLA WALLA
621 AM PST THU JAN 17 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST
FRIDAY...
...FREEZING FOG ADVISORY REMAINS IN EFFECT UNTIL NOON PST TODAY...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST
FRIDAY. A FREEZING FOG ADVISORY REMAINS IN EFFECT UNTIL NOON PST
TODAY. 

* TIMING: INVERSIONS WILL BE OVER THE AREA THROUGH THE REMAINDER
  OF THE WEEK. MOISTURE TRAPPED UNDER THE INVERSION WILL RESULT IN
  DENSE FOG THIS MORNING IN AREAS. THIS FOG WILL FREEZE ON
  SURFACES AS TEMPERATURES WILL REMAIN BELOW FREEZING.

* LOCATIONS: VALLEY LOCATIONS WILL BE HEAVILY IMPACTED BY 
  TRAPPED POLLUTANTS...WHILE THE FOG WILL AFFECT MUCH OF THE 
  AREA.

* VISIBILITIES: LOWEST VISIBILITIES WILL BE ONE QUARTER MILE OR 
  LESS.

* IMPACTS: POLLUTANTS WILL GRADUALLY INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES. FREEZING FOG CAN MAKE ROADS AND 
  SIDEWALKS SLICK...AND CAUTION SHOULD BE USED WHILE DRIVING 
  OR WALKING. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

A FREEZING FOG ADVISORY MEANS VISIBILITIES WILL FREQUENTLY BE
REDUCED TO LESS THAN ONE QUARTER MILE. IF DRIVING...SLOW DOWN...
USE YOUR HEADLIGHTS...AND LEAVE PLENTY OF DISTANCE AHEAD OF YOU.
ALSO...BE ALERT FOR FROST ON BRIDGE DECKS CAUSING SLIPPERY ROADS.

&&

$$

WAZ521-172000-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130119T0000Z/
/O.CON.KPDT.ZF.Y.0002.000000T0000Z-130117T2000Z/
SIMCOE HIGHLANDS-
INCLUDING THE CITIES OF...BICKLETON...GOLDENDALE
621 AM PST THU JAN 17 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST
FRIDAY...
...FREEZING FOG ADVISORY REMAINS IN EFFECT UNTIL NOON PST TODAY...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST
FRIDAY. A FREEZING FOG ADVISORY REMAINS IN EFFECT UNTIL NOON PST
TODAY. 

* TIMING: INVERSIONS WILL BE OVER THE AREA THROUGH THE REMAINDER
  OF THE WEEK. MOISTURE TRAPPED UNDER THE INVERSION WILL RESULT IN
  DENSE FOG THIS MORNING IN AREAS. THIS FOG WILL FREEZE ON
  SURFACES AS TEMPERATURES WILL REMAIN BELOW FREEZING.

* LOCATIONS: LOCATIONS BETWEEN 2000 FEET AND 3000 FEET WILL BE
  AFFECTED THIS MORNING.

* VISIBILITIES: LOWEST VISIBILITIES WILL BE ONE QUARTER MILE OR 
  LESS.

* IMPACTS: POLLUTANTS WILL GRADUALLY INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES. FREEZING FOG CAN MAKE ROADS AND 
  SIDEWALKS SLICK...AND CAUTION SHOULD BE USED WHILE DRIVING 
  OR WALKING. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

A FREEZING FOG ADVISORY MEANS VISIBILITIES WILL FREQUENTLY BE
REDUCED TO LESS THAN ONE QUARTER MILE. IF DRIVING...SLOW DOWN...
USE YOUR HEADLIGHTS...AND LEAVE PLENTY OF DISTANCE AHEAD OF YOU.
ALSO...BE ALERT FOR FROST ON BRIDGE DECKS CAUSING SLIPPERY ROADS.

&&

$$

ORZ508-172000-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130119T0000Z/
/O.CON.KPDT.ZF.Y.0002.000000T0000Z-130117T2000Z/
FOOTHILLS OF THE SOUTHERN BLUE MOUNTAINS OF OREGON-
INCLUDING THE CITIES OF...HEPPNER...CONDON...FOSSIL
621 AM PST THU JAN 17 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST
FRIDAY...
...FREEZING FOG ADVISORY REMAINS IN EFFECT UNTIL NOON PST TODAY...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST
FRIDAY. A FREEZING FOG ADVISORY REMAINS IN EFFECT UNTIL NOON PST
TODAY. 

* TIMING: INVERSIONS WILL BE OVER THE AREA THROUGH THE REMAINDER
  OF THE WEEK. MOISTURE TRAPPED UNDER THE INVERSION WILL RESULT IN
  DENSE FOG THIS MORNING IN AREAS. THIS FOG WILL FREEZE ON
  SURFACES AS TEMPERATURES WILL REMAIN BELOW FREEZING.

* LOCATIONS: LOCATIONS BETWEEN 2000 FEET AND 3000 FEET WILL BE
  AFFECTED THIS MORNING.

* VISIBILITIES: LOWEST VISIBILITIES WILL BE ONE QUARTER MILE OR 
  LESS.

* IMPACTS: POLLUTANTS WILL GRADUALLY INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES. FREEZING FOG CAN MAKE ROADS AND 
  SIDEWALKS SLICK...AND CAUTION SHOULD BE USED WHILE DRIVING 
  OR WALKING. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

A FREEZING FOG ADVISORY MEANS VISIBILITIES WILL FREQUENTLY BE
REDUCED TO LESS THAN ONE QUARTER MILE. IF DRIVING...SLOW DOWN...
USE YOUR HEADLIGHTS...AND LEAVE PLENTY OF DISTANCE AHEAD OF YOU.
ALSO...BE ALERT FOR FROST ON BRIDGE DECKS CAUSING SLIPPERY ROADS.

&&

$$

ORZ049-172000-
/O.CON.KPDT.WI.Y.0004.000000T0000Z-130118T2300Z/
GRANDE RONDE VALLEY-
621 AM PST THU JAN 17 2013

...WIND ADVISORY REMAINS IN EFFECT UNTIL 3 PM PST FRIDAY FOR LADD
AND PYLES CANYONS...

A WIND ADVISORY FOR LADD AND PYLES CANYONS REMAINS IN EFFECT
UNTIL 3 PM PST FRIDAY. 

* TIMING: STRONG WINDS OVER THE SOUTH END OF THE GRANDE RONDE 
  VALLEY WILL PERSIST THROUGH FRIDAY. 

* WINDS: SOUTH WINDS 30 TO 40 MPH WITH GUSTS TO NEAR 50 MPH.

* IMPACTS: THOSE IN HIGH PROFILE VEHICLES MAY FIND DRIVING 
  DIFFICULT. THESE WINDS CAN ALSO DOWN TREE LIMBS AND POWER 
  LINES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST
BETWEEN 30 AND 39 MPH OR GUSTS RANGING FROM 45 TO 57 MPH. WINDS
OF THESE MAGNITUDES CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR
HIGH PROFILE VEHICLES. MINOR PROPERTY DAMAGE MAY ALSO OCCUR. FOR
ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB SITE AT
WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ041-044-WAZ024-026>028-172000-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130119T0000Z/
EASTERN COLUMBIA RIVER GORGE OF OREGON-
LOWER COLUMBIA BASIN OF OREGON-
EASTERN COLUMBIA RIVER GORGE OF WASHINGTON-KITTITAS VALLEY-
YAKIMA VALLEY-LOWER COLUMBIA BASIN OF WASHINGTON-
INCLUDING THE CITIES OF...ARLINGTON...THE DALLES...BOARDMAN...
HERMISTON...IONE...WHITE SALMON...ELLENSBURG...THORP...NACHES...
SUNNYSIDE...TOPPENISH...YAKIMA...CONNELL...PROSSER...TRI-CITIES
621 AM PST THU JAN 17 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST
FRIDAY...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST
FRIDAY. 

* TIMING: INVERSIONS WILL BE OVER THE AREA THROUGH THE REMAINDER 
  OF THE WEEK. 

* LOCATIONS: ALL LOCATIONS LISTED HERE WILL BE HEAVILY IMPACTED
  AS THE COLD AND STABLE AIR REMAINS OVER THESE AREAS.

* IMPACTS: POLLUTANTS WILL GRADUALLY INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

WAZ520-172000-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130119T0000Z/
EAST SLOPES OF THE WASHINGTON CASCADES-
INCLUDING THE CITIES OF...APPLETON...CLE ELUM...CLIFFDELL...
EASTON...ROSLYN...TROUT LAKE
621 AM PST THU JAN 17 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST
FRIDAY...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST
FRIDAY. 

* TIMING: INVERSIONS WILL CONTINUE TO INCREASE TODAY AND ARE
  EXPECTED TO CONTINUE THROUGH THE REMAINDER OF THE WEEK.

* LOCATIONS: LOCATIONS BETWEEN 2500 FEET AND 3500 FEET WILL BE
  AFFECTED THE MOST THROUGH FRIDAY.

* IMPACTS: POLLUTANTS WILL GRADUALLY INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$
417 
WWUS76 KPDT 171737
NPWPDT

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE PENDLETON OR
937 AM PST THU JAN 17 2013

...VARIOUS AIR STAGNATION...FREEZING FOG AND WIND ADVISORIES ARE
IN EFFECT ACROSS THE INTERIOR NORTHWEST...

.HIGH PRESSURE WILL BRING STABLE CONDITIONS WITH STRONG
INVERSIONS AND LIGHT WINDS TO PORTIONS OF THE REGION THROUGH EARLY
NEXT WEEK. AS A RESULT...POOR AIR QUALITY WILL CONTINUE BENEATH
THE INVERSIONS. AREAS OF DENSE FREEZING FOG WILL PERSIST ALONG THE
BLUE MOUNTAINS FOOTHILLS AND THE SIMCOE HIGHLANDS. MEANWHILE
STRONG PRESSURE GRADIENTS OVER THE SOUTH END OF THE GRANDE RONDE
VALLEY WILL CAUSE LOCALLY STRONG WINDS IN THIS AREA.

ORZ042-505-180200-
/O.EXB.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
NORTH CENTRAL OREGON-JOHN DAY BASIN-
INCLUDING THE CITIES OF...DUFUR...MADRAS...MAUPIN...MORO...
PRINEVILLE...REDMOND...DAYVILLE...JOHN DAY...MITCHELL...
MONUMENT...SPRAY
937 AM PST THU JAN 17 2013

...AIR STAGNATION ADVISORY IN EFFECT UNTIL 10 AM PST TUESDAY...

THE NATIONAL WEATHER SERVICE IN PENDLETON HAS ISSUED AN AIR
STAGNATION ADVISORY...WHICH IS IN EFFECT UNTIL 10 AM PST TUESDAY.

* TIMING: INVERSIONS WILL BE OVER THE AREA THROUGH EARLY NEXT
  WEEK. SOME MIXING MAY BE POSSIBLE IN THE EAST END OF THE JOHN
  DAY BASIN EACH AFTERNOON. 

* LOCATIONS: VALLEY LOCATIONS WILL BE HEAVILY IMPACTED BY TRAPPED
  POLLUTANTS.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

A FREEZING FOG ADVISORY MEANS VISIBILITIES WILL FREQUENTLY BE
REDUCED TO LESS THAN ONE QUARTER MILE. IF DRIVING...SLOW DOWN...
USE YOUR HEADLIGHTS...AND LEAVE PLENTY OF DISTANCE AHEAD OF YOU.
ALSO...BE ALERT FOR FROST ON BRIDGE DECKS CAUSING SLIPPERY ROADS.

&&

$$

ORZ509-180200-
/O.EXB.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
EAST SLOPES OF THE OREGON CASCADES-
INCLUDING THE CITY OF...BEND
937 AM PST THU JAN 17 2013

...AIR STAGNATION ADVISORY IN EFFECT UNTIL 10 AM PST TUESDAY
BELOW 4000 FEET...

THE NATIONAL WEATHER SERVICE IN PENDLETON HAS ISSUED AN AIR
STAGNATION ADVISORY BELOW 4000 FEET...WHICH IS IN EFFECT UNTIL
10 AM PST TUESDAY. 

* TIMING: INVERSIONS WILL BE OVER THE AREA THROUGH EARLY NEXT
  WEEK.  

* LOCATIONS: VALLEY LOCATIONS WILL BE HEAVILY IMPACTED BY TRAPPED
  POLLUTANTS.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH
  RESPIRATORY ISSUES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

A FREEZING FOG ADVISORY MEANS VISIBILITIES WILL FREQUENTLY BE
REDUCED TO LESS THAN ONE QUARTER MILE. IF DRIVING...SLOW DOWN...
USE YOUR HEADLIGHTS...AND LEAVE PLENTY OF DISTANCE AHEAD OF YOU.
ALSO...BE ALERT FOR FROST ON BRIDGE DECKS CAUSING SLIPPERY ROADS.

&&

$$

ORZ507-WAZ029-180200-
/O.EXT.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
/O.CON.KPDT.ZF.Y.0002.000000T0000Z-130117T2000Z/
FOOTHILLS OF THE NORTHERN BLUE MOUNTAINS OF OREGON-
FOOTHILLS OF THE BLUE MOUNTAINS OF WASHINGTON-
INCLUDING THE CITIES OF...PENDLETON...PILOT ROCK...DAYTON...
WAITSBURG...WALLA WALLA
937 AM PST THU JAN 17 2013

...AIR STAGNATION ADVISORY NOW IN EFFECT UNTIL 10 AM PST
TUESDAY...
...FREEZING FOG ADVISORY REMAINS IN EFFECT UNTIL NOON PST TODAY...

THE AIR STAGNATION ADVISORY IS NOW IN EFFECT UNTIL 10 AM PST
TUESDAY. A FREEZING FOG ADVISORY REMAINS IN EFFECT UNTIL NOON PST
TODAY. 

* TIMING: INVERSIONS WILL BE OVER THE AREA THROUGH EARLY NEXT
  WEEK. MOISTURE TRAPPED UNDER THE INVERSION WILL RESULT IN DENSE
  FOG THIS MORNING. THIS FOG WILL FREEZE ON SURFACES AS
  TEMPERATURES WILL REMAIN BELOW FREEZING.

* LOCATIONS: VALLEY LOCATIONS WILL BE HEAVILY IMPACTED BY TRAPPED
  POLLUTANTS...WHILE THE DENSE FOG WILL AFFECT AREAS ABOVE 1700
  FEET.

* VISIBILITIES: LOWEST VISIBILITIES WILL BE ONE QUARTER MILE OR 
  LESS.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH
  RESPIRATORY ISSUES. FREEZING FOG CAN MAKE ROADS AND SIDEWALKS
  SLICK...AND CAUTION SHOULD BE USED WHILE DRIVING OR WALKING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

A FREEZING FOG ADVISORY MEANS VISIBILITIES WILL FREQUENTLY BE
REDUCED TO LESS THAN ONE QUARTER MILE. IF DRIVING...SLOW DOWN...
USE YOUR HEADLIGHTS...AND LEAVE PLENTY OF DISTANCE AHEAD OF YOU.
ALSO...BE ALERT FOR FROST ON BRIDGE DECKS CAUSING SLIPPERY ROADS.

&&

$$

WAZ521-180200-
/O.EXT.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
/O.CON.KPDT.ZF.Y.0002.000000T0000Z-130117T2000Z/
SIMCOE HIGHLANDS-
INCLUDING THE CITIES OF...BICKLETON...GOLDENDALE
937 AM PST THU JAN 17 2013

...AIR STAGNATION ADVISORY NOW IN EFFECT UNTIL 10 AM PST
TUESDAY...
...FREEZING FOG ADVISORY REMAINS IN EFFECT UNTIL NOON PST TODAY...

THE AIR STAGNATION ADVISORY IS NOW IN EFFECT UNTIL 10 AM PST
TUESDAY. A FREEZING FOG ADVISORY REMAINS IN EFFECT UNTIL NOON PST
TODAY. 

* TIMING: INVERSIONS WILL BE OVER THE AREA THROUGH EARLY NEXT
  WEEK. MOISTURE TRAPPED UNDER THE INVERSION WILL RESULT IN DENSE
  FOG THIS MORNING. THIS FOG WILL FREEZE ON SURFACES AS
  TEMPERATURES WILL REMAIN BELOW FREEZING.

* LOCATIONS: LOCATIONS BETWEEN 1500 FEET AND 3000 FEET WILL BE 
  AFFECTED THIS MORNING.

* VISIBILITIES: LOWEST VISIBILITIES WILL BE ONE QUARTER MILE OR 
  LESS.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH
  RESPIRATORY ISSUES. FREEZING FOG CAN MAKE ROADS AND SIDEWALKS
  SLICK...AND CAUTION SHOULD BE USED WHILE DRIVING OR WALKING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

A FREEZING FOG ADVISORY MEANS VISIBILITIES WILL FREQUENTLY BE
REDUCED TO LESS THAN ONE QUARTER MILE. IF DRIVING...SLOW DOWN...
USE YOUR HEADLIGHTS...AND LEAVE PLENTY OF DISTANCE AHEAD OF YOU.
ALSO...BE ALERT FOR FROST ON BRIDGE DECKS CAUSING SLIPPERY ROADS.

&&

$$

ORZ508-180200-
/O.EXT.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
/O.CON.KPDT.ZF.Y.0002.000000T0000Z-130117T2000Z/
FOOTHILLS OF THE SOUTHERN BLUE MOUNTAINS OF OREGON-
INCLUDING THE CITIES OF...HEPPNER...CONDON...FOSSIL
937 AM PST THU JAN 17 2013

...AIR STAGNATION ADVISORY NOW IN EFFECT UNTIL 10 AM PST
TUESDAY...
...FREEZING FOG ADVISORY REMAINS IN EFFECT UNTIL NOON PST TODAY...

THE AIR STAGNATION ADVISORY IS NOW IN EFFECT UNTIL 10 AM PST
TUESDAY. A FREEZING FOG ADVISORY REMAINS IN EFFECT UNTIL NOON PST
TODAY. 

* TIMING: INVERSIONS WILL BE OVER THE AREA THROUGH EARLY NEXT
  WEEK. MOISTURE TRAPPED UNDER THE INVERSION WILL RESULT IN DENSE
  FOG THIS MORNING. THIS FOG WILL FREEZE ON SURFACES AS
  TEMPERATURES WILL REMAIN BELOW FREEZING.

* LOCATIONS: LOCATIONS BETWEEN 1700 FEET AND 2500 FEET WILL BE 
  AFFECTED THIS MORNING.

* VISIBILITIES: LOWEST VISIBILITIES WILL BE ONE QUARTER MILE OR 
  LESS.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH
  RESPIRATORY ISSUES. FREEZING FOG CAN MAKE ROADS AND SIDEWALKS
  SLICK...AND CAUTION SHOULD BE USED WHILE DRIVING OR WALKING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

A FREEZING FOG ADVISORY MEANS VISIBILITIES WILL FREQUENTLY BE
REDUCED TO LESS THAN ONE QUARTER MILE. IF DRIVING...SLOW DOWN...
USE YOUR HEADLIGHTS...AND LEAVE PLENTY OF DISTANCE AHEAD OF YOU.
ALSO...BE ALERT FOR FROST ON BRIDGE DECKS CAUSING SLIPPERY ROADS.

&&

$$

ORZ041-044-WAZ024-026>028-180200-
/O.EXT.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
EASTERN COLUMBIA RIVER GORGE OF OREGON-
LOWER COLUMBIA BASIN OF OREGON-
EASTERN COLUMBIA RIVER GORGE OF WASHINGTON-KITTITAS VALLEY-
YAKIMA VALLEY-LOWER COLUMBIA BASIN OF WASHINGTON-
INCLUDING THE CITIES OF...ARLINGTON...THE DALLES...BOARDMAN...
HERMISTON...IONE...WHITE SALMON...ELLENSBURG...THORP...NACHES...
SUNNYSIDE...TOPPENISH...YAKIMA...CONNELL...PROSSER...TRI-CITIES
937 AM PST THU JAN 17 2013

...AIR STAGNATION ADVISORY NOW IN EFFECT UNTIL 10 AM PST
TUESDAY...

THE AIR STAGNATION ADVISORY IS NOW IN EFFECT UNTIL 10 AM PST
TUESDAY. 

* TIMING: INVERSIONS WILL BE OVER THE AREA THROUGH EARLY NEXT
  WEEK.

* LOCATIONS: ALL LOCATIONS WILL BE HEAVILY IMPACTED AS THE COLD
  AND STABLE AIR REMAINS OVER THESE AREAS.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

WAZ520-180200-
/O.EXT.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
EAST SLOPES OF THE WASHINGTON CASCADES-
INCLUDING THE CITIES OF...APPLETON...CLE ELUM...CLIFFDELL...
EASTON...ROSLYN...TROUT LAKE
937 AM PST THU JAN 17 2013

...AIR STAGNATION ADVISORY NOW IN EFFECT UNTIL 10 AM PST
TUESDAY BELOW 3500 FEET...

THE AIR STAGNATION ADVISORY IS NOW IN EFFECT UNTIL 10 AM PST
TUESDAY. 

* TIMING: INVERSIONS WILL CONTINUE THROUGH EARLY NEXT WEEK.

* LOCATIONS: LOCATIONS BELOW 3500 FEET WILL BE AFFECTED.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ049-180200-
/O.CON.KPDT.WI.Y.0004.000000T0000Z-130118T2300Z/
GRANDE RONDE VALLEY-
937 AM PST THU JAN 17 2013

...WIND ADVISORY REMAINS IN EFFECT UNTIL 3 PM PST FRIDAY FOR LADD
AND PYLES CANYONS...

A WIND ADVISORY FOR LADD AND PYLES CANYONS REMAINS IN EFFECT
UNTIL 3 PM PST FRIDAY. 

* TIMING: STRONG WINDS OVER THE SOUTH END OF THE GRANDE RONDE 
  VALLEY WILL PERSIST THROUGH FRIDAY. 

* WINDS: SOUTH WINDS 30 TO 40 MPH WITH GUSTS TO NEAR 50 MPH.

* IMPACTS: THOSE IN HIGH PROFILE VEHICLES MAY FIND DRIVING 
  DIFFICULT. THESE WINDS CAN ALSO DOWN TREE LIMBS AND POWER 
  LINES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST
BETWEEN 30 AND 39 MPH OR GUSTS RANGING FROM 45 TO 57 MPH. WINDS
OF THESE MAGNITUDES CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR
HIGH PROFILE VEHICLES. MINOR PROPERTY DAMAGE MAY ALSO OCCUR. FOR
ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB SITE AT
WWW.WEATHER.GOV/PENDLETON.

&&

$$
249 
WWUS76 KPDT 172004
NPWPDT

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE PENDLETON OR
1204 PM PST THU JAN 17 2013

...VARIOUS AIR STAGNATION...FREEZING FOG AND WIND ADVISORIES ARE
IN EFFECT ACROSS THE INTERIOR NORTHWEST...

.HIGH PRESSURE WILL BRING STABLE CONDITIONS WITH STRONG
INVERSIONS AND LIGHT WINDS TO PORTIONS OF THE REGION THROUGH
EARLY NEXT WEEK. AS A RESULT...POOR AIR QUALITY WILL CONTINUE
BENEATH THE INVERSIONS. AREAS OF DENSE FREEZING FOG WILL PERSIST
ALONG THE BLUE MOUNTAINS FOOTHILLS AND THE SIMCOE HIGHLANDS.
MEANWHILE STRONG PRESSURE GRADIENTS OVER THE SOUTH END OF THE
GRANDE RONDE VALLEY WILL CAUSE LOCALLY STRONG WINDS IN THIS AREA.

ORZ507-WAZ029-180600-
/O.EXP.KPDT.ZF.Y.0002.000000T0000Z-130117T2000Z/
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
FOOTHILLS OF THE NORTHERN BLUE MOUNTAINS OF OREGON-
FOOTHILLS OF THE BLUE MOUNTAINS OF WASHINGTON-
INCLUDING THE CITIES OF...PENDLETON...PILOT ROCK...DAYTON...
WAITSBURG...WALLA WALLA
1204 PM PST THU JAN 17 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY...
...FREEZING FOG ADVISORY WILL EXPIRE AT NOON PST TODAY...

THE FREEZING FOG ADVISORY WILL EXPIRE AT NOON PST TODAY. AN AIR
STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST TUESDAY. 

* TIMING: INVERSIONS WILL BE OVER THE AREA THROUGH EARLY NEXT
  WEEK. MOISTURE TRAPPED UNDER THE INVERSION WILL RESULT IN
  PATCHY FREEZING FOG...SOME OF THE FOG WILL BE LOCALLY DENSE.

* LOCATIONS: VALLEY LOCATIONS WILL BE HEAVILY IMPACTED BY TRAPPED
  POLLUTANTS.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

WAZ521-180600-
/O.EXP.KPDT.ZF.Y.0002.000000T0000Z-130117T2000Z/
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
SIMCOE HIGHLANDS-
INCLUDING THE CITIES OF...BICKLETON...GOLDENDALE
1204 PM PST THU JAN 17 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY...
...FREEZING FOG ADVISORY WILL EXPIRE AT NOON PST TODAY...

THE FREEZING FOG ADVISORY WILL EXPIRE AT NOON PST TODAY. AN AIR
STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST TUESDAY. 

* TIMING: INVERSIONS WILL BE OVER THE AREA THROUGH EARLY NEXT
  WEEK. MOISTURE TRAPPED UNDER THE INVERSION WILL RESULT IN
  PATCHY FREEZING FOG...SOME OF THE FOG WILL BE LOCALLY DENSE. 

* LOCATIONS: LOCATIONS BELOW 3000 FEET WILL BE AFFECTED.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ508-180600-
/O.EXP.KPDT.ZF.Y.0002.000000T0000Z-130117T2000Z/
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
FOOTHILLS OF THE SOUTHERN BLUE MOUNTAINS OF OREGON-
INCLUDING THE CITIES OF...HEPPNER...CONDON...FOSSIL
1204 PM PST THU JAN 17 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY...
...FREEZING FOG ADVISORY WILL EXPIRE AT NOON PST TODAY...

THE FREEZING FOG ADVISORY WILL EXPIRE AT NOON PST TODAY. AN AIR
STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST TUESDAY. 

* TIMING: INVERSIONS WILL BE OVER THE AREA THROUGH EARLY NEXT
  WEEK. MOISTURE TRAPPED UNDER THE INVERSION WILL RESULT IN
  PATCHY FREEZING FOG...SOME OF THE FOG WILL BE LOCALLY DENSE. 

* LOCATIONS: VALLEY LOCATIONS WILL BE HEAVILY IMPACTED BY TRAPPED
  POLLUTANTS.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ049-180600-
/O.CON.KPDT.WI.Y.0004.000000T0000Z-130118T2300Z/
GRANDE RONDE VALLEY-
1204 PM PST THU JAN 17 2013

...WIND ADVISORY REMAINS IN EFFECT UNTIL 3 PM PST FRIDAY FOR LADD
AND PYLES CANYONS...

A WIND ADVISORY FOR LADD AND PYLES CANYONS REMAINS IN EFFECT
UNTIL 3 PM PST FRIDAY. 

* TIMING: STRONG WINDS OVER THE SOUTH END OF THE GRANDE RONDE 
  VALLEY WILL PERSIST THROUGH FRIDAY. 

* WINDS: SOUTH WINDS 30 TO 40 MPH WITH GUSTS TO NEAR 50 MPH.

* IMPACTS: THOSE IN HIGH PROFILE VEHICLES MAY FIND DRIVING 
  DIFFICULT. THESE WINDS CAN ALSO DOWN TREE LIMBS AND POWER 
  LINES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST
BETWEEN 30 AND 39 MPH OR GUSTS RANGING FROM 45 TO 57 MPH. WINDS
OF THESE MAGNITUDES CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR
HIGH PROFILE VEHICLES. MINOR PROPERTY DAMAGE MAY ALSO OCCUR. FOR
ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB SITE AT
WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ041-044-WAZ024-026>028-180600-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
EASTERN COLUMBIA RIVER GORGE OF OREGON-
LOWER COLUMBIA BASIN OF OREGON-
EASTERN COLUMBIA RIVER GORGE OF WASHINGTON-KITTITAS VALLEY-
YAKIMA VALLEY-LOWER COLUMBIA BASIN OF WASHINGTON-
INCLUDING THE CITIES OF...ARLINGTON...THE DALLES...BOARDMAN...
HERMISTON...IONE...WHITE SALMON...ELLENSBURG...THORP...NACHES...
SUNNYSIDE...TOPPENISH...YAKIMA...CONNELL...PROSSER...TRI-CITIES
1204 PM PST THU JAN 17 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY. 

* TIMING: INVERSIONS WILL BE OVER THE AREA THROUGH EARLY NEXT 
  WEEK. 

* LOCATIONS: ALL LOCATIONS WILL BE HEAVILY IMPACTED AS THE COLD 
  AND STABLE AIR REMAINS OVER THESE AREAS.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

WAZ520-180600-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
EAST SLOPES OF THE WASHINGTON CASCADES-
INCLUDING THE CITIES OF...APPLETON...CLE ELUM...CLIFFDELL...
EASTON...ROSLYN...TROUT LAKE
1204 PM PST THU JAN 17 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY BELOW 3500 FEET...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY. 

* TIMING: INVERSIONS WILL CONTINUE THROUGH EARLY NEXT WEEK.

* LOCATIONS: LOCATIONS BELOW 3500 FEET WILL BE AFFECTED.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ042-505-180600-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
NORTH CENTRAL OREGON-JOHN DAY BASIN-
INCLUDING THE CITIES OF...DUFUR...MADRAS...MAUPIN...MORO...
PRINEVILLE...REDMOND...DAYVILLE...JOHN DAY...MITCHELL...
MONUMENT...SPRAY
1204 PM PST THU JAN 17 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY. 

* TIMING: INVERSIONS WILL BE OVER THE AREA THROUGH EARLY NEXT 
  WEEK. SOME MIXING MAY BE POSSIBLE IN THE EAST END OF THE JOHN 
  DAY BASIN EACH AFTERNOON. 

* LOCATIONS: VALLEY LOCATIONS WILL BE HEAVILY IMPACTED BY 
  TRAPPED POLLUTANTS. 

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ509-180600-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
EAST SLOPES OF THE OREGON CASCADES-
INCLUDING THE CITY OF...BEND
1204 PM PST THU JAN 17 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY BELOW 4000 FEET...

AN AIR STAGNATION ADVISORY BELOW 4000 FEET REMAINS IN EFFECT
UNTIL 10 AM PST TUESDAY. 

* TIMING: INVERSIONS WILL BE OVER THE AREA THROUGH EARLY NEXT 
  WEEK. 

* LOCATIONS: VALLEY LOCATIONS WILL BE HEAVILY IMPACTED BY 
  TRAPPED POLLUTANTS. 

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$
460 
WWUS76 KPDT 172006 CCA
NPWPDT

URGENT - WEATHER MESSAGE...CORRECTED
NATIONAL WEATHER SERVICE PENDLETON OR
1204 PM PST THU JAN 17 2013

...VARIOUS AIR STAGNATION...FREEZING FOG AND WIND ADVISORIES ARE
IN EFFECT ACROSS THE INTERIOR NORTHWEST...

.HIGH PRESSURE WILL BRING STABLE CONDITIONS WITH STRONG
INVERSIONS AND LIGHT WINDS TO PORTIONS OF THE REGION THROUGH
EARLY NEXT WEEK. AS A RESULT...POOR AIR QUALITY WILL CONTINUE
BENEATH THE INVERSIONS. AREAS OF DENSE FREEZING FOG WILL PERSIST
ALONG THE BLUE MOUNTAINS FOOTHILLS AND THE SIMCOE HIGHLANDS.
MEANWHILE STRONG PRESSURE GRADIENTS OVER THE SOUTH END OF THE
GRANDE RONDE VALLEY WILL CAUSE LOCALLY STRONG WINDS IN THIS AREA.

ORZ507-WAZ029-180615-
/O.EXP.KPDT.ZF.Y.0002.000000T0000Z-130117T2000Z/
/O.COR.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
FOOTHILLS OF THE NORTHERN BLUE MOUNTAINS OF OREGON-
FOOTHILLS OF THE BLUE MOUNTAINS OF WASHINGTON-
INCLUDING THE CITIES OF...PENDLETON...PILOT ROCK...DAYTON...
WAITSBURG...WALLA WALLA
1204 PM PST THU JAN 17 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY...
...FREEZING FOG ADVISORY WILL EXPIRE AT NOON PST TODAY...

THE FREEZING FOG ADVISORY WILL EXPIRE AT NOON PST TODAY. AN AIR
STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST TUESDAY. 

* TIMING: INVERSIONS WILL BE OVER THE AREA THROUGH EARLY NEXT
  WEEK. MOISTURE TRAPPED UNDER THE INVERSION WILL RESULT IN
  PATCHY FREEZING FOG...SOME OF THE FOG WILL BE LOCALLY DENSE.

* LOCATIONS: VALLEY LOCATIONS WILL BE HEAVILY IMPACTED BY TRAPPED
  POLLUTANTS.

* VISIBILITIES: VISIBILITIES HAVE IMPROVED ABOVE ONE HALF MILE.
  THEREFORE THE FREEZING FOG ADVISORY WAS ALLOWED TO EXPIRE.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

WAZ521-180615-
/O.EXP.KPDT.ZF.Y.0002.000000T0000Z-130117T2000Z/
/O.COR.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
SIMCOE HIGHLANDS-
INCLUDING THE CITIES OF...BICKLETON...GOLDENDALE
1204 PM PST THU JAN 17 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY...
...FREEZING FOG ADVISORY WILL EXPIRE AT NOON PST TODAY...

THE FREEZING FOG ADVISORY WILL EXPIRE AT NOON PST TODAY. AN AIR
STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST TUESDAY. 

* TIMING: INVERSIONS WILL BE OVER THE AREA THROUGH EARLY NEXT
  WEEK. MOISTURE TRAPPED UNDER THE INVERSION WILL RESULT IN
  PATCHY FREEZING FOG...SOME OF THE FOG WILL BE LOCALLY DENSE. 

* LOCATIONS: LOCATIONS BELOW 3000 FEET WILL BE AFFECTED.

* VISIBILITIES: VISIBILITIES HAVE IMPROVED ABOVE ONE HALF MILE.
  THEREFORE THE FREEZING FOG ADVISORY WAS ALLOWED TO EXPIRE.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ508-180615-
/O.EXP.KPDT.ZF.Y.0002.000000T0000Z-130117T2000Z/
/O.COR.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
FOOTHILLS OF THE SOUTHERN BLUE MOUNTAINS OF OREGON-
INCLUDING THE CITIES OF...HEPPNER...CONDON...FOSSIL
1204 PM PST THU JAN 17 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY...
...FREEZING FOG ADVISORY WILL EXPIRE AT NOON PST TODAY...

THE FREEZING FOG ADVISORY WILL EXPIRE AT NOON PST TODAY. AN AIR
STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST TUESDAY. 

* TIMING: INVERSIONS WILL BE OVER THE AREA THROUGH EARLY NEXT
  WEEK. MOISTURE TRAPPED UNDER THE INVERSION WILL RESULT IN
  PATCHY FREEZING FOG...SOME OF THE FOG WILL BE LOCALLY DENSE. 

* LOCATIONS: VALLEY LOCATIONS WILL BE HEAVILY IMPACTED BY TRAPPED
  POLLUTANTS.

* VISIBILITIES: VISIBILITIES HAVE IMPROVED ABOVE ONE HALF MILE.
  THEREFORE THE FREEZING FOG ADVISORY WAS ALLOWED TO EXPIRE.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ049-180615-
/O.CON.KPDT.WI.Y.0004.000000T0000Z-130118T2300Z/
GRANDE RONDE VALLEY-
1204 PM PST THU JAN 17 2013

...WIND ADVISORY REMAINS IN EFFECT UNTIL 3 PM PST FRIDAY FOR LADD
AND PYLES CANYONS...

A WIND ADVISORY FOR LADD AND PYLES CANYONS REMAINS IN EFFECT
UNTIL 3 PM PST FRIDAY. 

* TIMING: STRONG WINDS OVER THE SOUTH END OF THE GRANDE RONDE 
  VALLEY WILL PERSIST THROUGH FRIDAY. 

* WINDS: SOUTH WINDS 30 TO 40 MPH WITH GUSTS TO NEAR 50 MPH.

* IMPACTS: THOSE IN HIGH PROFILE VEHICLES MAY FIND DRIVING 
  DIFFICULT. THESE WINDS CAN ALSO DOWN TREE LIMBS AND POWER 
  LINES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST
BETWEEN 30 AND 39 MPH OR GUSTS RANGING FROM 45 TO 57 MPH. WINDS
OF THESE MAGNITUDES CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR
HIGH PROFILE VEHICLES. MINOR PROPERTY DAMAGE MAY ALSO OCCUR. FOR
ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB SITE AT
WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ041-044-WAZ024-026>028-180615-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
EASTERN COLUMBIA RIVER GORGE OF OREGON-
LOWER COLUMBIA BASIN OF OREGON-
EASTERN COLUMBIA RIVER GORGE OF WASHINGTON-KITTITAS VALLEY-
YAKIMA VALLEY-LOWER COLUMBIA BASIN OF WASHINGTON-
INCLUDING THE CITIES OF...ARLINGTON...THE DALLES...BOARDMAN...
HERMISTON...IONE...WHITE SALMON...ELLENSBURG...THORP...NACHES...
SUNNYSIDE...TOPPENISH...YAKIMA...CONNELL...PROSSER...TRI-CITIES
1204 PM PST THU JAN 17 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY. 

* TIMING: INVERSIONS WILL BE OVER THE AREA THROUGH EARLY NEXT 
  WEEK. 

* LOCATIONS: ALL LOCATIONS WILL BE HEAVILY IMPACTED AS THE COLD 
  AND STABLE AIR REMAINS OVER THESE AREAS.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

WAZ520-180615-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
EAST SLOPES OF THE WASHINGTON CASCADES-
INCLUDING THE CITIES OF...APPLETON...CLE ELUM...CLIFFDELL...
EASTON...ROSLYN...TROUT LAKE
1204 PM PST THU JAN 17 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY BELOW 3500 FEET...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY. 

* TIMING: INVERSIONS WILL CONTINUE THROUGH EARLY NEXT WEEK.

* LOCATIONS: LOCATIONS BELOW 3500 FEET WILL BE AFFECTED.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ042-505-180615-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
NORTH CENTRAL OREGON-JOHN DAY BASIN-
INCLUDING THE CITIES OF...DUFUR...MADRAS...MAUPIN...MORO...
PRINEVILLE...REDMOND...DAYVILLE...JOHN DAY...MITCHELL...
MONUMENT...SPRAY
1204 PM PST THU JAN 17 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY. 

* TIMING: INVERSIONS WILL BE OVER THE AREA THROUGH EARLY NEXT 
  WEEK. SOME MIXING MAY BE POSSIBLE IN THE EAST END OF THE JOHN 
  DAY BASIN EACH AFTERNOON. 

* LOCATIONS: VALLEY LOCATIONS WILL BE HEAVILY IMPACTED BY 
  TRAPPED POLLUTANTS. 

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ509-180615-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
EAST SLOPES OF THE OREGON CASCADES-
INCLUDING THE CITY OF...BEND
1204 PM PST THU JAN 17 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY BELOW 4000 FEET...

AN AIR STAGNATION ADVISORY BELOW 4000 FEET REMAINS IN EFFECT
UNTIL 10 AM PST TUESDAY. 

* TIMING: INVERSIONS WILL BE OVER THE AREA THROUGH EARLY NEXT 
  WEEK. 

* LOCATIONS: VALLEY LOCATIONS WILL BE HEAVILY IMPACTED BY 
  TRAPPED POLLUTANTS. 

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$
410 
WWUS76 KPDT 172256
NPWPDT

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE PENDLETON OR
256 PM PST THU JAN 17 2013

...VARIOUS AIR STAGNATION...FREEZING FOG AND WIND ADVISORIES ARE
IN EFFECT ACROSS THE INTERIOR NORTHWEST...

.HIGH PRESSURE WILL CONTINUE THE STABLE CONDITIONS WITH STRONG
INVERSIONS AND LIGHT WINDS OVER PORTIONS OF THE REGION THROUGH
EARLY NEXT WEEK. AS A RESULT...POOR AIR QUALITY WILL CONTINUE
BENEATH THE INVERSIONS. AREAS OF DENSE FREEZING FOG WILL PERSIST
OVER PORTIONS OF SOUTH CENTRAL WASHINGTON AND NORTH CENTRAL OREGON.
MEANWHILE STRONG PRESSURE GRADIENTS OVER THE SOUTH END OF THE
GRANDE RONDE VALLEY WILL CAUSE LOCALLY STRONG WINDS IN THIS AREA.

ORZ042-508-180700-
/O.NEW.KPDT.ZF.Y.0003.130118T0000Z-130118T1900Z/
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
NORTH CENTRAL OREGON-
FOOTHILLS OF THE SOUTHERN BLUE MOUNTAINS OF OREGON-
INCLUDING THE CITIES OF...DUFUR...MADRAS...MAUPIN...MORO...
PRINEVILLE...REDMOND...HEPPNER...CONDON...FOSSIL
256 PM PST THU JAN 17 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY...
...FREEZING FOG ADVISORY IN EFFECT UNTIL 11 AM PST FRIDAY...

THE NATIONAL WEATHER SERVICE IN PENDLETON HAS ISSUED A FREEZING
FOG ADVISORY...WHICH IS IN EFFECT UNTIL 11 AM PST FRIDAY. AN AIR
STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST TUESDAY. 

* TIMING: INVERSIONS WILL CONTINUE OVER THE AREA THROUGH EARLY
  NEXT WEEK KEEPING THE AIR STAGNANT. MOISTURE TRAPPED UNDER THE
  INVERSIONS WILL RESULT IN AREAS OF DENSE FOG TONIGHT INTO FRIDAY
  MORNING. 

* LOCATIONS: VALLEY LOCATIONS WILL BE HEAVILY IMPACTED BY TRAPPED
  POLLUTANTS. DENSE FREEZING FOG WILL MAINLY AFFECT LOCATIONS
  ABOVE 1500 FEET. 

* VISIBILITIES: LOWEST VISIBILITIES IN THE FOG WILL BE ONE QUARTER
  MILE OR LESS.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH
  RESPIRATORY ISSUES. FREEZING FOG CAN MAKE ROADS AND SIDEWALKS
  SLICK...AND CAUTION SHOULD BE USED WHILE DRIVING OR WALKING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

A FREEZING FOG ADVISORY MEANS VISIBILITIES WILL FREQUENTLY BE
REDUCED TO LESS THAN ONE QUARTER MILE. IF DRIVING...SLOW DOWN...
USE YOUR HEADLIGHTS...AND LEAVE PLENTY OF DISTANCE AHEAD OF YOU.
ALSO...BE ALERT FOR FROST ON BRIDGE DECKS CAUSING SLIPPERY ROADS.

&&

$$

WAZ521-180700-
/O.NEW.KPDT.ZF.Y.0003.130118T0000Z-130118T1900Z/
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
SIMCOE HIGHLANDS-
INCLUDING THE CITIES OF...BICKLETON...GOLDENDALE
256 PM PST THU JAN 17 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY...
...FREEZING FOG ADVISORY IN EFFECT UNTIL 11 AM PST FRIDAY...

THE NATIONAL WEATHER SERVICE IN PENDLETON HAS ISSUED A FREEZING
FOG ADVISORY...WHICH IS IN EFFECT UNTIL 11 AM PST FRIDAY. AN AIR
STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST TUESDAY. 

* TIMING: INVERSIONS WILL CONTINUE OVER THE AREA THROUGH EARLY
  NEXT WEEK KEEPING THE AIR STAGNANT. MOISTURE TRAPPED UNDER THE
  INVERSIONS WILL RESULT IN AREAS OF DENSE FOG TONIGHT INTO FRIDAY
  MORNING. 

* LOCATIONS: LOCATIONS BELOW 3000 FEET WILL BE AFFECTED BY
  STAGNANT AIR. DENSE FREEZING FOG WILL MAINLY AFFECT LOCATIONS
  ABOVE 1500 FEET. 

* VISIBILITIES: LOWEST VISIBILITIES IN THE FOG WILL BE ONE QUARTER
  MILE OR LESS.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES. FREEZING FOG CAN MAKE ROADS AND SIDEWALKS
  SLICK...AND CAUTION SHOULD BE USED WHILE DRIVING OR WALKING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

A FREEZING FOG ADVISORY MEANS VISIBILITIES WILL FREQUENTLY BE
REDUCED TO LESS THAN ONE QUARTER MILE. IF DRIVING...SLOW DOWN...
USE YOUR HEADLIGHTS...AND LEAVE PLENTY OF DISTANCE AHEAD OF YOU.
ALSO...BE ALERT FOR FROST ON BRIDGE DECKS CAUSING SLIPPERY ROADS.

&&

$$

ORZ049-180700-
/O.CON.KPDT.WI.Y.0004.000000T0000Z-130118T2300Z/
GRANDE RONDE VALLEY-
256 PM PST THU JAN 17 2013

...WIND ADVISORY REMAINS IN EFFECT UNTIL 3 PM PST FRIDAY FOR LADD
AND PYLES CANYONS...

A WIND ADVISORY FOR LADD AND PYLES CANYONS REMAINS IN EFFECT
UNTIL 3 PM PST FRIDAY. 

* TIMING: STRONG WINDS OVER THE SOUTH END OF THE GRANDE RONDE 
  VALLEY WILL PERSIST THROUGH FRIDAY. 

* WINDS: SOUTH WINDS 30 TO 40 MPH WITH GUSTS TO NEAR 50 MPH.

* IMPACTS: THOSE IN HIGH PROFILE VEHICLES MAY FIND DRIVING 
  DIFFICULT. THESE WINDS CAN ALSO DOWN TREE LIMBS AND POWER 
  LINES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST
BETWEEN 30 AND 39 MPH OR GUSTS RANGING FROM 45 TO 57 MPH. WINDS
OF THESE MAGNITUDES CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR
HIGH PROFILE VEHICLES. MINOR PROPERTY DAMAGE MAY ALSO OCCUR. FOR
ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB SITE AT
WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ041-044-WAZ024-026>028-180700-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
EASTERN COLUMBIA RIVER GORGE OF OREGON-
LOWER COLUMBIA BASIN OF OREGON-
EASTERN COLUMBIA RIVER GORGE OF WASHINGTON-KITTITAS VALLEY-
YAKIMA VALLEY-LOWER COLUMBIA BASIN OF WASHINGTON-
INCLUDING THE CITIES OF...ARLINGTON...THE DALLES...BOARDMAN...
HERMISTON...IONE...WHITE SALMON...ELLENSBURG...THORP...NACHES...
SUNNYSIDE...TOPPENISH...YAKIMA...CONNELL...PROSSER...TRI-CITIES
256 PM PST THU JAN 17 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY. 

* TIMING: INVERSIONS WILL BE OVER THE AREA THROUGH EARLY NEXT WEEK
  KEEPING THE AIR STAGNANT.

* LOCATIONS: ALL LOCATIONS WILL BE HEAVILY IMPACTED AS THE COLD 
  AND STABLE AIR REMAINS OVER THESE AREAS.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

WAZ520-180700-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
EAST SLOPES OF THE WASHINGTON CASCADES-
INCLUDING THE CITIES OF...APPLETON...CLE ELUM...CLIFFDELL...
EASTON...ROSLYN...TROUT LAKE
256 PM PST THU JAN 17 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY BELOW 3500 FEET...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY. 

* TIMING: INVERSIONS WILL CONTINUE THROUGH EARLY NEXT WEEK KEEPING
  THE AIR STAGNANT.

* LOCATIONS: LOCATIONS BELOW 3500 FEET WILL BE AFFECTED.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ505-507-WAZ029-180700-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
JOHN DAY BASIN-FOOTHILLS OF THE NORTHERN BLUE MOUNTAINS OF OREGON-
FOOTHILLS OF THE BLUE MOUNTAINS OF WASHINGTON-
INCLUDING THE CITIES OF...DAYVILLE...JOHN DAY...MITCHELL...
MONUMENT...SPRAY...PENDLETON...PILOT ROCK...DAYTON...WAITSBURG...
WALLA WALLA
256 PM PST THU JAN 17 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY. 

* TIMING: INVERSIONS WILL CONTINUE OVER THE AREA THROUGH EARLY
  NEXT WEEK KEEPING THE AIR STAGNANT.

* LOCATIONS: VALLEY LOCATIONS WILL BE HEAVILY IMPACTED BY TRAPPED
  POLLUTANTS. SOME MIXING WILL BE POSSIBLE IN THE EASTERN MOST
  PORTIONS OF THE JOHN DAY BASIN EACH AFTERNOON.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ509-180700-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
EAST SLOPES OF THE OREGON CASCADES-
INCLUDING THE CITY OF...BEND
256 PM PST THU JAN 17 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY BELOW 4000 FEET...

AN AIR STAGNATION ADVISORY BELOW 4000 FEET REMAINS IN EFFECT
UNTIL 10 AM PST TUESDAY. 

* TIMING: INVERSIONS WILL BE OVER THE AREA THROUGH EARLY NEXT
  WEEK KEEPING THE AIR STAGNANT BELOW 4000 FEET.

* LOCATIONS: VALLEY LOCATIONS WILL BE HEAVILY IMPACTED BY 
  TRAPPED POLLUTANTS.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$
881 
WWUS76 KPDT 180543
NPWPDT

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE PENDLETON OR
943 PM PST THU JAN 17 2013

...VARIOUS AIR STAGNATION...FREEZING FOG AND WIND ADVISORIES ARE
IN EFFECT ACROSS THE INTERIOR NORTHWEST...

.HIGH PRESSURE WILL CONTINUE THE STABLE CONDITIONS WITH STRONG
INVERSIONS AND LIGHT WINDS OVER PORTIONS OF THE REGION THROUGH
EARLY NEXT WEEK. AS A RESULT...POOR AIR QUALITY WILL CONTINUE
BENEATH THE INVERSIONS. AREAS OF DENSE FREEZING FOG WILL PERSIST
OVER PORTIONS OF SOUTH CENTRAL WASHINGTON AND NORTH CENTRAL
OREGON. MEANWHILE STRONG PRESSURE GRADIENTS OVER THE SOUTH END OF
THE GRANDE RONDE VALLEY WILL CAUSE LOCALLY STRONG WINDS IN THIS
AREA.

ORZ042-508-181500-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
/O.CON.KPDT.ZF.Y.0003.000000T0000Z-130118T1900Z/
NORTH CENTRAL OREGON-
FOOTHILLS OF THE SOUTHERN BLUE MOUNTAINS OF OREGON-
INCLUDING THE CITIES OF...DUFUR...MADRAS...MAUPIN...MORO...
PRINEVILLE...REDMOND...HEPPNER...CONDON...FOSSIL
943 PM PST THU JAN 17 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY...
...FREEZING FOG ADVISORY REMAINS IN EFFECT UNTIL 11 AM PST
FRIDAY...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY. A FREEZING FOG ADVISORY REMAINS IN EFFECT UNTIL 11 AM
PST FRIDAY. 

* TIMING: INVERSIONS WILL CONTINUE OVER THE AREA THROUGH EARLY 
  NEXT WEEK KEEPING THE AIR STAGNANT. MOISTURE TRAPPED UNDER THE 
  INVERSIONS WILL RESULT IN AREAS OF DENSE FOG TONIGHT INTO 
  FRIDAY MORNING. 

* LOCATIONS: VALLEY LOCATIONS WILL BE HEAVILY IMPACTED BY 
  TRAPPED POLLUTANTS. DENSE FREEZING FOG WILL MAINLY AFFECT 
  LOCATIONS ABOVE 1500 FEET.

* VISIBILITIES: LOWEST VISIBILITIES IN THE FOG WILL BE ONE
  QUARTER MILE OR LESS. 

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES. FREEZING FOG CAN MAKE ROADS AND 
  SIDEWALKS SLICK...AND CAUTION SHOULD BE USED WHILE DRIVING 
  OR WALKING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

A FREEZING FOG ADVISORY MEANS VISIBILITIES WILL FREQUENTLY BE
REDUCED TO LESS THAN ONE QUARTER MILE. IF DRIVING...SLOW DOWN...
USE YOUR HEADLIGHTS...AND LEAVE PLENTY OF DISTANCE AHEAD OF YOU.
ALSO...BE ALERT FOR FROST ON BRIDGE DECKS CAUSING SLIPPERY ROADS.

&&

$$

WAZ521-181500-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
/O.CON.KPDT.ZF.Y.0003.000000T0000Z-130118T1900Z/
SIMCOE HIGHLANDS-
INCLUDING THE CITIES OF...BICKLETON...GOLDENDALE
943 PM PST THU JAN 17 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY...
...FREEZING FOG ADVISORY REMAINS IN EFFECT UNTIL 11 AM PST
FRIDAY...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY. A FREEZING FOG ADVISORY REMAINS IN EFFECT UNTIL 11 AM
PST FRIDAY. 

* TIMING: INVERSIONS WILL CONTINUE OVER THE AREA THROUGH EARLY 
  NEXT WEEK KEEPING THE AIR STAGNANT. MOISTURE TRAPPED UNDER THE 
  INVERSIONS WILL RESULT IN AREAS OF DENSE FOG TONIGHT INTO 
  FRIDAY MORNING. 

* LOCATIONS: LOCATIONS BELOW 3000 FEET WILL BE AFFECTED BY 
  STAGNANT AIR. DENSE FREEZING FOG WILL MAINLY AFFECT 
  LOCATIONS ABOVE 1500 FEET.

* VISIBILITIES: LOWEST VISIBILITIES IN THE FOG WILL BE ONE
  QUARTER MILE OR LESS. 

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES. FREEZING FOG CAN MAKE ROADS AND 
  SIDEWALKS SLICK...AND CAUTION SHOULD BE USED WHILE DRIVING 
  OR WALKING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

A FREEZING FOG ADVISORY MEANS VISIBILITIES WILL FREQUENTLY BE
REDUCED TO LESS THAN ONE QUARTER MILE. IF DRIVING...SLOW DOWN...
USE YOUR HEADLIGHTS...AND LEAVE PLENTY OF DISTANCE AHEAD OF YOU.
ALSO...BE ALERT FOR FROST ON BRIDGE DECKS CAUSING SLIPPERY ROADS.

&&

$$

ORZ049-181500-
/O.CON.KPDT.WI.Y.0004.000000T0000Z-130118T2300Z/
GRANDE RONDE VALLEY-
943 PM PST THU JAN 17 2013

...WIND ADVISORY REMAINS IN EFFECT UNTIL 3 PM PST FRIDAY FOR LADD
AND PYLES CANYONS...

A WIND ADVISORY FOR LADD AND PYLES CANYONS REMAINS IN EFFECT
UNTIL 3 PM PST FRIDAY. 

* TIMING: STRONG WINDS OVER THE SOUTH END OF THE GRANDE RONDE 
  VALLEY WILL PERSIST THROUGH FRIDAY. 

* WINDS: SOUTH WINDS 30 TO 40 MPH WITH GUSTS TO NEAR 50 MPH.

* IMPACTS: THOSE IN HIGH PROFILE VEHICLES MAY FIND DRIVING 
  DIFFICULT. THESE WINDS CAN ALSO DOWN TREE LIMBS AND POWER 
  LINES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST
BETWEEN 30 AND 39 MPH OR GUSTS RANGING FROM 45 TO 57 MPH. WINDS
OF THESE MAGNITUDES CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR
HIGH PROFILE VEHICLES. MINOR PROPERTY DAMAGE MAY ALSO OCCUR. FOR
ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB SITE AT
WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ041-044-WAZ024-026>028-181500-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
EASTERN COLUMBIA RIVER GORGE OF OREGON-
LOWER COLUMBIA BASIN OF OREGON-
EASTERN COLUMBIA RIVER GORGE OF WASHINGTON-KITTITAS VALLEY-
YAKIMA VALLEY-LOWER COLUMBIA BASIN OF WASHINGTON-
INCLUDING THE CITIES OF...ARLINGTON...THE DALLES...BOARDMAN...
HERMISTON...IONE...WHITE SALMON...ELLENSBURG...THORP...NACHES...
SUNNYSIDE...TOPPENISH...YAKIMA...CONNELL...PROSSER...TRI-CITIES
943 PM PST THU JAN 17 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY. 

* TIMING: INVERSIONS WILL BE OVER THE AREA THROUGH EARLY NEXT 
  WEEK KEEPING THE AIR STAGNANT. 

* LOCATIONS: ALL LOCATIONS WILL BE HEAVILY IMPACTED AS THE COLD 
  AND STABLE AIR REMAINS OVER THESE AREAS.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

WAZ520-181500-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
EAST SLOPES OF THE WASHINGTON CASCADES-
INCLUDING THE CITIES OF...APPLETON...CLE ELUM...CLIFFDELL...
EASTON...ROSLYN...TROUT LAKE
943 PM PST THU JAN 17 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY. 

* TIMING: INVERSIONS WILL CONTINUE THROUGH EARLY NEXT WEEK 
  KEEPING THE AIR STAGNANT. 

* LOCATIONS: LOCATIONS BELOW 3500 FEET WILL BE AFFECTED.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ505-507-WAZ029-181500-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
JOHN DAY BASIN-FOOTHILLS OF THE NORTHERN BLUE MOUNTAINS OF OREGON-
FOOTHILLS OF THE BLUE MOUNTAINS OF WASHINGTON-
INCLUDING THE CITIES OF...DAYVILLE...JOHN DAY...MITCHELL...
MONUMENT...SPRAY...PENDLETON...PILOT ROCK...DAYTON...WAITSBURG...
WALLA WALLA
943 PM PST THU JAN 17 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY. 

* TIMING: INVERSIONS WILL CONTINUE OVER THE AREA THROUGH EARLY 
  NEXT WEEK KEEPING THE AIR STAGNANT. 

* LOCATIONS: VALLEY LOCATIONS WILL BE HEAVILY IMPACTED BY 
  TRAPPED POLLUTANTS. SOME MIXING WILL BE POSSIBLE IN THE 
  EASTERN MOST PORTIONS OF THE JOHN DAY BASIN EACH AFTERNOON.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ509-181500-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
EAST SLOPES OF THE OREGON CASCADES-
INCLUDING THE CITY OF...BEND
943 PM PST THU JAN 17 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY BELOW 4000 FEET...

AN AIR STAGNATION ADVISORY BELOW 4000 FEET REMAINS IN EFFECT
UNTIL 10 AM PST TUESDAY. 

* TIMING: INVERSIONS WILL BE OVER THE AREA THROUGH EARLY NEXT 
  WEEK KEEPING THE AIR STAGNANT BELOW 4000 FEET. 

* LOCATIONS: VALLEY LOCATIONS WILL BE HEAVILY IMPACTED BY 
  TRAPPED POLLUTANTS.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$
339 
WWUS76 KPDT 181342
NPWPDT

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE PENDLETON OR
542 AM PST FRI JAN 18 2013

...VARIOUS AIR STAGNATION...FREEZING FOG AND WIND ADVISORIES ARE
IN EFFECT ACROSS THE INTERIOR NORTHWEST...

.HIGH PRESSURE WILL CONTINUE THE STABLE CONDITIONS WITH STRONG
INVERSIONS AND LIGHT WINDS OVER PORTIONS OF THE REGION THROUGH
EARLY NEXT WEEK. AS A RESULT...POOR AIR QUALITY WILL CONTINUE
BENEATH THE INVERSIONS. AREAS OF DENSE FREEZING FOG WILL PERSIST
OVER PORTIONS OF SOUTH CENTRAL WASHINGTON AND NORTH CENTRAL
OREGON. MEANWHILE STRONG PRESSURE GRADIENTS OVER THE SOUTH END OF
THE GRANDE RONDE VALLEY WILL CAUSE LOCALLY STRONG WINDS IN THIS
AREA.

ORZ042-508-181900-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
/O.CON.KPDT.ZF.Y.0003.000000T0000Z-130118T1900Z/
NORTH CENTRAL OREGON-
FOOTHILLS OF THE SOUTHERN BLUE MOUNTAINS OF OREGON-
INCLUDING THE CITIES OF...DUFUR...MADRAS...MAUPIN...MORO...
PRINEVILLE...REDMOND...HEPPNER...CONDON...FOSSIL
542 AM PST FRI JAN 18 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY...
...FREEZING FOG ADVISORY REMAINS IN EFFECT UNTIL 11 AM PST THIS
MORNING...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY. A FREEZING FOG ADVISORY REMAINS IN EFFECT UNTIL 11 AM
PST THIS MORNING. 

* TIMING: INVERSIONS WILL CONTINUE OVER THE AREA THROUGH EARLY
  NEXT WEEK KEEPING THE AIR STAGNANT. MOISTURE TRAPPED UNDER THE
  INVERSIONS WILL RESULT IN AREAS OF DENSE FREEZING FOG THIS
  MORNING.

* LOCATIONS: VALLEY LOCATIONS WILL BE HEAVILY IMPACTED BY 
  TRAPPED POLLUTANTS. DENSE FREEZING FOG WILL MAINLY AFFECT 
  LOCATIONS ABOVE 1500 FEET.

* VISIBILITIES: LOWEST VISIBILITIES IN THE FOG WILL BE ONE 
  QUARTER MILE OR LESS.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES. FREEZING FOG CAN MAKE ROADS AND 
  SIDEWALKS SLICK...AND CAUTION SHOULD BE USED WHILE DRIVING 
  OR WALKING. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

A FREEZING FOG ADVISORY MEANS VISIBILITIES WILL FREQUENTLY BE
REDUCED TO LESS THAN ONE QUARTER MILE. IF DRIVING...SLOW DOWN...
USE YOUR HEADLIGHTS...AND LEAVE PLENTY OF DISTANCE AHEAD OF YOU.
ALSO...BE ALERT FOR FROST ON BRIDGE DECKS CAUSING SLIPPERY ROADS.

&&

$$

WAZ521-181900-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
/O.CON.KPDT.ZF.Y.0003.000000T0000Z-130118T1900Z/
SIMCOE HIGHLANDS-
INCLUDING THE CITIES OF...BICKLETON...GOLDENDALE
542 AM PST FRI JAN 18 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY...
...FREEZING FOG ADVISORY REMAINS IN EFFECT UNTIL 11 AM PST THIS
MORNING...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY. A FREEZING FOG ADVISORY REMAINS IN EFFECT UNTIL 11 AM
PST THIS MORNING. 

* TIMING: INVERSIONS WILL CONTINUE OVER THE AREA THROUGH EARLY
  NEXT WEEK KEEPING THE AIR STAGNANT. MOISTURE TRAPPED UNDER THE
  INVERSIONS WILL RESULT IN AREAS OF DENSE FREEZING FOG THIS
  MORNING.

* LOCATIONS: LOCATIONS BELOW 3000 FEET WILL BE AFFECTED BY 
  STAGNANT AIR. DENSE FREEZING FOG WILL MAINLY AFFECT 
  LOCATIONS ABOVE 1500 FEET.

* VISIBILITIES: LOWEST VISIBILITIES IN THE FOG WILL BE ONE 
  QUARTER MILE OR LESS.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES. FREEZING FOG CAN MAKE ROADS AND 
  SIDEWALKS SLICK...AND CAUTION SHOULD BE USED WHILE DRIVING 
  OR WALKING. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

A FREEZING FOG ADVISORY MEANS VISIBILITIES WILL FREQUENTLY BE
REDUCED TO LESS THAN ONE QUARTER MILE. IF DRIVING...SLOW DOWN...
USE YOUR HEADLIGHTS...AND LEAVE PLENTY OF DISTANCE AHEAD OF YOU.
ALSO...BE ALERT FOR FROST ON BRIDGE DECKS CAUSING SLIPPERY ROADS.

&&

$$

ORZ049-181900-
/O.CON.KPDT.WI.Y.0004.000000T0000Z-130118T2300Z/
GRANDE RONDE VALLEY-
542 AM PST FRI JAN 18 2013

...WIND ADVISORY REMAINS IN EFFECT UNTIL 3 PM PST THIS AFTERNOON
FOR LADD AND PYLES CANYONS...

A WIND ADVISORY FOR LADD AND PYLES CANYONS REMAINS IN EFFECT
UNTIL 3 PM PST THIS AFTERNOON. 

* TIMING: STRONG WINDS OVER THE SOUTH END OF THE GRANDE RONDE 
  VALLEY WILL PERSIST THROUGH TODAY. 

* WINDS: SOUTH WINDS OF 30 TO 40 MPH WITH GUSTS TO NEAR 50 MPH.

* IMPACTS: THOSE IN HIGH PROFILE VEHICLES MAY FIND DRIVING 
  DIFFICULT. THESE WINDS CAN ALSO DOWN TREE LIMBS AND POWER 
  LINES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST
BETWEEN 30 AND 39 MPH OR GUSTS RANGING FROM 45 TO 57 MPH. WINDS
OF THESE MAGNITUDES CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR
HIGH PROFILE VEHICLES. MINOR PROPERTY DAMAGE MAY ALSO OCCUR. FOR
ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB SITE AT
WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ041-044-WAZ024-026>028-181900-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
EASTERN COLUMBIA RIVER GORGE OF OREGON-
LOWER COLUMBIA BASIN OF OREGON-
EASTERN COLUMBIA RIVER GORGE OF WASHINGTON-KITTITAS VALLEY-
YAKIMA VALLEY-LOWER COLUMBIA BASIN OF WASHINGTON-
INCLUDING THE CITIES OF...ARLINGTON...THE DALLES...BOARDMAN...
HERMISTON...IONE...WHITE SALMON...ELLENSBURG...THORP...NACHES...
SUNNYSIDE...TOPPENISH...YAKIMA...CONNELL...PROSSER...TRI-CITIES
542 AM PST FRI JAN 18 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY. 

* TIMING: INVERSIONS WILL BE OVER THE AREA THROUGH EARLY NEXT 
  WEEK KEEPING THE AIR STAGNANT. 

* LOCATIONS: ALL LOCATIONS WILL BE HEAVILY IMPACTED AS THE COLD 
  AND STABLE AIR REMAINS OVER THESE AREAS.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

WAZ520-181900-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
EAST SLOPES OF THE WASHINGTON CASCADES-
INCLUDING THE CITIES OF...APPLETON...CLE ELUM...CLIFFDELL...
EASTON...ROSLYN...TROUT LAKE
542 AM PST FRI JAN 18 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY. 

* TIMING: INVERSIONS WILL CONTINUE THROUGH EARLY NEXT WEEK 
  KEEPING THE AIR STAGNANT. 

* LOCATIONS: LOCATIONS BELOW 3500 FEET WILL BE AFFECTED.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ505-507-WAZ029-181900-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
JOHN DAY BASIN-FOOTHILLS OF THE NORTHERN BLUE MOUNTAINS OF OREGON-
FOOTHILLS OF THE BLUE MOUNTAINS OF WASHINGTON-
INCLUDING THE CITIES OF...DAYVILLE...JOHN DAY...MITCHELL...
MONUMENT...SPRAY...PENDLETON...PILOT ROCK...DAYTON...WAITSBURG...
WALLA WALLA
542 AM PST FRI JAN 18 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY. 

* TIMING: INVERSIONS WILL CONTINUE OVER THE AREA THROUGH EARLY 
  NEXT WEEK KEEPING THE AIR STAGNANT. 

* LOCATIONS: VALLEY LOCATIONS WILL BE HEAVILY IMPACTED BY 
  TRAPPED POLLUTANTS. SOME MIXING WILL BE POSSIBLE IN THE 
  EASTERN MOST PORTIONS OF THE JOHN DAY BASIN EACH AFTERNOON.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ509-181900-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
EAST SLOPES OF THE OREGON CASCADES-
INCLUDING THE CITY OF...BEND
542 AM PST FRI JAN 18 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY BELOW 4000 FEET...

AN AIR STAGNATION ADVISORY BELOW 4000 FEET REMAINS IN EFFECT
UNTIL 10 AM PST TUESDAY. 

* TIMING: INVERSIONS WILL BE OVER THE AREA THROUGH EARLY NEXT 
  WEEK KEEPING THE AIR STAGNANT BELOW 4000 FEET. 

* LOCATIONS: VALLEY LOCATIONS WILL BE HEAVILY IMPACTED BY 
  TRAPPED POLLUTANTS.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$
954 
WWUS76 KPDT 181827
NPWPDT

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE PENDLETON OR
1027 AM PST FRI JAN 18 2013

...VARIOUS AIR STAGNATION AND WIND ADVISORIES ARE IN EFFECT
ACROSS THE INTERIOR NORTHWEST...

.HIGH PRESSURE WILL CONTINUE THE STABLE CONDITIONS WITH STRONG
INVERSIONS AND LIGHT WINDS OVER PORTIONS OF THE REGION THROUGH
EARLY NEXT WEEK. AS A RESULT...POOR AIR QUALITY WILL CONTINUE
BENEATH THE INVERSIONS. MEANWHILE STRONG PRESSURE GRADIENTS OVER
THE SOUTH END OF THE GRANDE RONDE VALLEY WILL CAUSE LOCALLY STRONG
WINDS IN THIS AREA.

ORZ042-508-190300-
/O.CAN.KPDT.ZF.Y.0003.000000T0000Z-130118T1900Z/
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
NORTH CENTRAL OREGON-
FOOTHILLS OF THE SOUTHERN BLUE MOUNTAINS OF OREGON-
INCLUDING THE CITIES OF...DUFUR...MADRAS...MAUPIN...MORO...
PRINEVILLE...REDMOND...HEPPNER...CONDON...FOSSIL
1027 AM PST FRI JAN 18 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY...
...FREEZING FOG ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN PENDLETON HAS CANCELLED THE
FREEZING FOG ADVISORY. AN AIR STAGNATION ADVISORY REMAINS IN
EFFECT UNTIL 10 AM PST TUESDAY. 

* TIMING: INVERSIONS WILL CONTINUE OVER THE AREA THROUGH EARLY
  NEXT WEEK KEEPING THE AIR STAGNANT. MOISTURE TRAPPED UNDER THE
  INVERSIONS WILL RESULT IN PERIODS OF FREEZING FOG AT TIMES.

* LOCATIONS: VALLEY LOCATIONS WILL BE HEAVILY IMPACTED BY TRAPPED
  POLLUTANTS. 

* VISIBILITIES: LOW CLOUDINESS AND FREEZING FOG HAS RETREATED
  NORTH TO LOWER COLUMBIA BASIN. THUS THE FREEZING FOG ADVISORY
  HAS BEEN CANCELLED.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH
  RESPIRATORY ISSUES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

WAZ521-190300-
/O.CAN.KPDT.ZF.Y.0003.000000T0000Z-130118T1900Z/
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
SIMCOE HIGHLANDS-
INCLUDING THE CITIES OF...BICKLETON...GOLDENDALE
1027 AM PST FRI JAN 18 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY...
...FREEZING FOG ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN PENDLETON HAS CANCELLED THE
FREEZING FOG ADVISORY. AN AIR STAGNATION ADVISORY REMAINS IN
EFFECT UNTIL 10 AM PST TUESDAY. 

* TIMING: INVERSIONS WILL CONTINUE OVER THE AREA THROUGH EARLY
  NEXT WEEK KEEPING THE AIR STAGNANT. MOISTURE TRAPPED UNDER THE
  INVERSIONS WILL RESULT IN PERIODS OF FREEZING FOG AT TIMES.

* LOCATIONS: LOCATIONS BELOW 3000 FEET WILL BE AFFECTED BY
  STAGNANT AIR. 

* VISIBILITIES: LOW CLOUDINESS AND FREEZING FOG HAS RETREATED TO
  NEAR THE COLUMBIA RIVER. THUS THE FREEZING FOG ADVISORY HAS BEEN
  CANCELLED.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH
  RESPIRATORY ISSUES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ049-182300-
/O.CON.KPDT.WI.Y.0004.000000T0000Z-130118T2300Z/
GRANDE RONDE VALLEY-
1027 AM PST FRI JAN 18 2013

...WIND ADVISORY REMAINS IN EFFECT UNTIL 3 PM PST THIS AFTERNOON
FOR LADD AND PYLES CANYONS...

A WIND ADVISORY FOR LADD AND PYLES CANYONS REMAINS IN EFFECT
UNTIL 3 PM PST THIS AFTERNOON. 

* TIMING: STRONG WINDS OVER THE SOUTH END OF THE GRANDE RONDE 
  VALLEY WILL PERSIST THROUGH TODAY. 

* WINDS: SOUTH WINDS OF 30 TO 40 MPH WITH GUSTS TO NEAR 50 MPH.

* IMPACTS: THOSE IN HIGH PROFILE VEHICLES MAY FIND DRIVING 
  DIFFICULT. THESE WINDS CAN ALSO DOWN TREE LIMBS AND POWER 
  LINES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST
BETWEEN 30 AND 39 MPH OR GUSTS RANGING FROM 45 TO 57 MPH. WINDS
OF THESE MAGNITUDES CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR
HIGH PROFILE VEHICLES. MINOR PROPERTY DAMAGE MAY ALSO OCCUR. FOR
ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB SITE AT
WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ041-044-WAZ024-026>028-190300-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
EASTERN COLUMBIA RIVER GORGE OF OREGON-
LOWER COLUMBIA BASIN OF OREGON-
EASTERN COLUMBIA RIVER GORGE OF WASHINGTON-KITTITAS VALLEY-
YAKIMA VALLEY-LOWER COLUMBIA BASIN OF WASHINGTON-
INCLUDING THE CITIES OF...ARLINGTON...THE DALLES...BOARDMAN...
HERMISTON...IONE...WHITE SALMON...ELLENSBURG...THORP...NACHES...
SUNNYSIDE...TOPPENISH...YAKIMA...CONNELL...PROSSER...TRI-CITIES
1027 AM PST FRI JAN 18 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY. 

* TIMING: INVERSIONS WILL BE OVER THE AREA THROUGH EARLY NEXT 
  WEEK KEEPING THE AIR STAGNANT. 

* LOCATIONS: ALL LOCATIONS WILL BE HEAVILY IMPACTED AS THE COLD 
  AND STABLE AIR REMAINS OVER THESE AREAS.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

WAZ520-190300-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
EAST SLOPES OF THE WASHINGTON CASCADES-
INCLUDING THE CITIES OF...APPLETON...CLE ELUM...CLIFFDELL...
EASTON...ROSLYN...TROUT LAKE
1027 AM PST FRI JAN 18 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY BELOW 3500 FEET...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY. 

* TIMING: INVERSIONS WILL CONTINUE THROUGH EARLY NEXT WEEK 
  KEEPING THE AIR STAGNANT. 

* LOCATIONS: LOCATIONS BELOW 3500 FEET WILL BE AFFECTED.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ505-507-WAZ029-190300-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
JOHN DAY BASIN-FOOTHILLS OF THE NORTHERN BLUE MOUNTAINS OF OREGON-
FOOTHILLS OF THE BLUE MOUNTAINS OF WASHINGTON-
INCLUDING THE CITIES OF...DAYVILLE...JOHN DAY...MITCHELL...
MONUMENT...SPRAY...PENDLETON...PILOT ROCK...DAYTON...WAITSBURG...
WALLA WALLA
1027 AM PST FRI JAN 18 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY. 

* TIMING: INVERSIONS WILL CONTINUE OVER THE AREA THROUGH EARLY 
  NEXT WEEK KEEPING THE AIR STAGNANT. 

* LOCATIONS: VALLEY LOCATIONS WILL BE HEAVILY IMPACTED BY 
  TRAPPED POLLUTANTS. SOME MIXING WILL BE POSSIBLE IN THE 
  EASTERN MOST PORTIONS OF THE JOHN DAY BASIN EACH AFTERNOON.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ509-190300-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
EAST SLOPES OF THE OREGON CASCADES-
INCLUDING THE CITY OF...BEND
1027 AM PST FRI JAN 18 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY BELOW 4000 FEET...

AN AIR STAGNATION ADVISORY BELOW 4000 FEET REMAINS IN EFFECT
UNTIL 10 AM PST TUESDAY. 

* TIMING: INVERSIONS WILL BE OVER THE AREA THROUGH EARLY NEXT 
  WEEK KEEPING THE AIR STAGNANT BELOW 4000 FEET. 

* LOCATIONS: VALLEY LOCATIONS WILL BE HEAVILY IMPACTED BY 
  TRAPPED POLLUTANTS.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$
595 
WWUS76 KPDT 182256
NPWPDT

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE PENDLETON OR
256 PM PST FRI JAN 18 2013

...VARIOUS AIR STAGNATION AND WIND ADVISORIES ARE IN EFFECT
ACROSS THE INTERIOR NORTHWEST...

.HIGH PRESSURE WILL CONTINUE THE STABLE CONDITIONS WITH STRONG
INVERSIONS AND LIGHT WINDS OVER PORTIONS OF THE REGION THROUGH
EARLY NEXT WEEK. AS A RESULT...POOR AIR QUALITY WILL CONTINUE
BENEATH THE INVERSIONS. MEANWHILE STRONG PRESSURE GRADIENTS OVER
THE SOUTH END OF THE GRANDE RONDE VALLEY WILL CAUSE LOCALLY
STRONG WINDS IN THIS AREA.

ORZ049-190700-
/O.EXT.KPDT.WI.Y.0004.000000T0000Z-130120T0000Z/
GRANDE RONDE VALLEY-
256 PM PST FRI JAN 18 2013

...WIND ADVISORY NOW IN EFFECT UNTIL 4 PM PST SATURDAY FOR LADD
AND PYLES CANYONS...

THE WIND ADVISORY FOR LADD AND PYLES CANYONS IS NOW IN EFFECT
UNTIL 4 PM PST SATURDAY. 

* TIMING: STRONG WINDS OVER THE SOUTH END OF THE GRANDE RONDE
  VALLEY WILL PERSIST THROUGH SATURDAY.

* WINDS: SOUTH WINDS OF 30 TO 40 MPH WITH GUSTS TO NEAR 50 MPH.

* IMPACTS: THOSE IN HIGH PROFILE VEHICLES MAY FIND DRIVING 
  DIFFICULT. THESE WINDS CAN ALSO DOWN TREE LIMBS AND POWER 
  LINES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST
BETWEEN 30 AND 39 MPH OR GUSTS RANGING FROM 45 TO 57 MPH. WINDS
OF THESE MAGNITUDES CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR
HIGH PROFILE VEHICLES. MINOR PROPERTY DAMAGE MAY ALSO OCCUR. FOR
ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB SITE AT
WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ041-044-WAZ024-026>028-190700-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
EASTERN COLUMBIA RIVER GORGE OF OREGON-
LOWER COLUMBIA BASIN OF OREGON-
EASTERN COLUMBIA RIVER GORGE OF WASHINGTON-KITTITAS VALLEY-
YAKIMA VALLEY-LOWER COLUMBIA BASIN OF WASHINGTON-
INCLUDING THE CITIES OF...ARLINGTON...THE DALLES...BOARDMAN...
HERMISTON...IONE...WHITE SALMON...ELLENSBURG...THORP...NACHES...
SUNNYSIDE...TOPPENISH...YAKIMA...CONNELL...PROSSER...TRI-CITIES
256 PM PST FRI JAN 18 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY. 

* TIMING: INVERSIONS WILL BE OVER THE AREA THROUGH EARLY NEXT 
  WEEK KEEPING THE AIR STAGNANT. MOISTURE TRAPPED UNDER THE 
  INVERSIONS WILL RESULT IN PATCHY FREEZING FOG AT TIMES. 

* LOCATIONS: ALL LOCATIONS WILL BE HEAVILY IMPACTED AS THE COLD 
  AND STABLE AIR REMAINS OVER THESE AREAS.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

WAZ520-521-190700-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
EAST SLOPES OF THE WASHINGTON CASCADES-SIMCOE HIGHLANDS-
INCLUDING THE CITIES OF...APPLETON...CLE ELUM...CLIFFDELL...
EASTON...ROSLYN...TROUT LAKE...BICKLETON...GOLDENDALE
256 PM PST FRI JAN 18 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY BELOW 3500 FEET...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY. 

* TIMING: INVERSIONS WILL CONTINUE OVER THE AREA THROUGH EARLY 
  NEXT WEEK KEEPING THE AIR STAGNANT. MOISTURE TRAPPED UNDER THE 
  INVERSIONS WILL RESULT IN PERIODS OF FREEZING FOG AT TIMES. 

* LOCATIONS: LOCATIONS BELOW 3500 FEET WILL BE AFFECTED BY 
  STAGNANT AIR.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ042-505-507-508-WAZ029-190700-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
NORTH CENTRAL OREGON-JOHN DAY BASIN-
FOOTHILLS OF THE NORTHERN BLUE MOUNTAINS OF OREGON-
FOOTHILLS OF THE SOUTHERN BLUE MOUNTAINS OF OREGON-
FOOTHILLS OF THE BLUE MOUNTAINS OF WASHINGTON-
INCLUDING THE CITIES OF...DUFUR...MADRAS...MAUPIN...MORO...
PRINEVILLE...REDMOND...DAYVILLE...JOHN DAY...MITCHELL...
MONUMENT...SPRAY...PENDLETON...PILOT ROCK...HEPPNER...CONDON...
FOSSIL...DAYTON...WAITSBURG...WALLA WALLA
256 PM PST FRI JAN 18 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY. 

* TIMING: INVERSIONS WILL CONTINUE OVER THE AREA THROUGH EARLY 
  NEXT WEEK KEEPING THE AIR STAGNANT. MOISTURE TRAPPED UNDER THE 
  INVERSIONS WILL RESULT IN PERIODS OF FREEZING FOG AT TIMES. 

* LOCATIONS: VALLEY LOCATIONS WILL BE HEAVILY IMPACTED BY 
  TRAPPED POLLUTANTS. SOME MIXING WILL BE POSSIBLE IN THE 
  EASTERN MOST PORTIONS OF THE JOHN DAY BASIN EACH AFTERNOON.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ509-190700-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
EAST SLOPES OF THE OREGON CASCADES-
INCLUDING THE CITY OF...BEND
256 PM PST FRI JAN 18 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY BELOW 4000 FEET...

AN AIR STAGNATION ADVISORY BELOW 4000 FEET REMAINS IN EFFECT
UNTIL 10 AM PST TUESDAY. 

* TIMING: INVERSIONS WILL BE OVER THE AREA THROUGH EARLY NEXT 
  WEEK KEEPING THE AIR STAGNANT BELOW 4000 FEET. 

* LOCATIONS: VALLEY LOCATIONS WILL BE HEAVILY IMPACTED BY 
  TRAPPED POLLUTANTS.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$
617 
WWUS76 KPDT 190415
NPWPDT

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE PENDLETON OR
815 PM PST FRI JAN 18 2013

...VARIOUS AIR STAGNATION AND WIND ADVISORIES ARE IN EFFECT
ACROSS THE INTERIOR NORTHWEST...

.HIGH PRESSURE WILL CONTINUE THE STABLE CONDITIONS WITH STRONG
INVERSIONS AND LIGHT WINDS OVER PORTIONS OF THE REGION THROUGH
EARLY NEXT WEEK. AS A RESULT...POOR AIR QUALITY WILL CONTINUE
BENEATH THE INVERSIONS. MEANWHILE STRONG PRESSURE GRADIENTS OVER
THE SOUTH END OF THE GRANDE RONDE VALLEY WILL CAUSE LOCALLY
STRONG WINDS IN THIS AREA.

WAZ026-191500-
/O.NEW.KPDT.ZF.Y.0004.130119T0415Z-130119T1800Z/
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
KITTITAS VALLEY-
INCLUDING THE CITIES OF...ELLENSBURG...THORP
815 PM PST FRI JAN 18 2013

...FREEZING FOG ADVISORY IN EFFECT UNTIL 10 AM PST SATURDAY...
...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY...

THE NATIONAL WEATHER SERVICE IN PENDLETON HAS ISSUED A FREEZING
FOG ADVISORY...WHICH IS IN EFFECT UNTIL 10 AM PST SATURDAY. AN
AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY. 

* TIMING: INVERSIONS WILL BE OVER THE AREA THROUGH EARLY NEXT WEEK
  KEEPING THE AIR STAGNANT. MOISTURE TRAPPED UNDER THE INVERSIONS
  WILL RESULT IN FREEZING FOG AT TIMES. THE KITTITAS VALLEY WILL
  HAVE DENSE FREEZING FOG TONIGHT INTO SATURDAY MORNING.

* LOCATIONS: ALL LOCATIONS WILL BE HEAVILY IMPACTED AS THE COLD 
  AND STABLE AIR REMAINS OVER THESE AREAS.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

A FREEZING FOG ADVISORY MEANS VISIBILITIES WILL FREQUENTLY BE
REDUCED TO LESS THAN ONE QUARTER MILE. IF DRIVING...SLOW DOWN...
USE YOUR HEADLIGHTS...AND LEAVE PLENTY OF DISTANCE AHEAD OF YOU.
ALSO...BE ALERT FOR FROST ON BRIDGE DECKS CAUSING SLIPPERY ROADS.

&&

$$

ORZ049-191500-
/O.CON.KPDT.WI.Y.0004.000000T0000Z-130120T0000Z/
GRANDE RONDE VALLEY-
815 PM PST FRI JAN 18 2013

...WIND ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST SATURDAY FOR
LADD AND PYLES CANYONS...

A WIND ADVISORY FOR LADD AND PYLES CANYONS REMAINS IN EFFECT
UNTIL 4 PM PST SATURDAY. 

* TIMING: STRONG WINDS OVER THE SOUTH END OF THE GRANDE RONDE 
  VALLEY WILL PERSIST THROUGH SATURDAY. 

* WINDS: SOUTH WINDS OF 30 TO 40 MPH WITH GUSTS TO NEAR 50 MPH.

* IMPACTS: THOSE IN HIGH PROFILE VEHICLES MAY FIND DRIVING 
  DIFFICULT. THESE WINDS CAN ALSO DOWN TREE LIMBS AND POWER 
  LINES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST
BETWEEN 30 AND 39 MPH OR GUSTS RANGING FROM 45 TO 57 MPH. WINDS
OF THESE MAGNITUDES CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR
HIGH PROFILE VEHICLES. MINOR PROPERTY DAMAGE MAY ALSO OCCUR. FOR
ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB SITE AT
WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ041-044-WAZ024-027-028-191500-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
EASTERN COLUMBIA RIVER GORGE OF OREGON-
LOWER COLUMBIA BASIN OF OREGON-
EASTERN COLUMBIA RIVER GORGE OF WASHINGTON-YAKIMA VALLEY-
LOWER COLUMBIA BASIN OF WASHINGTON-
INCLUDING THE CITIES OF...ARLINGTON...THE DALLES...BOARDMAN...
HERMISTON...IONE...WHITE SALMON...NACHES...SUNNYSIDE...
TOPPENISH...YAKIMA...CONNELL...PROSSER...TRI-CITIES
815 PM PST FRI JAN 18 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY. 

* TIMING: INVERSIONS WILL BE OVER THE AREA THROUGH EARLY NEXT 
  WEEK KEEPING THE AIR STAGNANT. MOISTURE TRAPPED UNDER THE 
  INVERSIONS WILL RESULT IN PATCHY FREEZING FOG AT TIMES. 

* LOCATIONS: ALL LOCATIONS WILL BE HEAVILY IMPACTED AS THE COLD 
  AND STABLE AIR REMAINS OVER THESE AREAS.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

WAZ520-521-191500-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
EAST SLOPES OF THE WASHINGTON CASCADES-SIMCOE HIGHLANDS-
INCLUDING THE CITIES OF...APPLETON...CLE ELUM...CLIFFDELL...
EASTON...ROSLYN...TROUT LAKE...BICKLETON...GOLDENDALE
815 PM PST FRI JAN 18 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY. 

* TIMING: INVERSIONS WILL CONTINUE OVER THE AREA THROUGH EARLY 
  NEXT WEEK KEEPING THE AIR STAGNANT. MOISTURE TRAPPED UNDER THE 
  INVERSIONS WILL RESULT IN PERIODS OF FREEZING FOG AT TIMES. 

* LOCATIONS: LOCATIONS BELOW 3500 FEET WILL BE AFFECTED BY 
  STAGNANT AIR.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ042-505-507-508-WAZ029-191500-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
NORTH CENTRAL OREGON-JOHN DAY BASIN-
FOOTHILLS OF THE NORTHERN BLUE MOUNTAINS OF OREGON-
FOOTHILLS OF THE SOUTHERN BLUE MOUNTAINS OF OREGON-
FOOTHILLS OF THE BLUE MOUNTAINS OF WASHINGTON-
INCLUDING THE CITIES OF...DUFUR...MADRAS...MAUPIN...MORO...
PRINEVILLE...REDMOND...DAYVILLE...JOHN DAY...MITCHELL...
MONUMENT...SPRAY...PENDLETON...PILOT ROCK...HEPPNER...CONDON...
FOSSIL...DAYTON...WAITSBURG...WALLA WALLA
815 PM PST FRI JAN 18 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY. 

* TIMING: INVERSIONS WILL CONTINUE OVER THE AREA THROUGH EARLY 
  NEXT WEEK KEEPING THE AIR STAGNANT. MOISTURE TRAPPED UNDER THE 
  INVERSIONS WILL RESULT IN PERIODS OF FREEZING FOG AT TIMES. 

* LOCATIONS: VALLEY LOCATIONS WILL BE HEAVILY IMPACTED BY 
  TRAPPED POLLUTANTS. SOME MIXING WILL BE POSSIBLE IN THE 
  EASTERN MOST PORTIONS OF THE JOHN DAY BASIN EACH AFTERNOON.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ509-191500-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
EAST SLOPES OF THE OREGON CASCADES-
INCLUDING THE CITY OF...BEND
815 PM PST FRI JAN 18 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY BELOW 4000 FEET...

AN AIR STAGNATION ADVISORY BELOW 4000 FEET REMAINS IN EFFECT
UNTIL 10 AM PST TUESDAY. 

* TIMING: INVERSIONS WILL BE OVER THE AREA THROUGH EARLY NEXT 
  WEEK KEEPING THE AIR STAGNANT BELOW 4000 FEET. 

* LOCATIONS: VALLEY LOCATIONS WILL BE HEAVILY IMPACTED BY 
  TRAPPED POLLUTANTS.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$
143 
WWUS76 KPDT 190812
NPWPDT

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE PENDLETON OR
1212 AM PST SAT JAN 19 2013

...VARIOUS AIR STAGNATION AND WIND ADVISORIES ARE IN EFFECT
ACROSS THE INTERIOR NORTHWEST...

.HIGH PRESSURE WILL CONTINUE THE STABLE CONDITIONS WITH STRONG
INVERSIONS AND LIGHT WINDS OVER PORTIONS OF THE REGION THROUGH
EARLY NEXT WEEK. AS A RESULT...POOR AIR QUALITY WILL CONTINUE
BENEATH THE INVERSIONS. MEANWHILE STRONG PRESSURE GRADIENTS OVER
THE SOUTH END OF THE GRANDE RONDE VALLEY WILL CAUSE LOCALLY
STRONG WINDS IN THIS AREA.

ORZ507-508-WAZ029-191500-
/O.EXA.KPDT.ZF.Y.0004.000000T0000Z-130119T1800Z/
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
FOOTHILLS OF THE NORTHERN BLUE MOUNTAINS OF OREGON-
FOOTHILLS OF THE SOUTHERN BLUE MOUNTAINS OF OREGON-
FOOTHILLS OF THE BLUE MOUNTAINS OF WASHINGTON-
INCLUDING THE CITIES OF...PENDLETON...PILOT ROCK...HEPPNER...
CONDON...FOSSIL...DAYTON...WAITSBURG...WALLA WALLA
1212 AM PST SAT JAN 19 2013

...FREEZING FOG ADVISORY IN EFFECT UNTIL 10 AM PST THIS MORNING...
...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY...

THE NATIONAL WEATHER SERVICE IN PENDLETON HAS ISSUED A FREEZING
FOG ADVISORY...WHICH IS IN EFFECT UNTIL 10 AM PST THIS MORNING.
AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY. 

* TIMING: INVERSIONS WILL BE OVER THE AREA THROUGH EARLY NEXT WEEK
  KEEPING THE AIR STAGNANT. MOISTURE TRAPPED UNDER THE INVERSIONS
  WILL RESULT IN FREEZING FOG AT TIMES. THE BLUE MOUNTAIN
  FOOTHILLS WILL HAVE DENSE FREEZING FOG THROUGH THIS MORNING.

* LOCATIONS: ALL LOCATIONS WILL BE HEAVILY IMPACTED AS THE COLD 
  AND STABLE AIR REMAINS OVER THESE AREAS.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

A FREEZING FOG ADVISORY MEANS VISIBILITIES WILL FREQUENTLY BE
REDUCED TO LESS THAN ONE QUARTER MILE. IF DRIVING...SLOW DOWN...
USE YOUR HEADLIGHTS...AND LEAVE PLENTY OF DISTANCE AHEAD OF YOU.
ALSO...BE ALERT FOR FROST ON BRIDGE DECKS CAUSING SLIPPERY ROADS.

&&

$$

WAZ026-191500-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
/O.CON.KPDT.ZF.Y.0004.000000T0000Z-130119T1800Z/
KITTITAS VALLEY-
INCLUDING THE CITIES OF...ELLENSBURG...THORP
1212 AM PST SAT JAN 19 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY...
...FREEZING FOG ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THIS
MORNING...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY. A FREEZING FOG ADVISORY REMAINS IN EFFECT UNTIL 10 AM
PST THIS MORNING. 

* TIMING: INVERSIONS WILL BE OVER THE AREA THROUGH EARLY NEXT 
  WEEK KEEPING THE AIR STAGNANT. MOISTURE TRAPPED UNDER THE 
  INVERSIONS WILL RESULT IN FREEZING FOG AT TIMES. THE KITTITAS 
  VALLEY WILL HAVE DENSE FREEZING FOG TONIGHT INTO SATURDAY 
  MORNING. 

* LOCATIONS: ALL LOCATIONS WILL BE HEAVILY IMPACTED AS THE COLD 
  AND STABLE AIR REMAINS OVER THESE AREAS.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

A FREEZING FOG ADVISORY MEANS VISIBILITIES WILL FREQUENTLY BE
REDUCED TO LESS THAN ONE QUARTER MILE. IF DRIVING...SLOW DOWN...
USE YOUR HEADLIGHTS...AND LEAVE PLENTY OF DISTANCE AHEAD OF YOU.
ALSO...BE ALERT FOR FROST ON BRIDGE DECKS CAUSING SLIPPERY ROADS.

&&

$$

ORZ049-191500-
/O.CON.KPDT.WI.Y.0004.000000T0000Z-130120T0000Z/
GRANDE RONDE VALLEY-
1212 AM PST SAT JAN 19 2013

...WIND ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST THIS AFTERNOON
FOR LADD AND PYLES CANYONS...

A WIND ADVISORY FOR LADD AND PYLES CANYONS REMAINS IN EFFECT
UNTIL 4 PM PST THIS AFTERNOON. 

* TIMING: STRONG WINDS OVER THE SOUTH END OF THE GRANDE RONDE 
  VALLEY WILL PERSIST THROUGH SATURDAY. 

* WINDS: SOUTH WINDS OF 30 TO 40 MPH WITH GUSTS TO NEAR 50 MPH.

* IMPACTS: THOSE IN HIGH PROFILE VEHICLES MAY FIND DRIVING 
  DIFFICULT. THESE WINDS CAN ALSO DOWN TREE LIMBS AND POWER 
  LINES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST
BETWEEN 30 AND 39 MPH OR GUSTS RANGING FROM 45 TO 57 MPH. WINDS
OF THESE MAGNITUDES CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR
HIGH PROFILE VEHICLES. MINOR PROPERTY DAMAGE MAY ALSO OCCUR. FOR
ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB SITE AT
WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ041-044-WAZ024-027-028-191500-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
EASTERN COLUMBIA RIVER GORGE OF OREGON-
LOWER COLUMBIA BASIN OF OREGON-
EASTERN COLUMBIA RIVER GORGE OF WASHINGTON-YAKIMA VALLEY-
LOWER COLUMBIA BASIN OF WASHINGTON-
INCLUDING THE CITIES OF...ARLINGTON...THE DALLES...BOARDMAN...
HERMISTON...IONE...WHITE SALMON...NACHES...SUNNYSIDE...
TOPPENISH...YAKIMA...CONNELL...PROSSER...TRI-CITIES
1212 AM PST SAT JAN 19 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY. 

* TIMING: INVERSIONS WILL BE OVER THE AREA THROUGH EARLY NEXT 
  WEEK KEEPING THE AIR STAGNANT. MOISTURE TRAPPED UNDER THE 
  INVERSIONS WILL RESULT IN PATCHY FREEZING FOG AT TIMES. 

* LOCATIONS: ALL LOCATIONS WILL BE HEAVILY IMPACTED AS THE COLD 
  AND STABLE AIR REMAINS OVER THESE AREAS.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

WAZ520-521-191500-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
EAST SLOPES OF THE WASHINGTON CASCADES-SIMCOE HIGHLANDS-
INCLUDING THE CITIES OF...APPLETON...CLE ELUM...CLIFFDELL...
EASTON...ROSLYN...TROUT LAKE...BICKLETON...GOLDENDALE
1212 AM PST SAT JAN 19 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY. 

* TIMING: INVERSIONS WILL CONTINUE OVER THE AREA THROUGH EARLY 
  NEXT WEEK KEEPING THE AIR STAGNANT. MOISTURE TRAPPED UNDER THE 
  INVERSIONS WILL RESULT IN PERIODS OF FREEZING FOG AT TIMES. 

* LOCATIONS: LOCATIONS BELOW 3500 FEET WILL BE AFFECTED BY 
  STAGNANT AIR.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ042-505-191500-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
NORTH CENTRAL OREGON-JOHN DAY BASIN-
INCLUDING THE CITIES OF...DUFUR...MADRAS...MAUPIN...MORO...
PRINEVILLE...REDMOND...DAYVILLE...JOHN DAY...MITCHELL...
MONUMENT...SPRAY
1212 AM PST SAT JAN 19 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY. 

* TIMING: INVERSIONS WILL CONTINUE OVER THE AREA THROUGH EARLY 
  NEXT WEEK KEEPING THE AIR STAGNANT. MOISTURE TRAPPED UNDER THE 
  INVERSIONS WILL RESULT IN PERIODS OF FREEZING FOG AT TIMES. 

* LOCATIONS: VALLEY LOCATIONS WILL BE HEAVILY IMPACTED BY 
  TRAPPED POLLUTANTS. SOME MIXING WILL BE POSSIBLE IN THE 
  EASTERN MOST PORTIONS OF THE JOHN DAY BASIN EACH AFTERNOON.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ509-191500-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
EAST SLOPES OF THE OREGON CASCADES-
INCLUDING THE CITY OF...BEND
1212 AM PST SAT JAN 19 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY BELOW 4000 FEET...

AN AIR STAGNATION ADVISORY BELOW 4000 FEET REMAINS IN EFFECT
UNTIL 10 AM PST TUESDAY. 

* TIMING: INVERSIONS WILL BE OVER THE AREA THROUGH EARLY NEXT 
  WEEK KEEPING THE AIR STAGNANT BELOW 4000 FEET. 

* LOCATIONS: VALLEY LOCATIONS WILL BE HEAVILY IMPACTED BY 
  TRAPPED POLLUTANTS.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$
426 
WWUS76 KPDT 191348
NPWPDT

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE PENDLETON OR
548 AM PST SAT JAN 19 2013

...VARIOUS AIR STAGNATION...FREEZING FOG AND WIND ADVISORIES ARE
IN EFFECT ACROSS THE INTERIOR NORTHWEST...

.HIGH PRESSURE WILL CONTINUE THE STABLE CONDITIONS WITH STRONG
INVERSIONS AND LIGHT WINDS OVER PORTIONS OF THE REGION THROUGH
EARLY NEXT WEEK. AS A RESULT...POOR AIR QUALITY WILL CONTINUE
BENEATH THE INVERSIONS. MEANWHILE STRONG PRESSURE GRADIENTS OVER
THE SOUTH END OF THE GRANDE RONDE VALLEY WILL CAUSE LOCALLY
STRONG WINDS THERE.

WAZ026-191800-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
/O.CON.KPDT.ZF.Y.0004.000000T0000Z-130119T1800Z/
KITTITAS VALLEY-
INCLUDING THE CITIES OF...ELLENSBURG...THORP
548 AM PST SAT JAN 19 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY...
...FREEZING FOG ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THIS
MORNING...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY. A FREEZING FOG ADVISORY REMAINS IN EFFECT UNTIL 10 AM
PST THIS MORNING. 

* TIMING: INVERSIONS WILL BE OVER THE AREA THROUGH EARLY NEXT WEEK
  KEEPING THE AIR STAGNANT. MOISTURE TRAPPED UNDER THE INVERSIONS
  WILL RESULT IN DENSE FREEZING FOG AT TIMES THIS MORNING.

* LOCATIONS: ALL LOCATIONS WILL BE HEAVILY IMPACTED AS THE COLD 
  AND STABLE AIR REMAINS OVER THESE AREAS.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH
  RESPIRATORY ISSUES. FREEZING FOG CAN MAKE ROADS AND SIDEWALKS
  SLICK...AND CAUTION SHOULD BE USED WHILE DRIVING OR WALKING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

A FREEZING FOG ADVISORY MEANS VISIBILITIES WILL FREQUENTLY BE
REDUCED TO LESS THAN ONE QUARTER MILE. IF DRIVING...SLOW DOWN...
USE YOUR HEADLIGHTS...AND LEAVE PLENTY OF DISTANCE AHEAD OF YOU.
ALSO...BE ALERT FOR FROST ON BRIDGE DECKS CAUSING SLIPPERY ROADS.

&&

$$

ORZ507-508-WAZ029-191800-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
/O.CON.KPDT.ZF.Y.0004.000000T0000Z-130119T1800Z/
FOOTHILLS OF THE NORTHERN BLUE MOUNTAINS OF OREGON-
FOOTHILLS OF THE SOUTHERN BLUE MOUNTAINS OF OREGON-
FOOTHILLS OF THE BLUE MOUNTAINS OF WASHINGTON-
INCLUDING THE CITIES OF...PENDLETON...PILOT ROCK...HEPPNER...
CONDON...FOSSIL...DAYTON...WAITSBURG...WALLA WALLA
548 AM PST SAT JAN 19 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY...
...FREEZING FOG ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THIS
MORNING...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY. A FREEZING FOG ADVISORY REMAINS IN EFFECT UNTIL 10 AM
PST THIS MORNING. 

* TIMING: INVERSIONS WILL BE OVER THE AREA THROUGH EARLY NEXT WEEK
  KEEPING THE AIR STAGNANT. MOISTURE TRAPPED UNDER THE INVERSIONS
  WILL RESULT IN DENSE FREEZING FOG AT TIMES THIS MORNING. 

* LOCATIONS: ALL LOCATIONS WILL BE HEAVILY IMPACTED AS THE COLD 
  AND STABLE AIR REMAINS OVER THESE AREAS.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH
  RESPIRATORY ISSUES. FREEZING FOG CAN MAKE ROADS AND SIDEWALKS
  SLICK...AND CAUTION SHOULD BE USED WHILE DRIVING OR WALKING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

A FREEZING FOG ADVISORY MEANS VISIBILITIES WILL FREQUENTLY BE
REDUCED TO LESS THAN ONE QUARTER MILE. IF DRIVING...SLOW DOWN...
USE YOUR HEADLIGHTS...AND LEAVE PLENTY OF DISTANCE AHEAD OF YOU.
ALSO...BE ALERT FOR FROST ON BRIDGE DECKS CAUSING SLIPPERY ROADS.

&&

$$

ORZ049-191800-
/O.CON.KPDT.WI.Y.0004.000000T0000Z-130120T0000Z/
GRANDE RONDE VALLEY-
548 AM PST SAT JAN 19 2013

...WIND ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST THIS AFTERNOON
FOR LADD AND PYLES CANYONS...

A WIND ADVISORY FOR LADD AND PYLES CANYONS REMAINS IN EFFECT
UNTIL 4 PM PST THIS AFTERNOON. 

* TIMING: STRONG WINDS OVER THE SOUTH END OF THE GRANDE RONDE 
  VALLEY WILL PERSIST THROUGH 4 PM THIS AFTERNOON. 

* WINDS: SOUTH WINDS OF 30 TO 40 MPH WITH GUSTS TO NEAR 50 MPH.

* IMPACTS: THOSE IN HIGH PROFILE VEHICLES MAY FIND DRIVING 
  DIFFICULT. THESE WINDS CAN ALSO DOWN TREE LIMBS AND POWER 
  LINES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST
BETWEEN 30 AND 39 MPH OR GUSTS RANGING FROM 45 TO 57 MPH. WINDS
OF THESE MAGNITUDES CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR
HIGH PROFILE VEHICLES. MINOR PROPERTY DAMAGE MAY ALSO OCCUR. FOR
ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB SITE AT
WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ041-044-WAZ024-027-028-191800-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
EASTERN COLUMBIA RIVER GORGE OF OREGON-
LOWER COLUMBIA BASIN OF OREGON-
EASTERN COLUMBIA RIVER GORGE OF WASHINGTON-YAKIMA VALLEY-
LOWER COLUMBIA BASIN OF WASHINGTON-
INCLUDING THE CITIES OF...ARLINGTON...THE DALLES...BOARDMAN...
HERMISTON...IONE...WHITE SALMON...NACHES...SUNNYSIDE...
TOPPENISH...YAKIMA...CONNELL...PROSSER...TRI-CITIES
548 AM PST SAT JAN 19 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY. 

* TIMING: INVERSIONS WILL BE OVER THE AREA THROUGH EARLY NEXT 
  WEEK KEEPING THE AIR STAGNANT. MOISTURE TRAPPED UNDER THE 
  INVERSIONS WILL RESULT IN PATCHY FREEZING FOG AT TIMES. 

* LOCATIONS: ALL LOCATIONS WILL BE HEAVILY IMPACTED AS THE COLD 
  AND STABLE AIR REMAINS OVER THESE AREAS.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

WAZ520-521-191800-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
EAST SLOPES OF THE WASHINGTON CASCADES-SIMCOE HIGHLANDS-
INCLUDING THE CITIES OF...APPLETON...CLE ELUM...CLIFFDELL...
EASTON...ROSLYN...TROUT LAKE...BICKLETON...GOLDENDALE
548 AM PST SAT JAN 19 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY. 

* TIMING: INVERSIONS WILL CONTINUE OVER THE AREA THROUGH EARLY
  NEXT WEEK KEEPING THE AIR STAGNANT. MOISTURE TRAPPED UNDER THE
  INVERSIONS WILL RESULT IN PATCHY FREEZING FOG AT TIMES.

* LOCATIONS: LOCATIONS BELOW 3500 FEET WILL BE AFFECTED BY 
  STAGNANT AIR.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ042-505-191800-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
NORTH CENTRAL OREGON-JOHN DAY BASIN-
INCLUDING THE CITIES OF...DUFUR...MADRAS...MAUPIN...MORO...
PRINEVILLE...REDMOND...DAYVILLE...JOHN DAY...MITCHELL...
MONUMENT...SPRAY
548 AM PST SAT JAN 19 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY. 

* TIMING: INVERSIONS WILL CONTINUE OVER THE AREA THROUGH EARLY
  NEXT WEEK KEEPING THE AIR STAGNANT. MOISTURE TRAPPED UNDER THE
  INVERSIONS WILL RESULT IN PATCHY FREEZING FOG AT TIMES. 

* LOCATIONS: VALLEY LOCATIONS WILL BE HEAVILY IMPACTED BY 
  TRAPPED POLLUTANTS. SOME MIXING WILL BE POSSIBLE IN THE 
  EASTERN MOST PORTIONS OF THE JOHN DAY BASIN EACH AFTERNOON.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ509-191800-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
EAST SLOPES OF THE OREGON CASCADES-
INCLUDING THE CITY OF...BEND
548 AM PST SAT JAN 19 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY BELOW 4000 FEET...

AN AIR STAGNATION ADVISORY BELOW 4000 FEET REMAINS IN EFFECT
UNTIL 10 AM PST TUESDAY. 

* TIMING: INVERSIONS WILL BE OVER THE AREA THROUGH EARLY NEXT WEEK
  KEEPING THE AIR STAGNANT BELOW 4000 FEET. MOISTURE TRAPPED UNDER
  THE INVERSIONS WILL RESULT IN PATCHY FREEZING FOG AT TIMES.

* LOCATIONS: VALLEY LOCATIONS WILL BE HEAVILY IMPACTED BY 
  TRAPPED POLLUTANTS.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$
160 
WWUS76 KPDT 191808
NPWPDT

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE PENDLETON OR
1008 AM PST SAT JAN 19 2013

...VARIOUS AIR STAGNATION AND WIND ADVISORIES ARE IN EFFECT
ACROSS THE INTERIOR NORTHWEST...

.HIGH PRESSURE WILL CONTINUE THE STABLE CONDITIONS WITH STRONG
INVERSIONS AND LIGHT WINDS OVER PORTIONS OF THE REGION THROUGH
EARLY NEXT WEEK. AS A RESULT...POOR AIR QUALITY WILL CONTINUE
BENEATH THE INVERSIONS. MEANWHILE STRONG PRESSURE GRADIENTS OVER
THE SOUTH END OF THE GRANDE RONDE VALLEY WILL CAUSE LOCALLY
STRONG WINDS THERE.

ORZ507-508-WAZ029-200215-
/O.EXP.KPDT.ZF.Y.0004.000000T0000Z-130119T1800Z/
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
FOOTHILLS OF THE NORTHERN BLUE MOUNTAINS OF OREGON-
FOOTHILLS OF THE SOUTHERN BLUE MOUNTAINS OF OREGON-
FOOTHILLS OF THE BLUE MOUNTAINS OF WASHINGTON-
INCLUDING THE CITIES OF...PENDLETON...PILOT ROCK...HEPPNER...
CONDON...FOSSIL...DAYTON...WAITSBURG...WALLA WALLA
1008 AM PST SAT JAN 19 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY...
...FREEZING FOG ADVISORY HAS EXPIRED...

THE FREEZING FOG ADVISORY IS NO LONGER IN EFFECT. AN AIR
STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST TUESDAY. 

* TIMING: INVERSIONS WILL BE OVER THE AREA THROUGH EARLY NEXT WEEK
  KEEPING THE AIR STAGNANT. MOISTURE TRAPPED UNDER THE INVERSIONS
  WILL RESULT IN PATCHY FREEZING FOG AT TIMES.

* LOCATIONS: ALL LOCATIONS WILL BE HEAVILY IMPACTED AS THE COLD 
  AND STABLE AIR REMAINS OVER THESE AREAS.

* VISIBILITIES: VISIBILITIES WILL BEGIN TO GRADUALLY IMPROVE OVER
  THE NEXT TWO HOURS. THUS THE FREEZING FOG ADVISORY HAS BEEN
  ALLOWED TO EXPIRE. 

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

WAZ026-200215-
/O.EXP.KPDT.ZF.Y.0004.000000T0000Z-130119T1800Z/
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
KITTITAS VALLEY-
INCLUDING THE CITIES OF...ELLENSBURG...THORP
1008 AM PST SAT JAN 19 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY...
...FREEZING FOG ADVISORY HAS EXPIRED...

THE FREEZING FOG ADVISORY IS NO LONGER IN EFFECT. AN AIR
STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST TUESDAY. 

* TIMING: INVERSIONS WILL BE OVER THE AREA THROUGH EARLY NEXT WEEK
  KEEPING THE AIR STAGNANT. MOISTURE TRAPPED UNDER THE INVERSIONS
  WILL RESULT IN PATCHY FREEZING FOG AT TIMES.

* LOCATIONS: ALL LOCATIONS WILL BE HEAVILY IMPACTED AS THE COLD 
  AND STABLE AIR REMAINS OVER THESE AREAS. 

* VISIBILITIES: VISIBILITIES WILL BEGIN TO GRADUALLY IMPROVE OVER
  THE NEXT TWO HOURS. THUS THE FREEZING FOG ADVISORY HAS BEEN
  ALLOWED TO EXPIRE. 

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ049-200000-
/O.CON.KPDT.WI.Y.0004.000000T0000Z-130120T0000Z/
GRANDE RONDE VALLEY-
1008 AM PST SAT JAN 19 2013

...WIND ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST THIS AFTERNOON
FOR LADD AND PYLES CANYONS...

A WIND ADVISORY FOR LADD AND PYLES CANYONS REMAINS IN EFFECT
UNTIL 4 PM PST THIS AFTERNOON. 

* TIMING: STRONG WINDS OVER THE SOUTH END OF THE GRANDE RONDE
  VALLEY WILL PERSIST THROUGH THIS AFTERNOON.

* WINDS: SOUTH WINDS OF 30 TO 40 MPH WITH GUSTS TO NEAR 50 MPH.

* IMPACTS: THOSE IN HIGH PROFILE VEHICLES MAY FIND DRIVING 
  DIFFICULT. THESE WINDS CAN ALSO DOWN TREE LIMBS AND POWER 
  LINES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST
BETWEEN 30 AND 39 MPH OR GUSTS RANGING FROM 45 TO 57 MPH. WINDS
OF THESE MAGNITUDES CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR
HIGH PROFILE VEHICLES. MINOR PROPERTY DAMAGE MAY ALSO OCCUR. FOR
ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB SITE AT
WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ041-044-WAZ024-027-028-200215-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
EASTERN COLUMBIA RIVER GORGE OF OREGON-
LOWER COLUMBIA BASIN OF OREGON-
EASTERN COLUMBIA RIVER GORGE OF WASHINGTON-YAKIMA VALLEY-
LOWER COLUMBIA BASIN OF WASHINGTON-
INCLUDING THE CITIES OF...ARLINGTON...THE DALLES...BOARDMAN...
HERMISTON...IONE...WHITE SALMON...NACHES...SUNNYSIDE...
TOPPENISH...YAKIMA...CONNELL...PROSSER...TRI-CITIES
1008 AM PST SAT JAN 19 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY. 

* TIMING: INVERSIONS WILL BE OVER THE AREA THROUGH EARLY NEXT 
  WEEK KEEPING THE AIR STAGNANT. MOISTURE TRAPPED UNDER THE 
  INVERSIONS WILL RESULT IN PATCHY FREEZING FOG AT TIMES. 

* LOCATIONS: ALL LOCATIONS WILL BE HEAVILY IMPACTED AS THE COLD 
  AND STABLE AIR REMAINS OVER THESE AREAS.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

WAZ520-521-200215-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
EAST SLOPES OF THE WASHINGTON CASCADES-SIMCOE HIGHLANDS-
INCLUDING THE CITIES OF...APPLETON...CLE ELUM...CLIFFDELL...
EASTON...ROSLYN...TROUT LAKE...BICKLETON...GOLDENDALE
1008 AM PST SAT JAN 19 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY BELOW 3500 FEET...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY. 

* TIMING: INVERSIONS WILL CONTINUE OVER THE AREA THROUGH EARLY 
  NEXT WEEK KEEPING THE AIR STAGNANT. MOISTURE TRAPPED UNDER THE 
  INVERSIONS WILL RESULT IN PATCHY FREEZING FOG AT TIMES. 

* LOCATIONS: LOCATIONS BELOW 3500 FEET WILL BE AFFECTED BY 
  STAGNANT AIR.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ042-505-200215-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
NORTH CENTRAL OREGON-JOHN DAY BASIN-
INCLUDING THE CITIES OF...DUFUR...MADRAS...MAUPIN...MORO...
PRINEVILLE...REDMOND...DAYVILLE...JOHN DAY...MITCHELL...
MONUMENT...SPRAY
1008 AM PST SAT JAN 19 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY. 

* TIMING: INVERSIONS WILL CONTINUE OVER THE AREA THROUGH EARLY 
  NEXT WEEK KEEPING THE AIR STAGNANT. MOISTURE TRAPPED UNDER THE 
  INVERSIONS WILL RESULT IN PATCHY FREEZING FOG AT TIMES. 

* LOCATIONS: VALLEY LOCATIONS WILL BE HEAVILY IMPACTED BY 
  TRAPPED POLLUTANTS. SOME MIXING WILL BE POSSIBLE IN THE 
  EASTERN MOST PORTIONS OF THE JOHN DAY BASIN EACH AFTERNOON.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ509-200215-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
EAST SLOPES OF THE OREGON CASCADES-
INCLUDING THE CITY OF...BEND
1008 AM PST SAT JAN 19 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY BELOW 4000 FEET...

AN AIR STAGNATION ADVISORY BELOW 4000 FEET REMAINS IN EFFECT
UNTIL 10 AM PST TUESDAY. 

* TIMING: INVERSIONS WILL BE OVER THE AREA THROUGH EARLY NEXT 
  WEEK KEEPING THE AIR STAGNANT BELOW 4000 FEET. MOISTURE 
  TRAPPED UNDER THE INVERSIONS MAY RESULT IN PATCHY FREEZING 
  FOG AT TIMES. 

* LOCATIONS: VALLEY LOCATIONS WILL BE HEAVILY IMPACTED BY 
  TRAPPED POLLUTANTS.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$
936 
WWUS76 KPDT 192319
NPWPDT

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE PENDLETON OR
319 PM PST SAT JAN 19 2013

...VARIOUS AIR STAGNATION AND WIND ADVISORIES ARE IN EFFECT
ACROSS THE INTERIOR NORTHWEST...

.HIGH PRESSURE WILL CONTINUE THE STABLE CONDITIONS WITH STRONG
INVERSIONS AND LIGHT WINDS OVER PORTIONS OF THE REGION THROUGH
EARLY NEXT WEEK. AS A RESULT...POOR AIR QUALITY WILL CONTINUE
BENEATH THE INVERSIONS. MEANWHILE STRONG PRESSURE GRADIENTS OVER
THE SOUTH END OF THE GRANDE RONDE VALLEY WILL CAUSE LOCALLY
STRONG WINDS.

ORZ049-200800-
/O.EXT.KPDT.WI.Y.0004.000000T0000Z-130122T0000Z/
GRANDE RONDE VALLEY-
319 PM PST SAT JAN 19 2013

...WIND ADVISORY NOW IN EFFECT UNTIL 4 PM PST MONDAY FOR LADD AND
PYLES CANYONS...

THE WIND ADVISORY FOR LADD AND PYLES CANYONS IS NOW IN EFFECT
UNTIL 4 PM PST MONDAY. 

* TIMING: STRONG WINDS OVER THE SOUTH END OF THE GRANDE RONDE 
  VALLEY WILL PERSIST THROUGH MONDAY AFTERNOON. 

* WINDS: SOUTH WINDS OF 30 TO 40 MPH WITH GUSTS TO NEAR 50 MPH.

* IMPACTS: MOTORISTS IN HIGH PROFILE VEHICLES MAY FIND DRIVING
  DIFFICULT. THESE WINDS CAN ALSO DOWN TREE LIMBS AND POWER LINES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST
BETWEEN 30 AND 39 MPH OR GUSTS RANGING FROM 45 TO 57 MPH. WINDS
OF THESE MAGNITUDES CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR
HIGH PROFILE VEHICLES. MINOR PROPERTY DAMAGE MAY ALSO OCCUR. FOR
ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB SITE AT
WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ041-044-WAZ024-026>028-200800-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
EASTERN COLUMBIA RIVER GORGE OF OREGON-
LOWER COLUMBIA BASIN OF OREGON-
EASTERN COLUMBIA RIVER GORGE OF WASHINGTON-KITTITAS VALLEY-
YAKIMA VALLEY-LOWER COLUMBIA BASIN OF WASHINGTON-
INCLUDING THE CITIES OF...ARLINGTON...THE DALLES...BOARDMAN...
HERMISTON...IONE...WHITE SALMON...ELLENSBURG...THORP...NACHES...
SUNNYSIDE...TOPPENISH...YAKIMA...CONNELL...PROSSER...TRI-CITIES
319 PM PST SAT JAN 19 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY. 

* TIMING: INVERSIONS WILL BE OVER THE AREA THROUGH EARLY NEXT 
  WEEK KEEPING THE AIR STAGNANT. MOISTURE TRAPPED UNDER THE 
  INVERSIONS WILL RESULT IN PATCHY FREEZING FOG AT TIMES. 

* LOCATIONS: ALL LOCATIONS WILL BE HEAVILY IMPACTED AS THE COLD 
  AND STABLE AIR REMAINS OVER THESE AREAS.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

WAZ520-521-200800-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
EAST SLOPES OF THE WASHINGTON CASCADES-SIMCOE HIGHLANDS-
INCLUDING THE CITIES OF...APPLETON...CLE ELUM...CLIFFDELL...
EASTON...ROSLYN...TROUT LAKE...BICKLETON...GOLDENDALE
319 PM PST SAT JAN 19 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY BELOW 3500 FEET...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY. 

* TIMING: INVERSIONS WILL CONTINUE OVER THE AREA THROUGH EARLY 
  NEXT WEEK KEEPING THE AIR STAGNANT. MOISTURE TRAPPED UNDER THE 
  INVERSIONS WILL RESULT IN PATCHY FREEZING FOG AT TIMES. 

* LOCATIONS: LOCATIONS BELOW 3500 FEET WILL BE AFFECTED BY 
  STAGNANT AIR.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ042-505-507-508-WAZ029-200800-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
NORTH CENTRAL OREGON-JOHN DAY BASIN-
FOOTHILLS OF THE NORTHERN BLUE MOUNTAINS OF OREGON-
FOOTHILLS OF THE SOUTHERN BLUE MOUNTAINS OF OREGON-
FOOTHILLS OF THE BLUE MOUNTAINS OF WASHINGTON-
INCLUDING THE CITIES OF...DUFUR...MADRAS...MAUPIN...MORO...
PRINEVILLE...REDMOND...DAYVILLE...JOHN DAY...MITCHELL...
MONUMENT...SPRAY...PENDLETON...PILOT ROCK...HEPPNER...CONDON...
FOSSIL...DAYTON...WAITSBURG...WALLA WALLA
319 PM PST SAT JAN 19 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY. 

* TIMING: INVERSIONS WILL BE OVER THE AREA THROUGH EARLY NEXT 
  WEEK KEEPING THE AIR STAGNANT. MOISTURE TRAPPED UNDER THE 
  INVERSIONS WILL RESULT IN PATCHY FREEZING FOG AT TIMES. 

* LOCATIONS: ALL LOCATIONS WILL BE HEAVILY IMPACTED AS THE COLD
  AND STABLE AIR REMAINS OVER THESE AREAS. SOME MIXING WILL BE
  POSSIBLE IN THE EASTERN MOST PORTIONS OF THE JOHN DAY BASIN EACH
  AFTERNOON.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ509-200800-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
EAST SLOPES OF THE OREGON CASCADES-
INCLUDING THE CITY OF...BEND
319 PM PST SAT JAN 19 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY BELOW 4000 FEET...

AN AIR STAGNATION ADVISORY BELOW 4000 FEET REMAINS IN EFFECT
UNTIL 10 AM PST TUESDAY. 

* TIMING: INVERSIONS WILL BE OVER THE AREA THROUGH EARLY NEXT 
  WEEK KEEPING THE AIR STAGNANT BELOW 4000 FEET. MOISTURE 
  TRAPPED UNDER THE INVERSIONS MAY RESULT IN PATCHY FREEZING FOG 
  AT TIMES. 

* LOCATIONS: VALLEY LOCATIONS WILL BE HEAVILY IMPACTED BY 
  TRAPPED POLLUTANTS.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$
221 
WWUS76 KPDT 200614
NPWPDT

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE PENDLETON OR
1014 PM PST SAT JAN 19 2013

...VARIOUS AIR STAGNATION AND WIND ADVISORIES ARE IN EFFECT
ACROSS THE INTERIOR NORTHWEST...

.HIGH PRESSURE WILL CONTINUE THE STABLE CONDITIONS WITH STRONG
INVERSIONS AND LIGHT WINDS OVER PORTIONS OF THE REGION THROUGH
EARLY NEXT WEEK. AS A RESULT...POOR AIR QUALITY WILL CONTINUE
BENEATH THE INVERSIONS. MEANWHILE STRONG PRESSURE GRADIENTS OVER
THE SOUTH END OF THE GRANDE RONDE VALLEY WILL CAUSE LOCALLY
STRONG WINDS.

ORZ049-201500-
/O.CON.KPDT.WI.Y.0004.000000T0000Z-130122T0000Z/
GRANDE RONDE VALLEY-
1014 PM PST SAT JAN 19 2013

...WIND ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST MONDAY FOR LADD
AND PYLES CANYONS...

A WIND ADVISORY FOR LADD AND PYLES CANYONS REMAINS IN EFFECT
UNTIL 4 PM PST MONDAY. 

* TIMING: STRONG WINDS OVER THE SOUTH END OF THE GRANDE RONDE 
  VALLEY WILL PERSIST THROUGH MONDAY AFTERNOON. 

* WINDS: SOUTH WINDS OF 30 TO 40 MPH WITH GUSTS TO NEAR 50 MPH.

* IMPACTS: MOTORISTS IN HIGH PROFILE VEHICLES MAY FIND DRIVING 
  DIFFICULT. THESE WINDS CAN ALSO DOWN TREE LIMBS AND POWER 
  LINES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST
BETWEEN 30 AND 39 MPH OR GUSTS RANGING FROM 45 TO 57 MPH. WINDS
OF THESE MAGNITUDES CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR
HIGH PROFILE VEHICLES. MINOR PROPERTY DAMAGE MAY ALSO OCCUR. FOR
ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB SITE AT
WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ041-044-WAZ024-026>028-201500-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
EASTERN COLUMBIA RIVER GORGE OF OREGON-
LOWER COLUMBIA BASIN OF OREGON-
EASTERN COLUMBIA RIVER GORGE OF WASHINGTON-KITTITAS VALLEY-
YAKIMA VALLEY-LOWER COLUMBIA BASIN OF WASHINGTON-
INCLUDING THE CITIES OF...ARLINGTON...THE DALLES...BOARDMAN...
HERMISTON...IONE...WHITE SALMON...ELLENSBURG...THORP...NACHES...
SUNNYSIDE...TOPPENISH...YAKIMA...CONNELL...PROSSER...TRI-CITIES
1014 PM PST SAT JAN 19 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY. 

* TIMING: INVERSIONS WILL BE OVER THE AREA THROUGH EARLY NEXT 
  WEEK KEEPING THE AIR STAGNANT. MOISTURE TRAPPED UNDER THE 
  INVERSIONS WILL RESULT IN PATCHY FREEZING FOG AT TIMES. 

* LOCATIONS: ALL LOCATIONS WILL BE HEAVILY IMPACTED AS THE COLD 
  AND STABLE AIR REMAINS OVER THESE AREAS.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

WAZ520-521-201500-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
EAST SLOPES OF THE WASHINGTON CASCADES-SIMCOE HIGHLANDS-
INCLUDING THE CITIES OF...APPLETON...CLE ELUM...CLIFFDELL...
EASTON...ROSLYN...TROUT LAKE...BICKLETON...GOLDENDALE
1014 PM PST SAT JAN 19 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY. 

* TIMING: INVERSIONS WILL CONTINUE OVER THE AREA THROUGH EARLY 
  NEXT WEEK KEEPING THE AIR STAGNANT. MOISTURE TRAPPED UNDER THE 
  INVERSIONS WILL RESULT IN PATCHY FREEZING FOG AT TIMES. 

* LOCATIONS: LOCATIONS BELOW 3500 FEET WILL BE AFFECTED BY 
  STAGNANT AIR.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ042-505-507-508-WAZ029-201500-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
NORTH CENTRAL OREGON-JOHN DAY BASIN-
FOOTHILLS OF THE NORTHERN BLUE MOUNTAINS OF OREGON-
FOOTHILLS OF THE SOUTHERN BLUE MOUNTAINS OF OREGON-
FOOTHILLS OF THE BLUE MOUNTAINS OF WASHINGTON-
INCLUDING THE CITIES OF...DUFUR...MADRAS...MAUPIN...MORO...
PRINEVILLE...REDMOND...DAYVILLE...JOHN DAY...MITCHELL...
MONUMENT...SPRAY...PENDLETON...PILOT ROCK...HEPPNER...CONDON...
FOSSIL...DAYTON...WAITSBURG...WALLA WALLA
1014 PM PST SAT JAN 19 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY. 

* TIMING: INVERSIONS WILL BE OVER THE AREA THROUGH EARLY NEXT 
  WEEK KEEPING THE AIR STAGNANT. MOISTURE TRAPPED UNDER THE 
  INVERSIONS WILL RESULT IN PATCHY FREEZING FOG AT TIMES. 

* LOCATIONS: ALL LOCATIONS WILL BE HEAVILY IMPACTED AS THE COLD 
  AND STABLE AIR REMAINS OVER THESE AREAS. SOME MIXING WILL BE 
  POSSIBLE IN THE EASTERN MOST PORTIONS OF THE JOHN DAY BASIN 
  EACH AFTERNOON. 

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ509-201500-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
EAST SLOPES OF THE OREGON CASCADES-
INCLUDING THE CITY OF...BEND
1014 PM PST SAT JAN 19 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY BELOW 4000 FEET...

AN AIR STAGNATION ADVISORY BELOW 4000 FEET REMAINS IN EFFECT
UNTIL 10 AM PST TUESDAY. 

* TIMING: INVERSIONS WILL BE OVER THE AREA THROUGH EARLY NEXT 
  WEEK KEEPING THE AIR STAGNANT BELOW 4000 FEET. MOISTURE 
  TRAPPED UNDER THE INVERSIONS MAY RESULT IN PATCHY FREEZING FOG 
  AT TIMES. 

* LOCATIONS: VALLEY LOCATIONS WILL BE HEAVILY IMPACTED BY 
  TRAPPED POLLUTANTS.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$
317 
WWUS76 KPDT 201402
NPWPDT

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE PENDLETON OR
602 AM PST SUN JAN 20 2013

...VARIOUS AIR STAGNATION AND WIND ADVISORIES ARE IN EFFECT
ACROSS THE INTERIOR NORTHWEST...

.HIGH PRESSURE WILL CONTINUE THE STABLE CONDITIONS WITH STRONG
INVERSIONS AND LIGHT WINDS OVER PORTIONS OF THE REGION THROUGH
EARLY THIS WEEK. AS A RESULT...POOR AIR QUALITY WILL CONTINUE
BENEATH THE INVERSIONS. MEANWHILE STRONG PRESSURE GRADIENTS OVER
THE SOUTH END OF THE GRANDE RONDE VALLEY WILL CAUSE LOCALLY
STRONG WINDS.

ORZ049-202300-
/O.CON.KPDT.WI.Y.0004.000000T0000Z-130122T0000Z/
GRANDE RONDE VALLEY-
602 AM PST SUN JAN 20 2013

...WIND ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST MONDAY FOR LADD
AND PYLES CANYONS...

A WIND ADVISORY FOR LADD AND PYLES CANYONS REMAINS IN EFFECT
UNTIL 4 PM PST MONDAY. 

* TIMING: ALTHOUGH THE WINDS HAVE DIMINISHED THIS MORNING STRONG
  WINDS WILL DEVELOP AGAIN OVER THE SOUTH END OF THE GRANDE RONDE
  VALLEY BY THIS AFTERNOON. THEY WILL PERSIST THROUGH MONDAY
  AFTERNOON.

* WINDS: SOUTH WINDS OF 30 TO 40 MPH WITH GUSTS TO NEAR 50 MPH.

* IMPACTS: MOTORISTS IN HIGH PROFILE VEHICLES MAY FIND DRIVING 
  DIFFICULT. THESE WINDS CAN ALSO DOWN TREE LIMBS AND POWER 
  LINES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST
BETWEEN 30 AND 39 MPH OR GUSTS RANGING FROM 45 TO 57 MPH. WINDS
OF THESE MAGNITUDES CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR
HIGH PROFILE VEHICLES. MINOR PROPERTY DAMAGE MAY ALSO OCCUR. FOR
ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB SITE AT
WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ041-044-WAZ024-026>028-202300-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
EASTERN COLUMBIA RIVER GORGE OF OREGON-
LOWER COLUMBIA BASIN OF OREGON-
EASTERN COLUMBIA RIVER GORGE OF WASHINGTON-KITTITAS VALLEY-
YAKIMA VALLEY-LOWER COLUMBIA BASIN OF WASHINGTON-
INCLUDING THE CITIES OF...ARLINGTON...THE DALLES...BOARDMAN...
HERMISTON...IONE...WHITE SALMON...ELLENSBURG...THORP...NACHES...
SUNNYSIDE...TOPPENISH...YAKIMA...CONNELL...PROSSER...TRI-CITIES
602 AM PST SUN JAN 20 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY. 

* TIMING: INVERSIONS WILL CONTINUE OVER THE AREA THROUGH EARLY
  THIS WEEK KEEPING THE AIR STAGNANT. MOISTURE TRAPPED UNDER THE
  INVERSIONS WILL RESULT IN PATCHY FREEZING FOG AT TIMES.

* LOCATIONS: ALL LOCATIONS WILL BE HEAVILY IMPACTED AS THE COLD 
  AND STABLE AIR REMAINS OVER THESE AREAS.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

WAZ520-521-202300-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
EAST SLOPES OF THE WASHINGTON CASCADES-SIMCOE HIGHLANDS-
INCLUDING THE CITIES OF...APPLETON...CLE ELUM...CLIFFDELL...
EASTON...ROSLYN...TROUT LAKE...BICKLETON...GOLDENDALE
602 AM PST SUN JAN 20 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY. 

* TIMING: INVERSIONS WILL CONTINUE OVER THE AREA THROUGH EARLY 
  THIS WEEK KEEPING THE AIR STAGNANT. MOISTURE TRAPPED UNDER THE 
  INVERSIONS WILL RESULT IN PATCHY FREEZING FOG AT TIMES. 

* LOCATIONS: LOCATIONS BELOW 3500 FEET WILL BE AFFECTED BY 
  STAGNANT AIR.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ042-505-507-508-WAZ029-202300-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
NORTH CENTRAL OREGON-JOHN DAY BASIN-
FOOTHILLS OF THE NORTHERN BLUE MOUNTAINS OF OREGON-
FOOTHILLS OF THE SOUTHERN BLUE MOUNTAINS OF OREGON-
FOOTHILLS OF THE BLUE MOUNTAINS OF WASHINGTON-
INCLUDING THE CITIES OF...DUFUR...MADRAS...MAUPIN...MORO...
PRINEVILLE...REDMOND...DAYVILLE...JOHN DAY...MITCHELL...
MONUMENT...SPRAY...PENDLETON...PILOT ROCK...HEPPNER...CONDON...
FOSSIL...DAYTON...WAITSBURG...WALLA WALLA
602 AM PST SUN JAN 20 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY. 

* TIMING: INVERSIONS WILL CONTINUE OVER THE AREA THROUGH EARLY
  THIS WEEK KEEPING THE AIR STAGNANT. MOISTURE TRAPPED UNDER THE
  INVERSIONS WILL RESULT IN PATCHY FREEZING FOG AT TIMES.

* LOCATIONS: ALL LOCATIONS WILL BE HEAVILY IMPACTED AS THE COLD
  AND STABLE AIR REMAINS OVER THESE AREAS. SOME MIXING WILL BE
  POSSIBLE IN THE EASTERN MOST PORTIONS OF THE JOHN DAY BASIN
  EACH AFTERNOON.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ509-202300-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
EAST SLOPES OF THE OREGON CASCADES-
INCLUDING THE CITY OF...BEND
602 AM PST SUN JAN 20 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY BELOW 4000 FEET...

AN AIR STAGNATION ADVISORY BELOW 4000 FEET REMAINS IN EFFECT
UNTIL 10 AM PST TUESDAY. 

* TIMING: INVERSIONS WILL CONTINUE OVER THE AREA THROUGH EARLY
  THIS WEEK KEEPING THE AIR STAGNANT BELOW 4000 FEET. MOISTURE
  TRAPPED UNDER THE INVERSIONS MAY RESULT IN PATCHY FREEZING FOG
  AT TIMES.

* LOCATIONS: VALLEY LOCATIONS WILL BE HEAVILY IMPACTED BY 
  TRAPPED POLLUTANTS.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$
905 
WWUS76 KPDT 202220
NPWPDT

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE PENDLETON OR
220 PM PST SUN JAN 20 2013

...VARIOUS AIR STAGNATION AND WIND ADVISORIES ARE IN EFFECT
ACROSS THE INTERIOR NORTHWEST...

.HIGH PRESSURE WILL CONTINUE THE STABLE CONDITIONS WITH STRONG
INVERSIONS AND LIGHT WINDS OVER PORTIONS OF THE REGION THROUGH
TUESDAY. AS A RESULT...POOR AIR QUALITY WILL CONTINUE BENEATH THE
INVERSIONS. MEANWHILE STRONG PRESSURE GRADIENTS OVER THE SOUTH END
OF THE GRANDE RONDE VALLEY WILL CAUSE LOCALLY STRONG WINDS.

ORZ049-210700-
/O.CON.KPDT.WI.Y.0004.000000T0000Z-130122T0000Z/
GRANDE RONDE VALLEY-
220 PM PST SUN JAN 20 2013

...WIND ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST MONDAY FOR LADD
AND PYLES CANYONS...

A WIND ADVISORY FOR LADD AND PYLES CANYONS REMAINS IN EFFECT
UNTIL 4 PM PST MONDAY. 

* TIMING: WINDS HAVE BEEN INCREASING AGAIN THIS AFTERNOON OVER THE
  SOUTH END OF THE GRANDE RONDE VALLEY BY THIS AFTERNOON. THEY
  WILL PERSIST TONIGHT THROUGH MONDAY AFTERNOON.

* WINDS: SOUTH WINDS OF 30 TO 40 MPH WITH GUSTS TO NEAR 50 MPH.

* IMPACTS: MOTORISTS IN HIGH PROFILE VEHICLES MAY FIND DRIVING 
  DIFFICULT. THESE WINDS CAN ALSO DOWN TREE LIMBS AND POWER 
  LINES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST
BETWEEN 30 AND 39 MPH OR GUSTS RANGING FROM 45 TO 57 MPH. WINDS
OF THESE MAGNITUDES CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR
HIGH PROFILE VEHICLES. MINOR PROPERTY DAMAGE MAY ALSO OCCUR. FOR
ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB SITE AT
WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ041-044-WAZ024-026>028-210700-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
EASTERN COLUMBIA RIVER GORGE OF OREGON-
LOWER COLUMBIA BASIN OF OREGON-
EASTERN COLUMBIA RIVER GORGE OF WASHINGTON-KITTITAS VALLEY-
YAKIMA VALLEY-LOWER COLUMBIA BASIN OF WASHINGTON-
INCLUDING THE CITIES OF...ARLINGTON...THE DALLES...BOARDMAN...
HERMISTON...IONE...WHITE SALMON...ELLENSBURG...THORP...NACHES...
SUNNYSIDE...TOPPENISH...YAKIMA...CONNELL...PROSSER...TRI-CITIES
220 PM PST SUN JAN 20 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY. 

* TIMING: INVERSIONS WILL CONTINUE OVER THE AREA INTO TUESDAY
  KEEPING THE AIR STAGNANT. MOISTURE TRAPPED UNDER THE INVERSIONS
  WILL RESULT IN PATCHY FREEZING FOG AT TIMES.

* LOCATIONS: ALL LOCATIONS WILL BE HEAVILY IMPACTED AS THE COLD 
  AND STABLE AIR REMAINS OVER THESE AREAS.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

WAZ520-521-210700-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
EAST SLOPES OF THE WASHINGTON CASCADES-SIMCOE HIGHLANDS-
INCLUDING THE CITIES OF...APPLETON...CLE ELUM...CLIFFDELL...
EASTON...ROSLYN...TROUT LAKE...BICKLETON...GOLDENDALE
220 PM PST SUN JAN 20 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY BELOW 3500 FEET...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY. 

* TIMING: INVERSIONS WILL CONTINUE OVER THE AREA INTO TUESDAY
  KEEPING THE AIR STAGNANT. MOISTURE TRAPPED UNDER THE INVERSIONS
  WILL RESULT IN PATCHY FREEZING FOG AT TIMES.

* LOCATIONS: LOCATIONS BELOW 3500 FEET WILL BE AFFECTED BY 
  STAGNANT AIR.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ042-505-507-508-WAZ029-210700-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
NORTH CENTRAL OREGON-JOHN DAY BASIN-
FOOTHILLS OF THE NORTHERN BLUE MOUNTAINS OF OREGON-
FOOTHILLS OF THE SOUTHERN BLUE MOUNTAINS OF OREGON-
FOOTHILLS OF THE BLUE MOUNTAINS OF WASHINGTON-
INCLUDING THE CITIES OF...DUFUR...MADRAS...MAUPIN...MORO...
PRINEVILLE...REDMOND...DAYVILLE...JOHN DAY...MITCHELL...
MONUMENT...SPRAY...PENDLETON...PILOT ROCK...HEPPNER...CONDON...
FOSSIL...DAYTON...WAITSBURG...WALLA WALLA
220 PM PST SUN JAN 20 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY. 

* TIMING: INVERSIONS WILL CONTINUE OVER THE AREA INTO TUESDAY
  KEEPING THE AIR STAGNANT. MOISTURE TRAPPED UNDER THE INVERSIONS
  WILL RESULT IN PATCHY FREEZING FOG AT TIMES.

* LOCATIONS: ALL LOCATIONS WILL BE HEAVILY IMPACTED AS THE COLD 
  AND STABLE AIR REMAINS OVER THESE AREAS. SOME MIXING WILL BE 
  POSSIBLE IN THE EASTERN MOST PORTIONS OF THE JOHN DAY BASIN 
  EACH AFTERNOON.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ509-210700-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
EAST SLOPES OF THE OREGON CASCADES-
INCLUDING THE CITY OF...BEND
220 PM PST SUN JAN 20 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY BELOW 4000 FEET...

AN AIR STAGNATION ADVISORY BELOW 4000 FEET REMAINS IN EFFECT
UNTIL 10 AM PST TUESDAY. 

* TIMING: INVERSIONS WILL CONTINUE OVER THE AREA INTO TUESDAY
  KEEPING THE AIR STAGNANT BELOW 4000 FEET. MOISTURE TRAPPED UNDER
  THE INVERSIONS MAY RESULT IN PATCHY FREEZING FOG AT TIMES.

* LOCATIONS: VALLEY LOCATIONS WILL BE HEAVILY IMPACTED BY 
  TRAPPED POLLUTANTS.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$
772 
WWUS76 KPDT 210529
NPWPDT

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE PENDLETON OR
929 PM PST SUN JAN 20 2013

...VARIOUS AIR STAGNATION AND WIND ADVISORIES ARE IN EFFECT
ACROSS THE INTERIOR NORTHWEST...

.HIGH PRESSURE WILL CONTINUE THE STABLE CONDITIONS WITH STRONG
INVERSIONS AND LIGHT WINDS OVER PORTIONS OF THE REGION THROUGH
TUESDAY. AS A RESULT...POOR AIR QUALITY WILL CONTINUE BENEATH THE
INVERSIONS. MEANWHILE STRONG PRESSURE GRADIENTS OVER THE SOUTH
END OF THE GRANDE RONDE VALLEY WILL CAUSE LOCALLY STRONG WINDS.

ORZ049-211500-
/O.CON.KPDT.WI.Y.0004.000000T0000Z-130122T0000Z/
GRANDE RONDE VALLEY-
929 PM PST SUN JAN 20 2013

...WIND ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST MONDAY FOR LADD
AND PYLES CANYONS...

A WIND ADVISORY FOR LADD AND PYLES CANYONS REMAINS IN EFFECT
UNTIL 4 PM PST MONDAY. 

* TIMING: GUSTY WINDS WILL PERSIST TONIGHT THROUGH MONDAY
  AFTERNOON.

* WINDS: SOUTH WINDS OF 30 TO 40 MPH WITH GUSTS TO NEAR 50 MPH.

* IMPACTS: MOTORISTS IN HIGH PROFILE VEHICLES MAY FIND DRIVING 
  DIFFICULT. THESE WINDS CAN ALSO DOWN TREE LIMBS AND POWER 
  LINES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST
BETWEEN 30 AND 39 MPH OR GUSTS RANGING FROM 45 TO 57 MPH. WINDS
OF THESE MAGNITUDES CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR
HIGH PROFILE VEHICLES. MINOR PROPERTY DAMAGE MAY ALSO OCCUR. FOR
ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB SITE AT
WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ041-044-WAZ024-026>028-211500-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
EASTERN COLUMBIA RIVER GORGE OF OREGON-
LOWER COLUMBIA BASIN OF OREGON-
EASTERN COLUMBIA RIVER GORGE OF WASHINGTON-KITTITAS VALLEY-
YAKIMA VALLEY-LOWER COLUMBIA BASIN OF WASHINGTON-
INCLUDING THE CITIES OF...ARLINGTON...THE DALLES...BOARDMAN...
HERMISTON...IONE...WHITE SALMON...ELLENSBURG...THORP...NACHES...
SUNNYSIDE...TOPPENISH...YAKIMA...CONNELL...PROSSER...TRI-CITIES
929 PM PST SUN JAN 20 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY. 

* TIMING: INVERSIONS WILL CONTINUE OVER THE AREA INTO TUESDAY 
  KEEPING THE AIR STAGNANT. MOISTURE TRAPPED UNDER THE 
  INVERSIONS WILL RESULT IN PATCHY FREEZING FOG AT TIMES. 

* LOCATIONS: ALL LOCATIONS WILL BE HEAVILY IMPACTED AS THE COLD 
  AND STABLE AIR REMAINS OVER THESE AREAS.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

WAZ520-521-211500-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
EAST SLOPES OF THE WASHINGTON CASCADES-SIMCOE HIGHLANDS-
INCLUDING THE CITIES OF...APPLETON...CLE ELUM...CLIFFDELL...
EASTON...ROSLYN...TROUT LAKE...BICKLETON...GOLDENDALE
929 PM PST SUN JAN 20 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY. 

* TIMING: INVERSIONS WILL CONTINUE OVER THE AREA INTO TUESDAY 
  KEEPING THE AIR STAGNANT. MOISTURE TRAPPED UNDER THE 
  INVERSIONS WILL RESULT IN PATCHY FREEZING FOG AT TIMES. 

* LOCATIONS: LOCATIONS BELOW 3500 FEET WILL BE AFFECTED BY 
  STAGNANT AIR.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ042-505-507-508-WAZ029-211500-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
NORTH CENTRAL OREGON-JOHN DAY BASIN-
FOOTHILLS OF THE NORTHERN BLUE MOUNTAINS OF OREGON-
FOOTHILLS OF THE SOUTHERN BLUE MOUNTAINS OF OREGON-
FOOTHILLS OF THE BLUE MOUNTAINS OF WASHINGTON-
INCLUDING THE CITIES OF...DUFUR...MADRAS...MAUPIN...MORO...
PRINEVILLE...REDMOND...DAYVILLE...JOHN DAY...MITCHELL...
MONUMENT...SPRAY...PENDLETON...PILOT ROCK...HEPPNER...CONDON...
FOSSIL...DAYTON...WAITSBURG...WALLA WALLA
929 PM PST SUN JAN 20 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY. 

* TIMING: INVERSIONS WILL CONTINUE OVER THE AREA INTO TUESDAY 
  KEEPING THE AIR STAGNANT. MOISTURE TRAPPED UNDER THE 
  INVERSIONS WILL RESULT IN PATCHY FREEZING FOG AT TIMES. 

* LOCATIONS: ALL LOCATIONS WILL BE HEAVILY IMPACTED AS THE COLD 
  AND STABLE AIR REMAINS OVER THESE AREAS. SOME MIXING WILL BE 
  POSSIBLE IN THE EASTERN MOST PORTIONS OF THE JOHN DAY BASIN 
  EACH AFTERNOON.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ509-211500-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
EAST SLOPES OF THE OREGON CASCADES-
INCLUDING THE CITY OF...BEND
929 PM PST SUN JAN 20 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY BELOW 4000 FEET...

AN AIR STAGNATION ADVISORY BELOW 4000 FEET REMAINS IN EFFECT
UNTIL 10 AM PST TUESDAY. 

* TIMING: INVERSIONS WILL CONTINUE OVER THE AREA INTO TUESDAY 
  KEEPING THE AIR STAGNANT BELOW 4000 FEET. MOISTURE TRAPPED 
  UNDER THE INVERSIONS MAY RESULT IN PATCHY FREEZING FOG AT 
  TIMES. 

* LOCATIONS: VALLEY LOCATIONS WILL BE HEAVILY IMPACTED BY 
  TRAPPED POLLUTANTS.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$
286 
WWUS76 KPDT 211405
NPWPDT

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE PENDLETON OR
605 AM PST MON JAN 21 2013

...VARIOUS AIR STAGNATION AND WIND ADVISORIES ARE IN EFFECT
ACROSS THE INTERIOR NORTHWEST...

.HIGH PRESSURE WILL CONTINUE THE STABLE CONDITIONS WITH STRONG
INVERSIONS AND LIGHT WINDS OVER PORTIONS OF THE REGION THROUGH
TUESDAY. AS A RESULT...POOR AIR QUALITY WILL CONTINUE BENEATH THE
INVERSIONS. MEANWHILE STRONG PRESSURE GRADIENTS OVER THE SOUTH
END OF THE GRANDE RONDE VALLEY WILL CAUSE LOCALLY STRONG WINDS.

ORZ049-220000-
/O.CON.KPDT.WI.Y.0004.000000T0000Z-130122T0000Z/
GRANDE RONDE VALLEY-
605 AM PST MON JAN 21 2013

...WIND ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST THIS AFTERNOON
FOR LADD AND PYLES CANYONS...

A WIND ADVISORY FOR LADD AND PYLES CANYONS REMAINS IN EFFECT
UNTIL 4 PM PST THIS AFTERNOON. 

* TIMING: STRONG GUSTY WINDS WILL PERSIST THROUGH THIS AFTERNOON.

* WINDS: SOUTH WINDS OF 30 TO 40 MPH WITH GUSTS TO NEAR 50 MPH.

* IMPACTS: MOTORISTS IN HIGH PROFILE VEHICLES MAY FIND DRIVING 
  DIFFICULT. THESE WINDS CAN ALSO DOWN TREE LIMBS AND POWER 
  LINES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST
BETWEEN 30 AND 39 MPH OR GUSTS RANGING FROM 45 TO 57 MPH. WINDS
OF THESE MAGNITUDES CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR
HIGH PROFILE VEHICLES. MINOR PROPERTY DAMAGE MAY ALSO OCCUR. FOR
ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB SITE AT
WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ041-044-WAZ024-026>028-220000-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
EASTERN COLUMBIA RIVER GORGE OF OREGON-
LOWER COLUMBIA BASIN OF OREGON-
EASTERN COLUMBIA RIVER GORGE OF WASHINGTON-KITTITAS VALLEY-
YAKIMA VALLEY-LOWER COLUMBIA BASIN OF WASHINGTON-
INCLUDING THE CITIES OF...ARLINGTON...THE DALLES...BOARDMAN...
HERMISTON...IONE...WHITE SALMON...ELLENSBURG...THORP...NACHES...
SUNNYSIDE...TOPPENISH...YAKIMA...CONNELL...PROSSER...TRI-CITIES
605 AM PST MON JAN 21 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY. 

* TIMING: INVERSIONS WILL CONTINUE OVER THE AREA INTO TUESDAY
  KEEPING THE AIR STAGNANT. MOISTURE TRAPPED UNDER THE INVERSIONS
  WILL RESULT IN PATCHY FREEZING FOG AT TIMES.

* LOCATIONS: ALL LOCATIONS WILL BE HEAVILY IMPACTED AS THE COLD 
  AND STABLE AIR REMAINS OVER THESE AREAS.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

WAZ520-521-220000-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
EAST SLOPES OF THE WASHINGTON CASCADES-SIMCOE HIGHLANDS-
INCLUDING THE CITIES OF...APPLETON...CLE ELUM...CLIFFDELL...
EASTON...ROSLYN...TROUT LAKE...BICKLETON...GOLDENDALE
605 AM PST MON JAN 21 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY. 

* TIMING: INVERSIONS WILL CONTINUE OVER THE AREA INTO TUESDAY
  KEEPING THE AIR STAGNANT. MOISTURE TRAPPED UNDER THE INVERSIONS
  WILL RESULT IN PATCHY FREEZING FOG AT TIMES.

* LOCATIONS: LOCATIONS BELOW 3500 FEET WILL BE AFFECTED BY 
  STAGNANT AIR.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ042-505-507-508-WAZ029-220000-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
NORTH CENTRAL OREGON-JOHN DAY BASIN-
FOOTHILLS OF THE NORTHERN BLUE MOUNTAINS OF OREGON-
FOOTHILLS OF THE SOUTHERN BLUE MOUNTAINS OF OREGON-
FOOTHILLS OF THE BLUE MOUNTAINS OF WASHINGTON-
INCLUDING THE CITIES OF...DUFUR...MADRAS...MAUPIN...MORO...
PRINEVILLE...REDMOND...DAYVILLE...JOHN DAY...MITCHELL...
MONUMENT...SPRAY...PENDLETON...PILOT ROCK...HEPPNER...CONDON...
FOSSIL...DAYTON...WAITSBURG...WALLA WALLA
605 AM PST MON JAN 21 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY. 

* TIMING: INVERSIONS WILL CONTINUE OVER THE AREA INTO TUESDAY 
  KEEPING THE AIR STAGNANT. MOISTURE TRAPPED UNDER THE 
  INVERSIONS WILL RESULT IN PATCHY FREEZING FOG AT TIMES. 

* LOCATIONS: ALL LOCATIONS WILL BE HEAVILY IMPACTED AS THE COLD 
  AND STABLE AIR REMAINS OVER THESE AREAS. SOME MIXING WILL BE 
  POSSIBLE IN THE EASTERN MOST PORTIONS OF THE JOHN DAY BASIN 
  EACH AFTERNOON.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ509-220000-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
EAST SLOPES OF THE OREGON CASCADES-
INCLUDING THE CITY OF...BEND
605 AM PST MON JAN 21 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY BELOW 4000 FEET...

AN AIR STAGNATION ADVISORY BELOW 4000 FEET REMAINS IN EFFECT
UNTIL 10 AM PST TUESDAY. 

* TIMING: INVERSIONS WILL CONTINUE OVER THE AREA INTO TUESDAY 
  KEEPING THE AIR STAGNANT BELOW 4000 FEET. MOISTURE TRAPPED 
  UNDER THE INVERSIONS MAY RESULT IN PATCHY FREEZING FOG AT 
  TIMES. 

* LOCATIONS: VALLEY LOCATIONS WILL BE HEAVILY IMPACTED BY 
  TRAPPED POLLUTANTS.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$
459 
WWUS76 KPDT 212226
NPWPDT

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE PENDLETON OR
226 PM PST MON JAN 21 2013

...VARIOUS AIR STAGNATION AND WIND ADVISORIES ARE IN EFFECT
ACROSS THE INTERIOR NORTHWEST...

.HIGH PRESSURE WILL CONTINUE THE STABLE CONDITIONS WITH STRONG
INVERSIONS AND LIGHT WINDS OVER PORTIONS OF THE REGION THROUGH
TUESDAY. AS A RESULT...POOR AIR QUALITY WILL CONTINUE BENEATH THE
INVERSIONS. MEANWHILE STRONG PRESSURE GRADIENTS OVER THE SOUTH
END OF THE GRANDE RONDE VALLEY WILL CAUSE LOCALLY STRONG WINDS.

ORZ049-221900-
/O.EXT.KPDT.WI.Y.0004.000000T0000Z-130123T0000Z/
GRANDE RONDE VALLEY-
226 PM PST MON JAN 21 2013

...WIND ADVISORY NOW IN EFFECT UNTIL 4 PM PST TUESDAY FOR LADD
AND PYLES CANYONS...

THE WIND ADVISORY FOR LADD AND PYLES CANYONS IS NOW IN EFFECT
UNTIL 4 PM PST TUESDAY. 

* TIMING: STRONG GUSTY WINDS WILL PERSIST THROUGH TUESDAY
  AFTERNOON.

* WINDS: SOUTH WINDS OF 30 TO 40 MPH WITH GUSTS TO NEAR 50 MPH.

* IMPACTS: MOTORISTS IN HIGH PROFILE VEHICLES MAY FIND DRIVING 
  DIFFICULT. THESE WINDS CAN ALSO DOWN TREE LIMBS AND POWER 
  LINES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST
BETWEEN 30 AND 39 MPH OR GUSTS RANGING FROM 45 TO 57 MPH. WINDS
OF THESE MAGNITUDES CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR
HIGH PROFILE VEHICLES. MINOR PROPERTY DAMAGE MAY ALSO OCCUR. FOR
ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB SITE AT
WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ041-044-WAZ024-026>028-221800-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
EASTERN COLUMBIA RIVER GORGE OF OREGON-
LOWER COLUMBIA BASIN OF OREGON-
EASTERN COLUMBIA RIVER GORGE OF WASHINGTON-KITTITAS VALLEY-
YAKIMA VALLEY-LOWER COLUMBIA BASIN OF WASHINGTON-
INCLUDING THE CITIES OF...ARLINGTON...THE DALLES...BOARDMAN...
HERMISTON...IONE...WHITE SALMON...ELLENSBURG...THORP...NACHES...
SUNNYSIDE...TOPPENISH...YAKIMA...CONNELL...PROSSER...TRI-CITIES
226 PM PST MON JAN 21 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY. 

* TIMING: INVERSIONS WILL CONTINUE OVER THE AREA INTO TUESDAY 
  KEEPING THE AIR STAGNANT. MOISTURE TRAPPED UNDER THE 
  INVERSIONS WILL RESULT IN PATCHY FREEZING FOG AT TIMES. 

* LOCATIONS: ALL LOCATIONS WILL BE HEAVILY IMPACTED AS THE COLD 
  AND STABLE AIR REMAINS OVER THESE AREAS.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

WAZ520-521-221800-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
EAST SLOPES OF THE WASHINGTON CASCADES-SIMCOE HIGHLANDS-
INCLUDING THE CITIES OF...APPLETON...CLE ELUM...CLIFFDELL...
EASTON...ROSLYN...TROUT LAKE...BICKLETON...GOLDENDALE
226 PM PST MON JAN 21 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY. 

* TIMING: INVERSIONS WILL CONTINUE OVER THE AREA INTO TUESDAY 
  KEEPING THE AIR STAGNANT. MOISTURE TRAPPED UNDER THE 
  INVERSIONS WILL RESULT IN PATCHY FREEZING FOG AT TIMES. 

* LOCATIONS: LOCATIONS BELOW 3500 FEET WILL BE AFFECTED BY 
  STAGNANT AIR.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ042-505-507-508-WAZ029-221800-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
NORTH CENTRAL OREGON-JOHN DAY BASIN-
FOOTHILLS OF THE NORTHERN BLUE MOUNTAINS OF OREGON-
FOOTHILLS OF THE SOUTHERN BLUE MOUNTAINS OF OREGON-
FOOTHILLS OF THE BLUE MOUNTAINS OF WASHINGTON-
INCLUDING THE CITIES OF...DUFUR...MADRAS...MAUPIN...MORO...
PRINEVILLE...REDMOND...DAYVILLE...JOHN DAY...MITCHELL...
MONUMENT...SPRAY...PENDLETON...PILOT ROCK...HEPPNER...CONDON...
FOSSIL...DAYTON...WAITSBURG...WALLA WALLA
226 PM PST MON JAN 21 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY. 

* TIMING: INVERSIONS WILL CONTINUE OVER THE AREA INTO TUESDAY 
  KEEPING THE AIR STAGNANT. MOISTURE TRAPPED UNDER THE 
  INVERSIONS WILL RESULT IN PATCHY FREEZING FOG AT TIMES. 

* LOCATIONS: ALL LOCATIONS WILL BE HEAVILY IMPACTED AS THE COLD 
  AND STABLE AIR REMAINS OVER THESE AREAS. SOME MIXING WILL BE 
  POSSIBLE IN THE EASTERN MOST PORTIONS OF THE JOHN DAY BASIN 
  EACH AFTERNOON.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ509-221800-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
EAST SLOPES OF THE OREGON CASCADES-
INCLUDING THE CITY OF...BEND
226 PM PST MON JAN 21 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY BELOW 4000 FEET...

AN AIR STAGNATION ADVISORY BELOW 4000 FEET REMAINS IN EFFECT
UNTIL 10 AM PST TUESDAY. 

* TIMING: INVERSIONS WILL CONTINUE OVER THE AREA INTO TUESDAY 
  KEEPING THE AIR STAGNANT BELOW 4000 FEET. MOISTURE TRAPPED 
  UNDER THE INVERSIONS MAY RESULT IN PATCHY FREEZING FOG AT 
  TIMES. 

* LOCATIONS: VALLEY LOCATIONS WILL BE HEAVILY IMPACTED BY 
  TRAPPED POLLUTANTS.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$
550 
WWUS76 KPDT 221331
NPWPDT

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE PENDLETON OR
531 AM PST TUE JAN 22 2013

...VARIOUS AIR STAGNATION AND WIND ADVISORIES ARE IN EFFECT
ACROSS THE INTERIOR NORTHWEST...

.HIGH PRESSURE WILL CONTINUE THE STABLE CONDITIONS WITH STRONG
INVERSIONS AND LIGHT WINDS OVER PORTIONS OF THE REGION THROUGH
TODAY. AS A RESULT...POOR AIR QUALITY WILL CONTINUE BENEATH THE
INVERSIONS. MEANWHILE STRONG PRESSURE GRADIENTS OVER THE SOUTH
END OF THE GRANDE RONDE VALLEY WILL CAUSE LOCALLY STRONG WINDS.

ORZ049-221800-
/O.CON.KPDT.WI.Y.0004.000000T0000Z-130123T0000Z/
GRANDE RONDE VALLEY-
531 AM PST TUE JAN 22 2013

...WIND ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST THIS AFTERNOON
FOR LADD AND PYLES CANYONS...

A WIND ADVISORY FOR LADD AND PYLES CANYONS REMAINS IN EFFECT
UNTIL 4 PM PST THIS AFTERNOON. 

* TIMING: STRONG GUSTY WINDS WILL PERSIST THROUGH THIS 
  AFTERNOON. 

* WINDS: SOUTH WINDS OF 30 TO 40 MPH WITH GUSTS TO NEAR 50 MPH.

* IMPACTS: MOTORISTS IN HIGH PROFILE VEHICLES MAY FIND DRIVING 
  DIFFICULT. THESE WINDS CAN ALSO DOWN TREE LIMBS AND POWER 
  LINES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST
BETWEEN 30 AND 39 MPH OR GUSTS RANGING FROM 45 TO 57 MPH. WINDS
OF THESE MAGNITUDES CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR
HIGH PROFILE VEHICLES. MINOR PROPERTY DAMAGE MAY ALSO OCCUR. FOR
ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB SITE AT
WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ041-044-WAZ024-026>028-221800-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
EASTERN COLUMBIA RIVER GORGE OF OREGON-
LOWER COLUMBIA BASIN OF OREGON-
EASTERN COLUMBIA RIVER GORGE OF WASHINGTON-KITTITAS VALLEY-
YAKIMA VALLEY-LOWER COLUMBIA BASIN OF WASHINGTON-
INCLUDING THE CITIES OF...ARLINGTON...THE DALLES...BOARDMAN...
HERMISTON...IONE...WHITE SALMON...ELLENSBURG...THORP...NACHES...
SUNNYSIDE...TOPPENISH...YAKIMA...CONNELL...PROSSER...TRI-CITIES
531 AM PST TUE JAN 22 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THIS
MORNING...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THIS
MORNING. 

* TIMING: INVERSIONS WILL CONTINUE OVER THE AREA TODAY KEEPING
  THE AIR STAGNANT. MOISTURE TRAPPED UNDER THE INVERSIONS WILL
  RESULT IN PATCHY FREEZING FOG AT TIMES.

* LOCATIONS: ALL LOCATIONS WILL BE HEAVILY IMPACTED AS THE COLD 
  AND STABLE AIR REMAINS OVER THESE AREAS.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

WAZ520-521-221800-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
EAST SLOPES OF THE WASHINGTON CASCADES-SIMCOE HIGHLANDS-
INCLUDING THE CITIES OF...APPLETON...CLE ELUM...CLIFFDELL...
EASTON...ROSLYN...TROUT LAKE...BICKLETON...GOLDENDALE
531 AM PST TUE JAN 22 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THIS
MORNING...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THIS
MORNING. 

* TIMING: INVERSIONS WILL CONTINUE OVER THE AREA TODAY KEEPING
  THE AIR STAGNANT. MOISTURE TRAPPED UNDER THE INVERSIONS WILL
  RESULT IN PATCHY FREEZING FOG AT TIMES.

* LOCATIONS: LOCATIONS BELOW 3500 FEET WILL BE AFFECTED BY THE
  STAGNANT AIR.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ042-505-507-508-WAZ029-221800-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
NORTH CENTRAL OREGON-JOHN DAY BASIN-
FOOTHILLS OF THE NORTHERN BLUE MOUNTAINS OF OREGON-
FOOTHILLS OF THE SOUTHERN BLUE MOUNTAINS OF OREGON-
FOOTHILLS OF THE BLUE MOUNTAINS OF WASHINGTON-
INCLUDING THE CITIES OF...DUFUR...MADRAS...MAUPIN...MORO...
PRINEVILLE...REDMOND...DAYVILLE...JOHN DAY...MITCHELL...
MONUMENT...SPRAY...PENDLETON...PILOT ROCK...HEPPNER...CONDON...
FOSSIL...DAYTON...WAITSBURG...WALLA WALLA
531 AM PST TUE JAN 22 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THIS
MORNING...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THIS
MORNING. 

* TIMING: INVERSIONS WILL CONTINUE OVER THE AREA TODAY KEEPING
  THE AIR STAGNANT. MOISTURE TRAPPED UNDER THE INVERSIONS WILL
  RESULT IN PATCHY FREEZING FOG AT TIMES.

* LOCATIONS: ALL LOCATIONS WILL BE HEAVILY IMPACTED AS THE COLD
  AND STABLE AIR REMAINS OVER THESE AREAS. SOME MIXING WILL BE
  POSSIBLE IN THE EASTERN MOST PORTIONS OF THE JOHN DAY BASIN
  THIS AFTERNOON.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ509-221800-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130122T1800Z/
EAST SLOPES OF THE OREGON CASCADES-
INCLUDING THE CITY OF...BEND
531 AM PST TUE JAN 22 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THIS
MORNING BELOW 4000 FEET...

AN AIR STAGNATION ADVISORY BELOW 4000 FEET REMAINS IN EFFECT
UNTIL 10 AM PST THIS MORNING. 

* TIMING: INVERSIONS WILL CONTINUE OVER THE AREA TODAY KEEPING
  THE AIR STAGNANT BELOW 4000 FEET. MOISTURE TRAPPED UNDER THE
  INVERSIONS MAY RESULT IN PATCHY FREEZING FOG AT TIMES.

* LOCATIONS: VALLEY LOCATIONS WILL BE HEAVILY IMPACTED BY THE
  TRAPPED POLLUTANTS.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$
001 
WWUS76 KPDT 221652
NPWPDT

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE PENDLETON OR
852 AM PST TUE JAN 22 2013

...VARIOUS AIR STAGNATION AND WIND ADVISORIES ARE IN EFFECT
ACROSS THE INTERIOR NORTHWEST...

.HIGH PRESSURE WILL CONTINUE THE STABLE CONDITIONS WITH STRONG
INVERSIONS AND LIGHT WINDS OVER PORTIONS OF THE REGION THROUGH
WEDNESDAY MORNING. AS A RESULT...POOR AIR QUALITY WILL CONTINUE
BENEATH THE INVERSIONS. MEANWHILE STRONG PRESSURE GRADIENTS OVER
THE SOUTH END OF THE GRANDE RONDE VALLEY WILL CAUSE LOCALLY STRONG
WINDS.

ORZ041-044-WAZ024-026>028-230000-
/O.EXT.KPDT.AS.Y.0001.000000T0000Z-130123T2000Z/
EASTERN COLUMBIA RIVER GORGE OF OREGON-
LOWER COLUMBIA BASIN OF OREGON-
EASTERN COLUMBIA RIVER GORGE OF WASHINGTON-KITTITAS VALLEY-
YAKIMA VALLEY-LOWER COLUMBIA BASIN OF WASHINGTON-
INCLUDING THE CITIES OF...ARLINGTON...THE DALLES...BOARDMAN...
HERMISTON...IONE...WHITE SALMON...ELLENSBURG...THORP...NACHES...
SUNNYSIDE...TOPPENISH...YAKIMA...CONNELL...PROSSER...TRI-CITIES
852 AM PST TUE JAN 22 2013

...AIR STAGNATION ADVISORY NOW IN EFFECT UNTIL NOON PST
WEDNESDAY...

THE AIR STAGNATION ADVISORY IS NOW IN EFFECT UNTIL NOON PST
WEDNESDAY. 

* TIMING: INVERSIONS WILL CONTINUE OVER THE AREA THROUGH WEDNESDAY
  MORNING KEEPING THE AIR STAGNANT. MOISTURE TRAPPED UNDER THE
  INVERSIONS WILL RESULT IN PATCHY FREEZING FOG AT TIMES.

* LOCATIONS: ALL LOCATIONS WILL BE HEAVILY IMPACTED AS THE COLD 
  AND STABLE AIR REMAINS OVER THESE AREAS.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

WAZ520-521-230000-
/O.EXT.KPDT.AS.Y.0001.000000T0000Z-130123T2000Z/
EAST SLOPES OF THE WASHINGTON CASCADES-SIMCOE HIGHLANDS-
INCLUDING THE CITIES OF...APPLETON...CLE ELUM...CLIFFDELL...
EASTON...ROSLYN...TROUT LAKE...BICKLETON...GOLDENDALE
852 AM PST TUE JAN 22 2013

...AIR STAGNATION ADVISORY NOW IN EFFECT UNTIL NOON PST
WEDNESDAY...

THE AIR STAGNATION ADVISORY IS NOW IN EFFECT UNTIL NOON PST
WEDNESDAY. 

* TIMING: INVERSIONS WILL CONTINUE OVER THE AREA THROUGH WEDNESDAY
  MORNING KEEPING THE AIR STAGNANT. MOISTURE TRAPPED UNDER THE
  INVERSIONS WILL RESULT IN PATCHY FREEZING FOG AT TIMES.

* LOCATIONS: LOCATIONS BELOW 3500 FEET WILL BE AFFECTED BY THE 
  STAGNANT AIR.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ042-505-507-508-WAZ029-230000-
/O.EXT.KPDT.AS.Y.0001.000000T0000Z-130123T2000Z/
NORTH CENTRAL OREGON-JOHN DAY BASIN-
FOOTHILLS OF THE NORTHERN BLUE MOUNTAINS OF OREGON-
FOOTHILLS OF THE SOUTHERN BLUE MOUNTAINS OF OREGON-
FOOTHILLS OF THE BLUE MOUNTAINS OF WASHINGTON-
INCLUDING THE CITIES OF...DUFUR...MADRAS...MAUPIN...MORO...
PRINEVILLE...REDMOND...DAYVILLE...JOHN DAY...MITCHELL...
MONUMENT...SPRAY...PENDLETON...PILOT ROCK...HEPPNER...CONDON...
FOSSIL...DAYTON...WAITSBURG...WALLA WALLA
852 AM PST TUE JAN 22 2013

...AIR STAGNATION ADVISORY NOW IN EFFECT UNTIL NOON PST
WEDNESDAY...

THE AIR STAGNATION ADVISORY IS NOW IN EFFECT UNTIL NOON PST
WEDNESDAY. 

* TIMING: INVERSIONS WILL CONTINUE OVER THE AREA THROUGH WEDNESDAY
  MORNING KEEPING THE AIR STAGNANT. MOISTURE TRAPPED UNDER THE
  INVERSIONS WILL RESULT IN PATCHY FREEZING FOG AT TIMES.

* LOCATIONS: ALL LOCATIONS WILL BE HEAVILY IMPACTED AS THE COLD 
  AND STABLE AIR REMAINS OVER THESE AREAS. SOME MIXING WILL BE 
  POSSIBLE IN THE EASTERN MOST PORTIONS OF THE JOHN DAY BASIN 
  THIS AFTERNOON.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ509-230000-
/O.EXT.KPDT.AS.Y.0001.000000T0000Z-130123T2000Z/
EAST SLOPES OF THE OREGON CASCADES-
INCLUDING THE CITY OF...BEND
852 AM PST TUE JAN 22 2013

...AIR STAGNATION ADVISORY NOW IN EFFECT UNTIL NOON PST WEDNESDAY
BELOW 4000 FEET...

THE AIR STAGNATION ADVISORY BELOW 4000 FEET IS NOW IN EFFECT
UNTIL NOON PST WEDNESDAY. 

* TIMING: INVERSIONS WILL CONTINUE OVER THE AREA THROUGH WEDNESDAY
  MORNING KEEPING THE AIR STAGNANT BELOW 4000 FEET. MOISTURE
  TRAPPED UNDER THE INVERSIONS MAY RESULT IN PATCHY FREEZING FOG
  AT TIMES.

* LOCATIONS: VALLEY LOCATIONS WILL BE HEAVILY IMPACTED BY THE 
  TRAPPED POLLUTANTS.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ049-230000-
/O.CON.KPDT.WI.Y.0004.000000T0000Z-130123T0000Z/
GRANDE RONDE VALLEY-
852 AM PST TUE JAN 22 2013

...WIND ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST THIS AFTERNOON
FOR LADD AND PYLES CANYONS...

A WIND ADVISORY FOR LADD AND PYLES CANYONS REMAINS IN EFFECT
UNTIL 4 PM PST THIS AFTERNOON. 

* TIMING: STRONG GUSTY WINDS WILL PERSIST THROUGH THIS 
  AFTERNOON. 

* WINDS: SOUTH WINDS OF 30 TO 40 MPH WITH GUSTS TO NEAR 50 MPH.

* IMPACTS: MOTORISTS IN HIGH PROFILE VEHICLES MAY FIND DRIVING 
  DIFFICULT. THESE WINDS CAN ALSO DOWN TREE LIMBS AND POWER 
  LINES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST
BETWEEN 30 AND 39 MPH OR GUSTS RANGING FROM 45 TO 57 MPH. WINDS
OF THESE MAGNITUDES CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR
HIGH PROFILE VEHICLES. MINOR PROPERTY DAMAGE MAY ALSO OCCUR. FOR
ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB SITE AT
WWW.WEATHER.GOV/PENDLETON.

&&

$$
971 
WWUS76 KPDT 222007
NPWPDT

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE PENDLETON OR
1207 PM PST TUE JAN 22 2013

...VARIOUS AIR STAGNATION AND WIND ADVISORIES ARE IN EFFECT
ACROSS THE INTERIOR NORTHWEST...

.HIGH PRESSURE WILL CONTINUE THE STABLE CONDITIONS WITH STRONG
INVERSIONS AND LIGHT WINDS OVER PORTIONS OF THE REGION THROUGH
WEDNESDAY MORNING. AS A RESULT...POOR AIR QUALITY WILL CONTINUE
BENEATH THE INVERSIONS. MEANWHILE STRONG PRESSURE GRADIENTS OVER
THE GRANDE RONDE VALLEY WILL CAUSE LOCALLY STRONG WINDS.

ORZ049-230600-
/O.EXT.KPDT.WI.Y.0004.000000T0000Z-130124T0000Z/
GRANDE RONDE VALLEY-
INCLUDING THE CITIES OF...COVE...ELGIN...LA GRANDE
1207 PM PST TUE JAN 22 2013

...WIND ADVISORY NOW IN EFFECT UNTIL 4 PM PST WEDNESDAY...

THE WIND ADVISORY IS NOW IN EFFECT UNTIL 4 PM PST WEDNESDAY. 

* TIMING: STRONG GUSTY WINDS WILL PERSIST THROUGH WEDNESDAY
  AFTERNOON. WINDS MAY DECREASE BRIEFLY OVERNIGHT...BUT ARE
  EXPECTED TO INCREASE AGAIN WEDNESDAY MORNING.

* WINDS: SOUTH WINDS OF 30 TO 40 MPH WITH GUSTS TO NEAR 50 MPH.

* IMPACTS: MOTORISTS IN HIGH PROFILE VEHICLES MAY FIND DRIVING 
  DIFFICULT. THESE WINDS CAN ALSO DOWN TREE LIMBS AND POWER 
  LINES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST
BETWEEN 30 AND 39 MPH OR GUSTS RANGING FROM 45 TO 57 MPH. WINDS
OF THESE MAGNITUDES CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR
HIGH PROFILE VEHICLES. MINOR PROPERTY DAMAGE MAY ALSO OCCUR. FOR
ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB SITE AT
WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ041-044-WAZ024-026>028-230600-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130123T2000Z/
EASTERN COLUMBIA RIVER GORGE OF OREGON-
LOWER COLUMBIA BASIN OF OREGON-
EASTERN COLUMBIA RIVER GORGE OF WASHINGTON-KITTITAS VALLEY-
YAKIMA VALLEY-LOWER COLUMBIA BASIN OF WASHINGTON-
INCLUDING THE CITIES OF...ARLINGTON...THE DALLES...BOARDMAN...
HERMISTON...IONE...WHITE SALMON...ELLENSBURG...THORP...NACHES...
SUNNYSIDE...TOPPENISH...YAKIMA...CONNELL...PROSSER...TRI-CITIES
1207 PM PST TUE JAN 22 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL NOON PST
WEDNESDAY...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL NOON PST
WEDNESDAY. 

* TIMING: INVERSIONS WILL CONTINUE OVER THE AREA THROUGH 
  WEDNESDAY MORNING KEEPING THE AIR STAGNANT. MOISTURE TRAPPED 
  UNDER THE INVERSIONS WILL RESULT IN PATCHY FREEZING FOG AT 
  TIMES. 

* LOCATIONS: ALL LOCATIONS WILL BE HEAVILY IMPACTED AS THE COLD 
  AND STABLE AIR REMAINS OVER THESE AREAS.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

WAZ520-521-230600-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130123T2000Z/
EAST SLOPES OF THE WASHINGTON CASCADES-SIMCOE HIGHLANDS-
INCLUDING THE CITIES OF...APPLETON...CLE ELUM...CLIFFDELL...
EASTON...ROSLYN...TROUT LAKE...BICKLETON...GOLDENDALE
1207 PM PST TUE JAN 22 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL NOON PST
WEDNESDAY...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL NOON PST
WEDNESDAY. 

* TIMING: INVERSIONS WILL CONTINUE OVER THE AREA THROUGH 
  WEDNESDAY MORNING KEEPING THE AIR STAGNANT. MOISTURE TRAPPED 
  UNDER THE INVERSIONS WILL RESULT IN PATCHY FREEZING FOG AT 
  TIMES. 

* LOCATIONS: LOCATIONS BELOW 3500 FEET WILL BE AFFECTED BY THE 
  STAGNANT AIR.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ042-505-507-508-WAZ029-230600-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130123T2000Z/
NORTH CENTRAL OREGON-JOHN DAY BASIN-
FOOTHILLS OF THE NORTHERN BLUE MOUNTAINS OF OREGON-
FOOTHILLS OF THE SOUTHERN BLUE MOUNTAINS OF OREGON-
FOOTHILLS OF THE BLUE MOUNTAINS OF WASHINGTON-
INCLUDING THE CITIES OF...DUFUR...MADRAS...MAUPIN...MORO...
PRINEVILLE...REDMOND...DAYVILLE...JOHN DAY...MITCHELL...
MONUMENT...SPRAY...PENDLETON...PILOT ROCK...HEPPNER...CONDON...
FOSSIL...DAYTON...WAITSBURG...WALLA WALLA
1207 PM PST TUE JAN 22 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL NOON PST
WEDNESDAY...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL NOON PST
WEDNESDAY. 

* TIMING: INVERSIONS WILL CONTINUE OVER THE AREA THROUGH 
  WEDNESDAY MORNING KEEPING THE AIR STAGNANT. MOISTURE TRAPPED 
  UNDER THE INVERSIONS WILL RESULT IN PATCHY FREEZING FOG AT 
  TIMES. 

* LOCATIONS: ALL LOCATIONS WILL BE HEAVILY IMPACTED AS THE COLD 
  AND STABLE AIR REMAINS OVER THESE AREAS. SOME MIXING WILL BE 
  POSSIBLE IN THE EASTERN MOST PORTIONS OF THE JOHN DAY BASIN 
  THIS AFTERNOON.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ509-230600-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130123T2000Z/
EAST SLOPES OF THE OREGON CASCADES-
INCLUDING THE CITY OF...BEND
1207 PM PST TUE JAN 22 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL NOON PST
WEDNESDAY BELOW 4000 FEET...

AN AIR STAGNATION ADVISORY BELOW 4000 FEET REMAINS IN EFFECT
UNTIL NOON PST WEDNESDAY. 

* TIMING: INVERSIONS WILL CONTINUE OVER THE AREA THROUGH 
  WEDNESDAY MORNING KEEPING THE AIR STAGNANT BELOW 4000 FEET. 
  MOISTURE TRAPPED UNDER THE INVERSIONS MAY RESULT IN PATCHY 
  FREEZING FOG AT TIMES. 

* LOCATIONS: VALLEY LOCATIONS WILL BE HEAVILY IMPACTED BY THE 
  TRAPPED POLLUTANTS.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$
329 
WWUS76 KPDT 230553
NPWPDT

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE PENDLETON OR
953 PM PST TUE JAN 22 2013

...VARIOUS AIR STAGNATION AND WIND ADVISORIES ARE IN EFFECT
ACROSS THE INTERIOR NORTHWEST...

.HIGH PRESSURE WILL CONTINUE THE STABLE CONDITIONS WITH STRONG
INVERSIONS AND LIGHT WINDS OVER PORTIONS OF THE REGION THROUGH
WEDNESDAY MORNING. AS A RESULT...POOR AIR QUALITY WILL CONTINUE
BENEATH THE INVERSIONS. MEANWHILE STRONG PRESSURE GRADIENTS OVER
THE GRANDE RONDE VALLEY WILL CAUSE LOCALLY STRONG WINDS.

ORZ049-232000-
/O.CON.KPDT.WI.Y.0004.000000T0000Z-130124T0000Z/
GRANDE RONDE VALLEY-
INCLUDING THE CITIES OF...COVE...ELGIN...LA GRANDE
953 PM PST TUE JAN 22 2013

...WIND ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST WEDNESDAY...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST WEDNESDAY. 

* TIMING: STRONG GUSTY WINDS WILL PERSIST THROUGH WEDNESDAY 
  AFTERNOON. WINDS MAY DECREASE BRIEFLY OVERNIGHT...BUT ARE 
  EXPECTED TO INCREASE AGAIN WEDNESDAY MORNING. 

* WINDS: SOUTH WINDS OF 30 TO 40 MPH WITH GUSTS TO NEAR 50 MPH.

* IMPACTS: MOTORISTS IN HIGH PROFILE VEHICLES MAY FIND DRIVING 
  DIFFICULT. THESE WINDS CAN ALSO DOWN TREE LIMBS AND POWER 
  LINES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST
BETWEEN 30 AND 39 MPH OR GUSTS RANGING FROM 45 TO 57 MPH. WINDS
OF THESE MAGNITUDES CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR
HIGH PROFILE VEHICLES. MINOR PROPERTY DAMAGE MAY ALSO OCCUR. FOR
ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB SITE AT
WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ041-044-WAZ024-026>028-232000-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130123T2000Z/
EASTERN COLUMBIA RIVER GORGE OF OREGON-
LOWER COLUMBIA BASIN OF OREGON-
EASTERN COLUMBIA RIVER GORGE OF WASHINGTON-KITTITAS VALLEY-
YAKIMA VALLEY-LOWER COLUMBIA BASIN OF WASHINGTON-
INCLUDING THE CITIES OF...ARLINGTON...THE DALLES...BOARDMAN...
HERMISTON...IONE...WHITE SALMON...ELLENSBURG...THORP...NACHES...
SUNNYSIDE...TOPPENISH...YAKIMA...CONNELL...PROSSER...TRI-CITIES
953 PM PST TUE JAN 22 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL NOON PST
WEDNESDAY...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL NOON PST
WEDNESDAY. 

* TIMING: INVERSIONS WILL CONTINUE OVER THE AREA THROUGH 
  WEDNESDAY MORNING KEEPING THE AIR STAGNANT. MOISTURE TRAPPED 
  UNDER THE INVERSIONS WILL RESULT IN PATCHY FREEZING FOG AT 
  TIMES. 

* LOCATIONS: ALL LOCATIONS WILL BE HEAVILY IMPACTED AS THE COLD 
  AND STABLE AIR REMAINS OVER THESE AREAS.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

WAZ520-521-232000-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130123T2000Z/
EAST SLOPES OF THE WASHINGTON CASCADES-SIMCOE HIGHLANDS-
INCLUDING THE CITIES OF...APPLETON...CLE ELUM...CLIFFDELL...
EASTON...ROSLYN...TROUT LAKE...BICKLETON...GOLDENDALE
953 PM PST TUE JAN 22 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL NOON PST
WEDNESDAY...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL NOON PST
WEDNESDAY. 

* TIMING: INVERSIONS WILL CONTINUE OVER THE AREA THROUGH 
  WEDNESDAY MORNING KEEPING THE AIR STAGNANT. MOISTURE TRAPPED 
  UNDER THE INVERSIONS WILL RESULT IN PATCHY FREEZING FOG AT 
  TIMES. 

* LOCATIONS: LOCATIONS BELOW 3500 FEET WILL BE AFFECTED BY THE 
  STAGNANT AIR.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ042-505-507-508-WAZ029-232000-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130123T2000Z/
NORTH CENTRAL OREGON-JOHN DAY BASIN-
FOOTHILLS OF THE NORTHERN BLUE MOUNTAINS OF OREGON-
FOOTHILLS OF THE SOUTHERN BLUE MOUNTAINS OF OREGON-
FOOTHILLS OF THE BLUE MOUNTAINS OF WASHINGTON-
INCLUDING THE CITIES OF...DUFUR...MADRAS...MAUPIN...MORO...
PRINEVILLE...REDMOND...DAYVILLE...JOHN DAY...MITCHELL...
MONUMENT...SPRAY...PENDLETON...PILOT ROCK...HEPPNER...CONDON...
FOSSIL...DAYTON...WAITSBURG...WALLA WALLA
953 PM PST TUE JAN 22 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL NOON PST
WEDNESDAY...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL NOON PST
WEDNESDAY. 

* TIMING: INVERSIONS WILL CONTINUE OVER THE AREA THROUGH 
  WEDNESDAY MORNING KEEPING THE AIR STAGNANT. MOISTURE TRAPPED 
  UNDER THE INVERSIONS WILL RESULT IN PATCHY FREEZING FOG AT 
  TIMES. 

* LOCATIONS: ALL LOCATIONS WILL BE HEAVILY IMPACTED AS THE COLD
  AND STABLE AIR REMAINS OVER THESE AREAS.


* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ509-232000-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130123T2000Z/
EAST SLOPES OF THE OREGON CASCADES-
INCLUDING THE CITY OF...BEND
953 PM PST TUE JAN 22 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL NOON PST
WEDNESDAY BELOW 4000 FEET...

AN AIR STAGNATION ADVISORY BELOW 4000 FEET REMAINS IN EFFECT
UNTIL NOON PST WEDNESDAY. 

* TIMING: INVERSIONS WILL CONTINUE OVER THE AREA THROUGH 
  WEDNESDAY MORNING KEEPING THE AIR STAGNANT BELOW 4000 FEET. 
  MOISTURE TRAPPED UNDER THE INVERSIONS MAY RESULT IN PATCHY 
  FREEZING FOG AT TIMES. 

* LOCATIONS: VALLEY LOCATIONS WILL BE HEAVILY IMPACTED BY THE 
  TRAPPED POLLUTANTS.

* IMPACTS: POLLUTANTS WILL CONTINUE TO INCREASE BENEATH THE 
  INVERSIONS WHICH COULD LEAD TO PROBLEMS FOR THOSE WITH 
  RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$
473 
WWUS76 KPDT 231259
NPWPDT

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE PENDLETON OR
459 AM PST WED JAN 23 2013

...VARIOUS AIR STAGNATION AND WIND ADVISORIES ARE IN EFFECT
ACROSS THE INTERIOR NORTHWEST...

.HIGH PRESSURE WILL CONTINUE THE STABLE CONDITIONS WITH STRONG
INVERSIONS AND LIGHT WINDS OVER PORTIONS OF THE REGION THROUGH
THIS MORNING. AS A RESULT...POOR AIR QUALITY WILL CONTINUE
BENEATH THE INVERSIONS. MEANWHILE STRONG PRESSURE GRADIENTS OVER
THE GRANDE RONDE VALLEY WILL CAUSE LOCALLY STRONG WINDS THROUGH
TODAY.

ORZ049-232300-
/O.CON.KPDT.WI.Y.0004.000000T0000Z-130124T0000Z/
GRANDE RONDE VALLEY-
INCLUDING THE CITIES OF...COVE...ELGIN...LA GRANDE
459 AM PST WED JAN 23 2013

...WIND ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST THIS
AFTERNOON...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST THIS AFTERNOON. 

* TIMING: STRONG GUSTY WINDS OVER THE SOUTH END OF THE VALLEY WILL
  PERSIST THROUGH THIS AFTERNOON. ELSEWHERE...WINDS WILL INCREASE
  THIS MORNING AND LAST INTO THE AFTERNOON.

* WINDS: SOUTH WINDS OF 30 TO 40 MPH WITH GUSTS TO NEAR 50 MPH.
  THE STRONGEST WINDS WILL BE OVER THE SOUTHERN AND CENTRAL
  PORTIONS OF THE VALLEY. 

* IMPACTS: MOTORISTS IN HIGH PROFILE VEHICLES MAY FIND DRIVING 
  DIFFICULT. THESE WINDS CAN ALSO DOWN TREE LIMBS AND POWER 
  LINES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST
BETWEEN 30 AND 39 MPH OR GUSTS RANGING FROM 45 TO 57 MPH. WINDS
OF THESE MAGNITUDES CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR
HIGH PROFILE VEHICLES. MINOR PROPERTY DAMAGE MAY ALSO OCCUR. FOR
ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB SITE AT
WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ041-044-WAZ024-026>028-232000-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130123T2000Z/
EASTERN COLUMBIA RIVER GORGE OF OREGON-
LOWER COLUMBIA BASIN OF OREGON-
EASTERN COLUMBIA RIVER GORGE OF WASHINGTON-KITTITAS VALLEY-
YAKIMA VALLEY-LOWER COLUMBIA BASIN OF WASHINGTON-
INCLUDING THE CITIES OF...ARLINGTON...THE DALLES...BOARDMAN...
HERMISTON...IONE...WHITE SALMON...ELLENSBURG...THORP...NACHES...
SUNNYSIDE...TOPPENISH...YAKIMA...CONNELL...PROSSER...TRI-CITIES
459 AM PST WED JAN 23 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL NOON PST
TODAY...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL NOON PST
TODAY. 

* TIMING: INVERSIONS WILL CONTINUE OVER THE AREA THROUGH THIS
  MORNING KEEPING THE AIR STAGNANT. MOISTURE TRAPPED UNDER THE
  INVERSIONS WILL RESULT IN PATCHY FREEZING FOG AT TIMES.

* LOCATIONS: ALL LOCATIONS WILL BE HEAVILY IMPACTED AS THE COLD 
  AND STABLE AIR REMAINS OVER THESE AREAS.

* IMPACTS: POLLUTANTS TRAPPED BENEATH THE INVERSIONS COULD LEAD
  TO PROBLEMS FOR THOSE WITH RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

WAZ520-521-232000-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130123T2000Z/
EAST SLOPES OF THE WASHINGTON CASCADES-SIMCOE HIGHLANDS-
INCLUDING THE CITIES OF...APPLETON...CLE ELUM...CLIFFDELL...
EASTON...ROSLYN...TROUT LAKE...BICKLETON...GOLDENDALE
459 AM PST WED JAN 23 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL NOON PST
TODAY...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL NOON PST
TODAY. 

* TIMING: INVERSIONS WILL CONTINUE OVER THE AREA THROUGH THIS
  MORNING KEEPING THE AIR STAGNANT. MOISTURE TRAPPED UNDER THE
  INVERSIONS WILL RESULT IN PATCHY FREEZING FOG AT TIMES.

* LOCATIONS: LOCATIONS BELOW 3500 FEET WILL BE AFFECTED BY THE 
  STAGNANT AIR.

* IMPACTS: POLLUTANTS TRAPPED BENEATH THE INVERSIONS COULD LEAD
  TO PROBLEMS FOR THOSE WITH RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ042-505-507-508-WAZ029-232000-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130123T2000Z/
NORTH CENTRAL OREGON-JOHN DAY BASIN-
FOOTHILLS OF THE NORTHERN BLUE MOUNTAINS OF OREGON-
FOOTHILLS OF THE SOUTHERN BLUE MOUNTAINS OF OREGON-
FOOTHILLS OF THE BLUE MOUNTAINS OF WASHINGTON-
INCLUDING THE CITIES OF...DUFUR...MADRAS...MAUPIN...MORO...
PRINEVILLE...REDMOND...DAYVILLE...JOHN DAY...MITCHELL...
MONUMENT...SPRAY...PENDLETON...PILOT ROCK...HEPPNER...CONDON...
FOSSIL...DAYTON...WAITSBURG...WALLA WALLA
459 AM PST WED JAN 23 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL NOON PST
TODAY...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL NOON PST
TODAY. 

* TIMING: INVERSIONS WILL CONTINUE OVER THE AREA THROUGH THIS
  MORNING KEEPING THE AIR STAGNANT. MOISTURE TRAPPED UNDER THE
  INVERSIONS WILL RESULT IN PATCHY FREEZING FOG AT TIMES.

* LOCATIONS: ALL LOCATIONS WILL BE HEAVILY IMPACTED AS THE COLD 
  AND STABLE AIR REMAINS OVER THESE AREAS.

* IMPACTS: POLLUTANTS TRAPPED BENEATH THE INVERSIONS COULD LEAD
  TO PROBLEMS FOR THOSE WITH RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ509-232000-
/O.CON.KPDT.AS.Y.0001.000000T0000Z-130123T2000Z/
EAST SLOPES OF THE OREGON CASCADES-
INCLUDING THE CITY OF...BEND
459 AM PST WED JAN 23 2013

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL NOON PST TODAY
BELOW 4000 FEET...

AN AIR STAGNATION ADVISORY BELOW 4000 FEET REMAINS IN EFFECT
UNTIL NOON PST TODAY. 

* TIMING: INVERSIONS WILL CONTINUE OVER THE AREA THROUGH THIS
  MORNING KEEPING THE AIR STAGNANT BELOW 4000 FEET. 

* LOCATIONS: VALLEY LOCATIONS WILL BE HEAVILY IMPACTED BY THE 
  TRAPPED POLLUTANTS.

* IMPACTS: POLLUTANTS TRAPPED BENEATH THE INVERSIONS COULD LEAD
  TO PROBLEMS FOR THOSE WITH RESPIRATORY ISSUES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$
623 
WWUS76 KPDT 231940
NPWPDT

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE PENDLETON OR
1140 AM PST WED JAN 23 2013


ORZ041-044-WAZ024-026>028-232045-
/O.EXP.KPDT.AS.Y.0001.000000T0000Z-130123T2000Z/
EASTERN COLUMBIA RIVER GORGE OF OREGON-
LOWER COLUMBIA BASIN OF OREGON-
EASTERN COLUMBIA RIVER GORGE OF WASHINGTON-KITTITAS VALLEY-
YAKIMA VALLEY-LOWER COLUMBIA BASIN OF WASHINGTON-
INCLUDING THE CITIES OF...ARLINGTON...THE DALLES...BOARDMAN...
HERMISTON...IONE...WHITE SALMON...ELLENSBURG...THORP...NACHES...
SUNNYSIDE...TOPPENISH...YAKIMA...CONNELL...PROSSER...TRI-CITIES
1140 AM PST WED JAN 23 2013

...AIR STAGNATION ADVISORY WILL EXPIRE AT NOON PST TODAY...

THE AIR STAGNATION ADVISORY WILL EXPIRE AT NOON PST TODAY. 

A STORM SYSTEM WILL MOVE ACROSS THE AREA AND REDUCE ANY STAGNATING
AIR ACROSS THE REGION. THUS THE AIR STAGNATION ADVISORY WILL BE
ALLOWED TO EXPIRE.


$$

WAZ520-521-232045-
/O.EXP.KPDT.AS.Y.0001.000000T0000Z-130123T2000Z/
EAST SLOPES OF THE WASHINGTON CASCADES-SIMCOE HIGHLANDS-
INCLUDING THE CITIES OF...APPLETON...CLE ELUM...CLIFFDELL...
EASTON...ROSLYN...TROUT LAKE...BICKLETON...GOLDENDALE
1140 AM PST WED JAN 23 2013

...AIR STAGNATION ADVISORY WILL EXPIRE AT NOON PST TODAY...

THE AIR STAGNATION ADVISORY WILL EXPIRE AT NOON PST TODAY. 

A STORM SYSTEM WILL MOVE ACROSS THE AREA AND REDUCE ANY STAGNATING
AIR ACROSS THE REGION. THUS THE AIR STAGNATION ADVISORY WILL BE
ALLOWED TO EXPIRE.

$$

ORZ042-505-507-508-WAZ029-232045-
/O.EXP.KPDT.AS.Y.0001.000000T0000Z-130123T2000Z/
NORTH CENTRAL OREGON-JOHN DAY BASIN-
FOOTHILLS OF THE NORTHERN BLUE MOUNTAINS OF OREGON-
FOOTHILLS OF THE SOUTHERN BLUE MOUNTAINS OF OREGON-
FOOTHILLS OF THE BLUE MOUNTAINS OF WASHINGTON-
INCLUDING THE CITIES OF...DUFUR...MADRAS...MAUPIN...MORO...
PRINEVILLE...REDMOND...DAYVILLE...JOHN DAY...MITCHELL...
MONUMENT...SPRAY...PENDLETON...PILOT ROCK...HEPPNER...CONDON...
FOSSIL...DAYTON...WAITSBURG...WALLA WALLA
1140 AM PST WED JAN 23 2013

...AIR STAGNATION ADVISORY WILL EXPIRE AT NOON PST TODAY...

THE AIR STAGNATION ADVISORY WILL EXPIRE AT NOON PST TODAY. 

A STORM SYSTEM WILL MOVE ACROSS THE AREA AND REDUCE ANY STAGNATING
AIR ACROSS THE REGION. THUS THE AIR STAGNATION ADVISORY WILL BE
ALLOWED TO EXPIRE.

$$

ORZ509-232045-
/O.EXP.KPDT.AS.Y.0001.000000T0000Z-130123T2000Z/
EAST SLOPES OF THE OREGON CASCADES-
INCLUDING THE CITY OF...BEND
1140 AM PST WED JAN 23 2013

...AIR STAGNATION ADVISORY WILL EXPIRE AT NOON PST TODAY BELOW
4000 FEET...

THE AIR STAGNATION ADVISORY BELOW 4000 FEET WILL EXPIRE AT NOON
PST TODAY. 

A STORM SYSTEM WILL MOVE ACROSS THE AREA AND REDUCE ANY STAGNATING
AIR ACROSS THE REGION. THUS THE AIR STAGNATION ADVISORY WILL BE
ALLOWED TO EXPIRE.

$$

ORZ049-240000-
/O.CON.KPDT.WI.Y.0004.000000T0000Z-130124T0000Z/
GRANDE RONDE VALLEY-
INCLUDING THE CITIES OF...COVE...ELGIN...LA GRANDE
1140 AM PST WED JAN 23 2013

...WIND ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST THIS
AFTERNOON...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST THIS AFTERNOON. 

* TIMING: STRONG GUSTY WINDS OVER THE SOUTH END OF THE VALLEY WILL
  PERSIST THROUGH THIS AFTERNOON. 

* WINDS: SOUTH WINDS OF 30 TO 40 MPH WITH GUSTS TO NEAR 50 MPH. 
  THE STRONGEST WINDS WILL BE OVER THE SOUTHERN AND CENTRAL 
  PORTIONS OF THE VALLEY.

* IMPACTS: MOTORISTS IN HIGH PROFILE VEHICLES MAY FIND DRIVING 
  DIFFICULT. THESE WINDS CAN ALSO DOWN TREE LIMBS AND POWER 
  LINES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST
BETWEEN 30 AND 39 MPH OR GUSTS RANGING FROM 45 TO 57 MPH. WINDS
OF THESE MAGNITUDES CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR
HIGH PROFILE VEHICLES. MINOR PROPERTY DAMAGE MAY ALSO OCCUR. FOR
ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB SITE AT
WWW.WEATHER.GOV/PENDLETON.

&&

$$

VP
943 
WWUS76 KPDT 232224
NPWPDT

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE PENDLETON OR
224 PM PST WED JAN 23 2013


ORZ049-232330-
/O.CAN.KPDT.WI.Y.0004.000000T0000Z-130124T0000Z/
GRANDE RONDE VALLEY-
INCLUDING THE CITIES OF...COVE...ELGIN...LA GRANDE
224 PM PST WED JAN 23 2013

...WIND ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN PENDLETON HAS CANCELLED THE WIND
ADVISORY. 

THE WINDS HAD DECREASED ACROSS THE REGION AND BELOW ADVISORY
CRITERIA. THUS THE WIND ADVISORY IS CANCELLED.

$$

VP

What forecasters said that day

The local office's own words before this wind advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Pendleton, OR wrote its last area forecast discussion before this wind advisory went out at Jan 16, 2:33 PM PST, 25 minutes earlier.

Area forecast discussion, Jan 16, 2:33 PM PST, 25 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE PENDLETON OR
233 PM PST WED JAN 16 2013

.SHORT TERM...TONIGHT THROUGH FRIDAY NIGHT...A STRONG UPPER RIDGE,
WITH AN AXIS JUST OFFSHORE, WILL BE OVER THE WESTERN U.S. THROUGH
THIS PERIOD. THE POSITION OF THE UPPER RIDGE WILL RESULT IN A WEAK
NORTHWEST FLOW ALOFT OVER THE PACIFIC NORTHWEST, BUT WILL CONTINUE
TO INCREASE SUBSIDENCE OVER THE REGION. AS SUCH, WILL SEE THE
INVERSIONS OVER THE COLUMBIA BASIN SLOWLY LIFT ALLOWING LOW CLOUDS
AND FOG TO SPREAD SOUTH INTO CENTRAL OREGON THURSDAY INTO FRIDAY.
MEANWHILE THE LOW CLOUDINESS AND FOG OVER THE BASIN WILL LIFT TO
AFFECT LOCATIONS BETWEEN 2000 AND 3000 FEET MSL TONIGHT THROUGH
THURSDAY NIGHT. AT THIS TIME EXPECT AREAS OF DENSE FREEZING FOG TO
COVER LARGE PORTIONS OF THE BLUE MOUNTAIN FOOTHILLS AND THE SIMCOE
HIGHLANDS INTO THURSDAY. THUS WILL ISSUE FREEZING FOG ADVISORIES FOR
THESE LOCATIONS THROUGH THURSDAY MORNING. THE LOW CLOUDINESS AND FOG
WILL CONTINUE BEYOND THURSDAY INTO FRIDAY AND FRIDAY NIGHT. DATA
INDICATES THAT A VERY TIGHT PRESSURE GRADIENT WILL DEVELOP ACROSS
THE SOUTH END OF THE GRANDE RONDE VALLEY. WINDS NEAR LADD CANYON ARE
RUNNING NEAR 30 MPH AT THIS TIME AND ARE EXPECTED TO INCREASE
TONIGHT. THESE GRADIENTS MAY BECOME STRONG ENOUGH FOR WARNING LEVEL
WINDS THURSDAY, BUT WINDS ALOFT REMAIN WEAK. WILL THEREFORE ISSUE A
WIND ADVISORY FOR THE SOUTH END OF THE GRANDE RONDE VALLEY FOR AN
EXTENDED PERIOD, BUT WILL HAVE TO MONITOR FOR STRONGER WINDS
THURSDAY AND A POTENTIAL UPGRADE. 90

.LONG TERM...SATURDAY THROUGH WEDNESDAY...AN UPPER LEVEL RIDGE WILL
BE OVER THE REGION FOR MUCH OF THE EXTENDED PERIOD. THIS WILL KEEP
LOW CLOUDS AND SOME FOG OVER MUCH OF THE AREA AT ELEVATIONS BELOW
2000-2500 FEET. THE HIGHER ELEVATIONS WILL REMAIN MOSTLY CLEAR AND
WARM ESPECIALLY DURING THE DAYTIME. BY TUESDAY THE EXTENDED MODELS
ARE NOW IN GENERAL AGREEMENT THAT THE RIDGE WILL BEGIN TO BREAK DOWN
AS A STORM SYSTEM MOVES IN FROM OFF THE PACIFIC. HAVE BEGUN TO
INTRODUCE POPS WITH RELATIVELY LOW SNOW LEVELS MAINLY ON WEDNESDAY
TO ACCOUNT FOR THE BREAKDOWN OF THE RIDGE. IF CONFIDENCE IN THIS
SCENARIO INCREASES OVER THE COMING DAYS POPS MAY NEED TO BE
INCREASED FROM TUESDAY NIGHT THROUGH WEDNESDAY NIGHT.

&&

.AVIATION...00Z TAFS...WIDESPREAD IFR/LIFR CONDITIONS ARE EXPECTED
AT KPSC...KPDT...KYKM...KDLS...AND KALW...FOR MUCH OF THE PERIOD IN
STRATUS AND FOG/FREEZING FOG. THERE COULD BE SOME TEMPORARY
IMPROVEMENT FOR A WHILE LATE THIS AFTERNOON AND AGAIN THURSDAY
AFTERNOON BUT NOT FOR EXTENDED PERIODS OF TIME. KRDM AND KBDN SHOULD
REMAIN MOSTLY CLEAR WITH LIGHT WINDS. 78

&&

.PRELIMINARY POINT TEMPS/POPS...
PDT  24  28  26  29 /   0   0   0   0
ALW  24  30  27  31 /   0   0   0   0
PSC  26  32  28  33 /   0   0   0   0
YKM  24  30  26  31 /   0   0   0   0
HRI  26  32  28  33 /   0   0   0   0
ELN  22  28  24  29 /   0   0   0   0
RDM  14  42  21  30 /   0   0   0   0
LGD  16  36  17  38 /   0   0   0   0
GCD  18  39  20  36 /   0   0   0   0
DLS  31  37  32  38 /   0   0   0   0

&&

.PDT WATCHES/WARNINGS/ADVISORIES...
OR...AIR STAGNATION ADVISORY UNTIL 4 PM PST FRIDAY ORZ507-508.

     FREEZING FOG ADVISORY UNTIL NOON PST THURSDAY ORZ507.

     AIR STAGNATION ADVISORY UNTIL 4 PM PST FRIDAY ORZ041-044.

     FREEZING FOG ADVISORY UNTIL NOON PST THURSDAY ORZ508.

     WIND ADVISORY UNTIL 3 PM PST FRIDAY FOR LADD AND PYLES CANYONS
     IN THE ORZ049.

WA...AIR STAGNATION ADVISORY UNTIL 4 PM PST FRIDAY WAZ029.

     FREEZING FOG ADVISORY UNTIL NOON PST THURSDAY WAZ029.

     AIR STAGNATION ADVISORY UNTIL 4 PM PST FRIDAY WAZ024-026>028.

     AIR STAGNATION ADVISORY UNTIL 4 PM PST FRIDAY WAZ520-521.

     FREEZING FOG ADVISORY UNTIL NOON PST THURSDAY WAZ521.

&&

THREAT INDEX
THURSDAY : GREEN
FRIDAY : GREEN
SATURDAY : GREEN

GREEN: NONE OR LIMITED NEED FOR WATCHES, WARNINGS, OR ADVISORIES.
YELLOW: A FEW WATCHES, WARNINGS, OR ADVISORIES POSSIBLE OR IN EFFECT.
RED: NUMEROUS WATCHES, WARNINGS, OR ADVISORIES POSSIBLE OR IN EFFECT.

FOR ADDITIONAL WEATHER INFORMATION, CHECK OUR WEB SITE AT...
WWW.WEATHER.GOV/PENDLETON

90/78/78
Hazardous weather outlook, Jan 16, 2:44 PM PST, 14 minutes before
HAZARDOUS WEATHER OUTLOOK...UPDATED
NATIONAL WEATHER SERVICE PENDLETON OR
244 PM PST WED JAN 16 2013

UPDATED FOR WIND AND FREEZING FOG ADVISORIES

ORZ041-042-044-049-050-502-503-505>509-WAZ024-026>030-520-521-
171415-
EASTERN COLUMBIA RIVER GORGE OF OREGON-NORTH CENTRAL OREGON-
LOWER COLUMBIA BASIN OF OREGON-GRANDE RONDE VALLEY-WALLOWA COUNTY-
NORTHERN BLUE MOUNTAINS OF OREGON-
SOUTHERN BLUE MOUNTAINS OF OREGON-JOHN DAY BASIN-OCHOCO-
JOHN DAY HIGHLANDS-
FOOTHILLS OF THE NORTHERN BLUE MOUNTAINS OF OREGON-
FOOTHILLS OF THE SOUTHERN BLUE MOUNTAINS OF OREGON-
EAST SLOPES OF THE OREGON CASCADES-
EASTERN COLUMBIA RIVER GORGE OF WASHINGTON-KITTITAS VALLEY-
YAKIMA VALLEY-LOWER COLUMBIA BASIN OF WASHINGTON-
FOOTHILLS OF THE BLUE MOUNTAINS OF WASHINGTON-
NORTHWEST BLUE MOUNTAINS OF WASHINGTON-
EAST SLOPES OF THE WASHINGTON CASCADES-SIMCOE HIGHLANDS-
244 PM PST WED JAN 16 2013

THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL AND NORTHEAST OREGON
AS WELL AS SOUTH CENTRAL AND SOUTHEAST WASHINGTON.

.DAY ONE...TONIGHT

DENSE FOG
     SIMCOE HIGHLANDS, FOOTHILLS OF THE BLUE MOUNTAINS OF
     WASHINGTON, FOOTHILLS OF THE NORTHERN BLUE MOUNTAINS OF
     OREGON, FOOTHILLS OF THE SOUTHERN BLUE MOUNTAINS OF OREGON

STRONG WIND
     GRANDE RONDE VALLEY

AREAS OF DENSE FREEZING FOG ARE LIKELY TONIGHT ACROSS THE BLUE
MOUNTAIN FOOTHILLS AND SIMCOE HIGHLANDS. ACROSS THE SOUTHERN
GRANDE RONDE VALLEY VERY WINDY CONDITIONS ARE EXPECTED...MAINLY
SOUTH OF LA GRANDE. ELSEWHERE...WITH HIGH PRESSURE
OVERHEAD...LIGHT WINDS AND POOR MIXING IS LEADING TO STAGNANT
CONDITIONS OVER A WIDE AREA. ALL OF THESE HAZARDS ARE ADDRESSED
IN THE LATEST PRODUCT PDXNPWPDT.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY

DENSE FOG THURSDAY
     SIMCOE HIGHLANDS, FOOTHILLS OF THE BLUE MOUNTAINS OF
     WASHINGTON, FOOTHILLS OF THE NORTHERN BLUE MOUNTAINS OF
     OREGON, FOOTHILLS OF THE SOUTHERN BLUE MOUNTAINS OF OREGON

STRONG WIND THURSDAY
     GRANDE RONDE VALLEY

STRONG WIND FRIDAY
     GRANDE RONDE VALLEY

SIMILAR CONDITIONS WILL CONTINUE THURSDAY AND MOST LIKELY INTO AT
LEAST FRIDAY. PLEASE REFER TO THE LATEST PDXNPWPDT FOR MORE
DETAILS.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE REQUIRED.

WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER
CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.

GRAPHICAL FORECASTS OF WEATHER HAZARDS OUT TO SEVEN DAYS
ARE DISPLAYED ON THE WORLD WIDE WEB AT:

WWW.WRH.NOAA.GOV/PDT/CURRENTHAZARDS/HWO.HTML

ALL LETTERS IN THE ABOVE URL ARE LOWER CASE.

The office that day

Everything else NWS Pendleton, OR issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jan 16, 2:58 PM PSTFreezing Fog AdvisoryPDTGilliam, Morrow, Umatilla, Wheeler21 hr

Nearby

Wind Advisories in Oregon, 2013Every wind advisory in 2013

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.