Alert archive / Washington / Winter Storm Warnings in 2012

Winter Storm Warning 14, NWS Pendleton, OR

December 18, 2012Kittitas County, Yakima County, Washington

NWS Pendleton, OR issued this winter storm warning at Dec 18, 2012, 3:48 PM PST for Kittitas County, Yakima County, Washington. It took effect at Dec 19, 2012, 4:00 AM PST. It was in force for 36 hr. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Dec 18, 2012, 3:48 PM PST (23:48 UTC)
In effect from
Dec 19, 2012, 4:00 AM PST
Expired
Dec 20, 2012, 4:00 PM PST
In force
36 hr
Issued by
NWS Pendleton, OR

Counties Kittitas County, WA, Yakima County, WA

The radar

The Pendleton radar (KPDT), 188 km from the middle of the area, began a volume at 23:50 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.

What was reported inside it

TimeReportWhereRemark
Dec 20, 8:25 AM PSTHEAVY SNOW 11Sse Easton, WA11 INCHES OF SNOW IN 24 HOURS. SNOW DEPTH IS APPROXIMATELY 24 INCHES.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Salem/Mcnary, OR (KSLE), launched 12:00Z, 11.8 hours before the alert went out and 273 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, Salem/Mcnary, OR at 12:00Z on 2012-12-18Temperature 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, Salem/Mcnary, OR at 12:00Z on 2012-12-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 125 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
587 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
125 m²/s²
0-3 km storm-relative helicity
155 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.

265 
WWUS46 KPDT 182348
WSWPDT

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE PENDLETON OR
348 PM PST TUE DEC 18 2012

...SNOWFALL EXPECTED ACROSS THE WASHINGTON AND OREGON CASCADE
EAST SLOPES, THE SIMCOE HIGHLANDS AND THE ADJACENT VALLEYS FROM
WEDNESDAY MORNING THROUGH THURSDAY AFTERNOON...

.ANOTHER STRONG PACIFIC STORM WILL MOVE INTO THE INTERIOR PACIFIC
NORTHWEST WEDNESDAY MORNING BRINGING MORE SNOW AND STRONG WINDS TO
MUCH OF THE REGION. SNOW LEVELS WILL REMAIN LOW IN THESE AREAS AND
SNOW WILL ACCUMULATE EVEN AT THE LOWEST ELEVATIONS IN SOME AREAS.

WAZ520-190800-
/O.UPG.KPDT.WS.A.0010.121219T1200Z-121221T0000Z/
/O.NEW.KPDT.WS.W.0014.121219T1200Z-121220T1800Z/
EAST SLOPES OF THE WASHINGTON CASCADES-
INCLUDING THE CITIES OF...CLE ELUM...CLIFFDELL...EASTON...
ROSLYN...TROUT LAKE
348 PM PST TUE DEC 18 2012

...WINTER STORM WARNING IN EFFECT FROM 4 AM WEDNESDAY TO 10 AM
PST THURSDAY...

THE NATIONAL WEATHER SERVICE IN PENDLETON HAS ISSUED A WINTER
STORM WARNING FOR HEAVY SNOW WHICH IS IN EFFECT FROM 4 AM
WEDNESDAY TO 10 AM PST THURSDAY. THE WINTER STORM WATCH IS NO
LONGER IN EFFECT.

* SNOW ACCUMULATIONS: 8 TO 16 INCHES ALONG THE CASCADE EAST
  SLOPES. THE HEAVIEST SNOW WILL BE NEAR THE CREST OF THE
  CASCADES.

* ELEVATION: ALL ELEVATIONS.

* TIMING: SNOW WILL BEGIN LATE TONIGHT TOWARD DAYBREAK TOMORROW
  MORNING AND WILL CONTINUE THROUGH TOMORROW NIGHT INTO 
  THURSDAY. 

* LOCATIONS INCLUDE: CLE ELUM...CLIFFDELL...EASTON...ROSLYN...
  TROUT LAKE 

* WINDS: WINDS OF 10 TO 20 MPH MAY CAUSE SOME BLOWING AND 
  DRIFTING SNOW.

* IMPACTS: SNOWFALL WILL MAKE DRIVING CONDITIONS HAZARDOUS ON
  ROADWAYS INCLUDING INTERSTATE 90.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SIGNIFICANT SNOW
ACCUMULATIONS ARE EXPECTED. SNOWFALL INTENSITIES WILL BE HEAVY
ENOUGH TO SUBSTANTIALLY REDUCE VISIBILITIES AT TIMES. FOR
ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB SITE AT
WWW.WEATHER.GOV/PENDLETON.

&&

$$

WAZ026-190800-
/O.UPG.KPDT.WS.A.0010.121219T1200Z-121221T0000Z/
/O.NEW.KPDT.WS.W.0014.121219T1200Z-121220T1200Z/
KITTITAS VALLEY-
INCLUDING THE CITIES OF...ELLENSBURG...THORP
348 PM PST TUE DEC 18 2012

...WINTER STORM WARNING IN EFFECT FROM 4 AM WEDNESDAY TO 4 AM PST
THURSDAY...

THE NATIONAL WEATHER SERVICE IN PENDLETON HAS ISSUED A WINTER
STORM WARNING FOR HEAVY SNOW WHICH IS IN EFFECT FROM 4 AM
WEDNESDAY TO 4 AM PST THURSDAY. THE WINTER STORM WATCH IS NO
LONGER IN EFFECT.

* SNOW ACCUMULATIONS: 3 TO 8 INCHES IN THE KITTITAS VALLEY. THE
  HEAVIEST SNOW WILL BE IN THE NORTHWEST END OF THE KITTITAS
  VALLEY INCLUDING THORP.

* ELEVATION: ABOVE 1000 FEET.

* TIMING: SNOW WILL BEGIN LATE TONIGHT TOWARD DAYBREAK TOMORROW
  MORNING AND WILL CONTINUE THROUGH TOMORROW NIGHT INTO 
  THURSDAY. 

* LOCATIONS INCLUDE: ELLENSBURG...THORP

* WINDS: WINDS OF 10 TO 20 MPH MAY CAUSE SOME BLOWING AND 
  DRIFTING SNOW.

* IMPACTS: SNOWFALL WILL MAKE DRIVING CONDITIONS HAZARDOUS ON
  ROADWAYS INCLUDING INTERSTATE 90 AND INTERSTATE 82.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SIGNIFICANT SNOW
ACCUMULATIONS ARE EXPECTED. SNOWFALL INTENSITIES WILL BE HEAVY
ENOUGH TO SUBSTANTIALLY REDUCE VISIBILITIES AT TIMES. FOR
ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB SITE AT
WWW.WEATHER.GOV/PENDLETON.

&&

$$

WAZ027-190800-
/O.UPG.KPDT.WS.A.0010.121219T1200Z-121221T0000Z/
/O.NEW.KPDT.WW.Y.0027.121219T1200Z-121220T0900Z/
YAKIMA VALLEY-
INCLUDING THE CITIES OF...NACHES...SUNNYSIDE...TOPPENISH...YAKIMA
348 PM PST TUE DEC 18 2012

...WINTER WEATHER ADVISORY IN EFFECT FROM 4 AM WEDNESDAY TO 1 AM
PST THURSDAY...

THE NATIONAL WEATHER SERVICE IN PENDLETON HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW WHICH IS IN EFFECT FROM 4 AM WEDNESDAY
TO 1 AM PST THURSDAY. THE WINTER STORM WATCH IS NO LONGER IN
EFFECT.

* SNOW ACCUMULATIONS: 2 TO 4 INCHES IN THE YAKIMA VALLEY. THE
  HEAVIEST SNOW WILL BE IN THE HIGHER ELEVATIONS OF THE YAKIMA
  VALLEY NORTHWEST OF YAKIMA ABOVE 1200 FEET.

* ELEVATION: ABOVE 1000 FEET.

* TIMING: SNOW WILL BEGIN LATE TONIGHT TOWARD DAYBREAK TOMORROW
  MORNING AND WILL CONTINUE THROUGH TOMORROW NIGHT INTO EARLY 
  THURSDAY MORNING. 

* LOCATIONS INCLUDE: NACHES AND YAKIMA

* WINDS: WINDS OF 10 TO 20 MPH MAY CAUSE SOME BLOWING AND 
  DRIFTING SNOW.

* IMPACTS: SNOWFALL WILL MAKE DRIVING CONDITIONS HAZARDOUS ON
  ROADWAYS INCLUDING INTERSTATE 82 AND HIGHWAY 12.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY IS ISSUED WHEN SNOW IS OCCURRING OR IS
EXPECTED TO DEVELOP AND ACCUMULATE. TRAVEL MAY BE
HAZARDOUS...ESPECIALLY ON BRIDGES...OVERPASSES...AND SECONDARY
ROADS. MOTORISTS ARE URGED TO USE EXTREME CAUTION...AND SLOW DOWN
TO ADJUST FOR RAPIDLY CHANGING DRIVING CONDITIONS AND REDUCED
VISIBILITIES. FOR ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB
SITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

WAZ521-190800-
/O.UPG.KPDT.WS.A.0010.121219T1200Z-121221T0000Z/
/O.NEW.KPDT.WW.Y.0027.121219T1200Z-121220T0900Z/
SIMCOE HIGHLANDS-
INCLUDING THE CITIES OF...BICKLETON...GOLDENDALE
348 PM PST TUE DEC 18 2012

...WINTER WEATHER ADVISORY IN EFFECT FROM 4 AM WEDNESDAY TO 1 AM
PST THURSDAY...

THE NATIONAL WEATHER SERVICE IN PENDLETON HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT
FROM 4 AM WEDNESDAY TO 1 AM PST THURSDAY. THE WINTER STORM WATCH
IS NO LONGER IN EFFECT.

* SNOW ACCUMULATIONS: 2 TO 7 INCHES IN THE SIMCOE HIGHLANDS. THE
  HEAVIEST SNOW WILL BE IN THE NORTHWESTERN PORTION OF THE SIMCOE
  HIGHLANDS.

* ELEVATION: ALL ELEVATIONS.

* TIMING: SNOW WILL BEGIN LATE TONIGHT...CONTINUE THROUGH THE DAY
  ON WEDNESDAY BEFORE TAPERING OFF EARLY THURSDAY MORNING.

* LOCATIONS INCLUDE: BICKLETON...GOLDENDALE

* WINDS: WINDS OF 10 TO 20 MPH MAY CAUSE SOME BLOWING AND 
  DRIFTING SNOW.

* IMPACTS: SNOWFALL WILL MAKE DRIVING CONDITIONS HAZARDOUS ON
  ROADWAYS INCLUDING HIGHWAY 97.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW IS ISSUED
WHEN SUSTAINED WINDS OR FREQUENT GUSTS TO 35 MPH ARE EXPECTED WITH
FALLING AND OR BLOWING AND DRIFTING SNOW. VISIBILITIES MAY BECOME
POOR AT TIMES. THOSE VENTURING OUTDOORS SHOULD EXERCISE EXTREME
CAUTION. FOR ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB SITE
AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ041-WAZ024-190800-
/O.NEW.KPDT.WW.Y.0027.121219T1200Z-121220T0200Z/
EASTERN COLUMBIA RIVER GORGE OF OREGON-
EASTERN COLUMBIA RIVER GORGE OF WASHINGTON-
INCLUDING THE CITIES OF...ARLINGTON...THE DALLES...WHITE SALMON
348 PM PST TUE DEC 18 2012

...WINTER WEATHER ADVISORY IN EFFECT FROM 4 AM TO 6 PM PST
WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN PENDLETON HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT FROM 4 AM TO 6 PM
PST WEDNESDAY.

* SNOW ACCUMULATIONS: 2 TO 4 INCHES OF SNOW MAINLY WEST OF THE
  DALLES AND ON THE HIGHER BLUFFS ABOVE THE COLUMBIA GORGE.

* ELEVATION: ALL ELEVATIONS

* TIMING: SNOW WILL BEGIN LATE TONIGHT AND CONTINUE THROUGH THE
  DAY WEDNESDAY BEFORE TAPERING OFF AROUND SUNDOWN.

* LOCATIONS INCLUDE: THE DALLES AND WHITE SALMON

* WINDS: EAST WINDS OF 5 TO 10 MPH.

* IMPACTS: SNOWFALL WILL MAKE DRIVING CONDITIONS HAZARDOUS ON
  ROADWAYS INCLUDING INTERSTATE 84.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY IS ISSUED WHEN SNOW IS OCCURRING OR IS
EXPECTED TO DEVELOP AND ACCUMULATE. TRAVEL MAY BE
HAZARDOUS...ESPECIALLY ON BRIDGES...OVERPASSES...AND SECONDARY
ROADS. MOTORISTS ARE URGED TO USE EXTREME CAUTION...AND SLOW DOWN
TO ADJUST FOR RAPIDLY CHANGING DRIVING CONDITIONS AND REDUCED
VISIBILITIES. FOR ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB
SITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ509-190800-
/O.NEW.KPDT.WS.A.0011.121219T2100Z-121221T0000Z/
EAST SLOPES OF THE OREGON CASCADES-
INCLUDING THE CITIES OF...BEND...LA PINE...SUNRIVER
348 PM PST TUE DEC 18 2012

...WINTER STORM WATCH IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH
THURSDAY AFTERNOON...

THE NATIONAL WEATHER SERVICE IN PENDLETON HAS ISSUED A WINTER
STORM WATCH...WHICH IS IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH
THURSDAY AFTERNOON. 

* SNOW ACCUMULATIONS: 3 TO 8 INCHES OF SNOW.

* ELEVATION: ABOVE 3500 FEET.

* TIMING: SNOW WILL BEGIN WEDNESDAY AFTERNOON AND INCREASE
  OVERNIGHT AND THURSDAY MORNING BEFORE DECREASING THURSDAY
  AFTERNOON.

* LOCATIONS INCLUDE: BEND...LA PINE...SUNRIVER...CAMP SHERMAN AND
  SISTERS

* WINDS: SOUTH WINDS OF 15 TO 30 MPH WITH GUSTS TO 45 MPH MAY
  CAUSE SOME BLOWING AND DRIFTING SNOW.

* IMPACTS: SNOWFALL AND GUSTY WINDS WILL MAKE DRIVING CONDITIONS
  HAZARDOUS ON ROADWAYS INCLUDING HIGHWAY 97 AND HIGHWAY 20.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WATCH IS ISSUED WHEN THERE IS A POTENTIAL FOR
SIGNIFICANT SNOW...SLEET...OR ICE ACCUMULATIONS THAT MAY IMPACT
TRAVEL. CONTINUE TO MONITOR THE LATEST FORECASTS. FOR ADDITIONAL
WEATHER INFORMATION...CHECK OUR WEB SITE AT
WWW.WEATHER.GOV/PENDLETON.

&&

$$
10 follow-up statements
360 
WWUS46 KPDT 190352
WSWPDT

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE PENDLETON OR
752 PM PST TUE DEC 18 2012

...SNOWFALL EXPECTED ACROSS THE WASHINGTON AND OREGON CASCADE
EAST SLOPES...THE SIMCOE HIGHLANDS AND THE ADJACENT VALLEYS FROM
WEDNESDAY MORNING THROUGH THURSDAY AFTERNOON...

.ANOTHER STRONG PACIFIC STORM WILL MOVE INTO THE INTERIOR PACIFIC
NORTHWEST WEDNESDAY MORNING BRINGING MORE SNOW AND STRONG WINDS
TO MUCH OF THE REGION. SNOW LEVELS WILL REMAIN LOW IN THESE AREAS
AND SNOW WILL ACCUMULATE EVEN AT THE LOWEST ELEVATIONS IN SOME
AREAS.

WAZ520-191500-
/O.CON.KPDT.WS.W.0014.121219T1200Z-121220T1800Z/
EAST SLOPES OF THE WASHINGTON CASCADES-
INCLUDING THE CITIES OF...CLE ELUM...CLIFFDELL...EASTON...
ROSLYN...TROUT LAKE
752 PM PST TUE DEC 18 2012

...WINTER STORM WARNING REMAINS IN EFFECT FROM 4 AM WEDNESDAY TO
10 AM PST THURSDAY...

A WINTER STORM WARNING REMAINS IN EFFECT FROM 4 AM WEDNESDAY TO
10 AM PST THURSDAY. 

* SNOW ACCUMULATIONS: 8 TO 16 INCHES ALONG THE CASCADE EAST 
  SLOPES. THE HEAVIEST SNOW WILL BE NEAR THE CREST OF THE 
  CASCADES. 

* ELEVATION: ALL ELEVATIONS

* TIMING: SNOW WILL BEGIN LATE TONIGHT TOWARD DAYBREAK WEDNESDAY 
  MORNING AND WILL CONTINUE THROUGH TOMORROW NIGHT INTO 
  THURSDAY. 

* LOCATIONS INCLUDE: CLE ELUM...CLIFFDELL...EASTON...ROSLYN...
  TROUT LAKE 

* WINDS: WINDS OF 10 TO 20 MPH MAY CAUSE SOME BLOWING AND 
  DRIFTING SNOW.

* IMPACTS: SNOWFALL WILL MAKE DRIVING CONDITIONS HAZARDOUS ON 
  ROADWAYS INCLUDING INTERSTATE 90.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SIGNIFICANT SNOW
ACCUMULATIONS ARE EXPECTED. SNOWFALL INTENSITIES WILL BE HEAVY
ENOUGH TO SUBSTANTIALLY REDUCE VISIBILITIES AT TIMES. FOR
ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB SITE AT
WWW.WEATHER.GOV/PENDLETON.

&&

$$

WAZ026-191500-
/O.CON.KPDT.WS.W.0014.121219T1200Z-121220T1200Z/
KITTITAS VALLEY-
INCLUDING THE CITIES OF...ELLENSBURG...THORP
752 PM PST TUE DEC 18 2012

...WINTER STORM WARNING REMAINS IN EFFECT FROM 4 AM WEDNESDAY TO
4 AM PST THURSDAY...

A WINTER STORM WARNING REMAINS IN EFFECT FROM 4 AM WEDNESDAY TO
4 AM PST THURSDAY. 

* SNOW ACCUMULATIONS: 3 TO 8 INCHES IN THE KITTITAS VALLEY. THE 
  HEAVIEST SNOW WILL BE IN THE NORTHWEST END OF THE KITTITAS 
  VALLEY INCLUDING THORP. 

* ELEVATION: ABOVE 1000 FEET.

* TIMING: SNOW WILL BEGIN LATE TONIGHT TOWARD DAYBREAK WEDNESDAY
  MORNING AND WILL CONTINUE THROUGH TOMORROW NIGHT INTO THURSDAY.

* LOCATIONS INCLUDE: ELLENSBURG...THORP

* WINDS: WINDS OF 10 TO 20 MPH MAY CAUSE SOME BLOWING AND 
  DRIFTING SNOW.

* IMPACTS: SNOWFALL WILL MAKE DRIVING CONDITIONS HAZARDOUS ON 
  ROADWAYS INCLUDING INTERSTATE 90 AND INTERSTATE 82.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SIGNIFICANT SNOW
ACCUMULATIONS ARE EXPECTED. SNOWFALL INTENSITIES WILL BE HEAVY
ENOUGH TO SUBSTANTIALLY REDUCE VISIBILITIES AT TIMES. FOR
ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB SITE AT
WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ509-191500-
/O.UPG.KPDT.WS.A.0011.121219T2100Z-121221T0000Z/
/O.EXB.KPDT.WW.Y.0027.121219T2100Z-121221T0000Z/
EAST SLOPES OF THE OREGON CASCADES-
INCLUDING THE CITIES OF...BEND...LA PINE...SUNRIVER
752 PM PST TUE DEC 18 2012

...WINTER WEATHER ADVISORY IN EFFECT FROM 1 PM WEDNESDAY TO 4 PM
PST THURSDAY...

THE NATIONAL WEATHER SERVICE IN PENDLETON HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW WHICH IS IN EFFECT FROM 1 PM WEDNESDAY
TO 4 PM PST THURSDAY. THE WINTER STORM WATCH IS NO LONGER IN
EFFECT.

* SNOW ACCUMULATIONS: 3 TO 8 INCHES OF SNOW.

* ELEVATION: ABOVE 3500 FEET

* TIMING: SNOW WILL BEGIN WEDNESDAY AFTERNOON AND INCREASE 
  OVERNIGHT AND THURSDAY MORNING BEFORE DECREASING THURSDAY 
  AFTERNOON.

* LOCATIONS INCLUDE: BEND...LA PINE...SUNRIVER

* WINDS: SOUTH WINDS OF 15 TO 30 MPH WITH GUSTS TO 45 MPH MAY 
  CAUSE SOME BLOWING AND DRIFTING SNOW.

* IMPACTS: SNOWFALL AND GUSTY WINDS WILL MAKE DRIVING CONDITIONS
  HAZARDOUS ON ROADWAYS INCLUDING HIGHWAY 97 AND HIGHWAY 20.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY IS ISSUED WHEN SNOW IS OCCURRING OR IS
EXPECTED TO DEVELOP AND ACCUMULATE. TRAVEL MAY BE
HAZARDOUS...ESPECIALLY ON BRIDGES...OVERPASSES...AND SECONDARY
ROADS. MOTORISTS ARE URGED TO USE EXTREME CAUTION...AND SLOW DOWN
TO ADJUST FOR RAPIDLY CHANGING DRIVING CONDITIONS AND REDUCED
VISIBILITIES. FOR ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB
SITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

WAZ027-191500-
/O.CON.KPDT.WW.Y.0027.121219T1200Z-121220T0900Z/
YAKIMA VALLEY-
INCLUDING THE CITIES OF...NACHES...SUNNYSIDE...TOPPENISH...YAKIMA
752 PM PST TUE DEC 18 2012

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 4 AM WEDNESDAY
TO 1 AM PST THURSDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 4 AM WEDNESDAY
TO 1 AM PST THURSDAY. 

* SNOW ACCUMULATIONS: 2 TO 4 INCHES IN THE YAKIMA VALLEY. THE 
  HEAVIEST SNOW WILL BE IN THE HIGHER ELEVATIONS OF THE YAKIMA 
  VALLEY NORTHWEST OF YAKIMA ABOVE 1200 FEET. 

* ELEVATION: ABOVE 1000 FEET.

* TIMING: SNOW WILL BEGIN LATE TONIGHT TOWARD DAYBREAK WEDNESDAY
  MORNING AND WILL CONTINUE THROUGH TOMORROW NIGHT INTO EARLY
  THURSDAY MORNING.

* LOCATIONS INCLUDE: NACHES...SUNNYSIDE...TOPPENISH...YAKIMA

* WINDS: WINDS OF 10 TO 20 MPH MAY CAUSE SOME BLOWING AND 
  DRIFTING SNOW.

* IMPACTS: SNOWFALL WILL MAKE DRIVING CONDITIONS HAZARDOUS ON 
  ROADWAYS INCLUDING INTERSTATE 82 AND HIGHWAY 12.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY IS ISSUED WHEN SNOW IS OCCURRING OR IS
EXPECTED TO DEVELOP AND ACCUMULATE. TRAVEL MAY BE HAZARDOUS...
ESPECIALLY ON BRIDGES...OVERPASSES...AND SECONDARY ROADS.
MOTORISTS ARE URGED TO USE EXTREME CAUTION...AND SLOW DOWN TO
ADJUST FOR RAPIDLY CHANGING DRIVING CONDITIONS AND REDUCED
VISIBILITIES. FOR ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB
SITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

WAZ521-191500-
/O.CON.KPDT.WW.Y.0027.121219T1200Z-121220T0900Z/
SIMCOE HIGHLANDS-
INCLUDING THE CITIES OF...BICKLETON...GOLDENDALE
752 PM PST TUE DEC 18 2012

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 4 AM WEDNESDAY
TO 1 AM PST THURSDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 4 AM WEDNESDAY
TO 1 AM PST THURSDAY. 

* SNOW ACCUMULATIONS: 2 TO 7 INCHES IN THE SIMCOE HIGHLANDS. THE 
  HEAVIEST SNOW WILL BE IN THE NORTHWESTERN PORTION OF THE 
  SIMCOE HIGHLANDS. 

* ELEVATION: ALL ELEVATIONS.

* TIMING: SNOW WILL BEGIN LATE TONIGHT...CONTINUE THROUGH THE DAY
  ON WEDNESDAY BEFORE TAPERING OFF EARLY THURSDAY MORNING.

* LOCATIONS INCLUDE: BICKLETON...GOLDENDALE

* WINDS: WINDS OF 10 TO 20 MPH MAY CAUSE SOME BLOWING AND 
  DRIFTING SNOW.

* IMPACTS: SNOWFALL WILL MAKE DRIVING CONDITIONS HAZARDOUS ON 
  ROADWAYS INCLUDING HIGHWAY 97.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW IS ISSUED
WHEN SUSTAINED WINDS OR FREQUENT GUSTS TO 35 MPH ARE EXPECTED
WITH FALLING AND OR BLOWING AND DRIFTING SNOW. VISIBILITIES MAY
BECOME POOR AT TIMES. THOSE VENTURING OUTDOORS SHOULD EXERCISE
EXTREME CAUTION. FOR ADDITIONAL WEATHER INFORMATION...CHECK OUR
WEB SITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ041-WAZ024-191500-
/O.CON.KPDT.WW.Y.0027.121219T1200Z-121220T0200Z/
EASTERN COLUMBIA RIVER GORGE OF OREGON-
EASTERN COLUMBIA RIVER GORGE OF WASHINGTON-
INCLUDING THE CITIES OF...ARLINGTON...THE DALLES...WHITE SALMON
752 PM PST TUE DEC 18 2012

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 4 AM TO 6 PM
PST WEDNESDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 4 AM TO 6 PM PST
WEDNESDAY. 

* SNOW ACCUMULATIONS: 2 TO 4 INCHES OF SNOW MAINLY WEST OF THE 
  DALLES AND ON THE HIGHER BLUFFS ABOVE THE COLUMBIA GORGE. 

* ELEVATION: ALL ELEVATIONS.

* TIMING: SNOW WILL BEGIN LATE TONIGHT AND CONTINUE THROUGH THE
  DAY WEDNESDAY BEFORE TAPERING OFF AROUND SUNDOWN.

* LOCATIONS INCLUDE: ARLINGTON...THE DALLES...WHITE SALMON

* WINDS: EAST WINDS OF 5 TO 10 MPH.

* IMPACTS: SNOWFALL WILL MAKE DRIVING CONDITIONS HAZARDOUS ON 
  ROADWAYS INCLUDING INTERSTATE 84.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY IS ISSUED WHEN SNOW IS OCCURRING OR IS
EXPECTED TO DEVELOP AND ACCUMULATE. TRAVEL MAY BE HAZARDOUS...
ESPECIALLY ON BRIDGES...OVERPASSES...AND SECONDARY ROADS.
MOTORISTS ARE URGED TO USE EXTREME CAUTION...AND SLOW DOWN TO
ADJUST FOR RAPIDLY CHANGING DRIVING CONDITIONS AND REDUCED
VISIBILITIES. FOR ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB
SITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$
565 
WWUS46 KPDT 190405 CCA
WSWPDT

URGENT - WINTER WEATHER MESSAGE...CORRECTED
NATIONAL WEATHER SERVICE PENDLETON OR
804 PM PST TUE DEC 18 2012

...SNOWFALL EXPECTED ACROSS THE WASHINGTON AND OREGON CASCADE
EAST SLOPES...THE SIMCOE HIGHLANDS AND THE ADJACENT VALLEYS FROM
WEDNESDAY MORNING THROUGH THURSDAY AFTERNOON...

.ANOTHER STRONG PACIFIC STORM WILL MOVE INTO THE INTERIOR PACIFIC
NORTHWEST WEDNESDAY MORNING BRINGING MORE SNOW AND STRONG WINDS
TO MUCH OF THE REGION. SNOW LEVELS WILL REMAIN LOW IN THESE AREAS
AND SNOW WILL ACCUMULATE EVEN AT THE LOWEST ELEVATIONS IN SOME
AREAS.

WAZ520-191530-
/O.CON.KPDT.WS.W.0014.121219T1200Z-121220T1800Z/
EAST SLOPES OF THE WASHINGTON CASCADES-
INCLUDING THE CITIES OF...CLE ELUM...CLIFFDELL...EASTON...
ROSLYN...TROUT LAKE
804 PM PST TUE DEC 18 2012

...WINTER STORM WARNING REMAINS IN EFFECT FROM 4 AM WEDNESDAY TO
10 AM PST THURSDAY...

A WINTER STORM WARNING REMAINS IN EFFECT FROM 4 AM WEDNESDAY TO
10 AM PST THURSDAY. 

* SNOW ACCUMULATIONS: 8 TO 16 INCHES ALONG THE CASCADE EAST 
  SLOPES. THE HEAVIEST SNOW WILL BE NEAR THE CREST OF THE 
  CASCADES. 

* ELEVATION: ALL ELEVATIONS

* TIMING: SNOW WILL BEGIN LATE TONIGHT TOWARD DAYBREAK WEDNESDAY 
  MORNING AND WILL CONTINUE THROUGH TOMORROW NIGHT INTO 
  THURSDAY. 

* LOCATIONS INCLUDE: CLE ELUM...CLIFFDELL...EASTON...ROSLYN...
  TROUT LAKE 

* WINDS: WINDS OF 10 TO 20 MPH MAY CAUSE SOME BLOWING AND 
  DRIFTING SNOW.

* IMPACTS: SNOWFALL WILL MAKE DRIVING CONDITIONS HAZARDOUS ON 
  ROADWAYS INCLUDING INTERSTATE 90.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SIGNIFICANT SNOW
ACCUMULATIONS ARE EXPECTED. SNOWFALL INTENSITIES WILL BE HEAVY
ENOUGH TO SUBSTANTIALLY REDUCE VISIBILITIES AT TIMES. FOR
ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB SITE AT
WWW.WEATHER.GOV/PENDLETON.

&&

$$

WAZ026-191530-
/O.CON.KPDT.WS.W.0014.121219T1200Z-121220T1200Z/
KITTITAS VALLEY-
INCLUDING THE CITIES OF...ELLENSBURG...THORP
804 PM PST TUE DEC 18 2012

...WINTER STORM WARNING REMAINS IN EFFECT FROM 4 AM WEDNESDAY TO
4 AM PST THURSDAY...

A WINTER STORM WARNING REMAINS IN EFFECT FROM 4 AM WEDNESDAY TO
4 AM PST THURSDAY. 

* SNOW ACCUMULATIONS: 3 TO 8 INCHES IN THE KITTITAS VALLEY. THE 
  HEAVIEST SNOW WILL BE IN THE NORTHWEST END OF THE KITTITAS 
  VALLEY INCLUDING THORP. 

* ELEVATION: ABOVE 1000 FEET.

* TIMING: SNOW WILL BEGIN LATE TONIGHT TOWARD DAYBREAK WEDNESDAY
  MORNING AND WILL CONTINUE THROUGH TOMORROW NIGHT INTO THURSDAY.

* LOCATIONS INCLUDE: ELLENSBURG...THORP

* WINDS: WINDS OF 10 TO 20 MPH MAY CAUSE SOME BLOWING AND 
  DRIFTING SNOW.

* IMPACTS: SNOWFALL WILL MAKE DRIVING CONDITIONS HAZARDOUS ON 
  ROADWAYS INCLUDING INTERSTATE 90 AND INTERSTATE 82.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SIGNIFICANT SNOW
ACCUMULATIONS ARE EXPECTED. SNOWFALL INTENSITIES WILL BE HEAVY
ENOUGH TO SUBSTANTIALLY REDUCE VISIBILITIES AT TIMES. FOR
ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB SITE AT
WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ509-191530-
/O.UPG.KPDT.WS.A.0011.121219T2100Z-121221T0000Z/
/O.COR.KPDT.WW.Y.0027.121219T2100Z-121221T0000Z/
EAST SLOPES OF THE OREGON CASCADES-
INCLUDING THE CITIES OF...BEND...LA PINE...SUNRIVER
804 PM PST TUE DEC 18 2012

...WINTER WEATHER ADVISORY IN EFFECT FROM 1 PM WEDNESDAY TO 4 PM
PST THURSDAY...

THE NATIONAL WEATHER SERVICE IN PENDLETON HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW AND BLOWING SNOW WHICH IS IN EFFECT
FROM 1 PM WEDNESDAY TO 4 PM PST THURSDAY. THE WINTER STORM WATCH
IS NO LONGER IN EFFECT.

* SNOW ACCUMULATIONS: 3 TO 8 INCHES OF SNOW.

* ELEVATION: ABOVE 3500 FEET

* TIMING: SNOW WILL BEGIN WEDNESDAY AFTERNOON AND INCREASE 
  OVERNIGHT AND THURSDAY MORNING BEFORE DECREASING THURSDAY 
  AFTERNOON.

* LOCATIONS INCLUDE: BEND...LA PINE...SUNRIVER

* WINDS: SOUTH WINDS OF 15 TO 30 MPH WITH GUSTS TO 45 MPH WILL
  CAUSE SOME BLOWING AND DRIFTING SNOW.

* IMPACTS: SNOWFALL AND GUSTY WINDS WILL MAKE DRIVING CONDITIONS
  HAZARDOUS ON ROADWAYS INCLUDING HIGHWAY 97 AND HIGHWAY 20.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY IS ISSUED WHEN SNOW IS OCCURRING OR IS
EXPECTED TO DEVELOP AND ACCUMULATE. TRAVEL MAY BE
HAZARDOUS...ESPECIALLY ON BRIDGES...OVERPASSES...AND SECONDARY
ROADS. MOTORISTS ARE URGED TO USE EXTREME CAUTION...AND SLOW DOWN
TO ADJUST FOR RAPIDLY CHANGING DRIVING CONDITIONS AND REDUCED
VISIBILITIES. FOR ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB
SITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

WAZ027-191530-
/O.CON.KPDT.WW.Y.0027.121219T1200Z-121220T0900Z/
YAKIMA VALLEY-
INCLUDING THE CITIES OF...NACHES...SUNNYSIDE...TOPPENISH...YAKIMA
804 PM PST TUE DEC 18 2012

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 4 AM WEDNESDAY
TO 1 AM PST THURSDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 4 AM WEDNESDAY
TO 1 AM PST THURSDAY. 

* SNOW ACCUMULATIONS: 2 TO 4 INCHES IN THE YAKIMA VALLEY. THE 
  HEAVIEST SNOW WILL BE IN THE HIGHER ELEVATIONS OF THE YAKIMA 
  VALLEY NORTHWEST OF YAKIMA ABOVE 1200 FEET. 

* ELEVATION: ABOVE 1000 FEET.

* TIMING: SNOW WILL BEGIN LATE TONIGHT TOWARD DAYBREAK WEDNESDAY
  MORNING AND WILL CONTINUE THROUGH TOMORROW NIGHT INTO EARLY
  THURSDAY MORNING.

* LOCATIONS INCLUDE: NACHES...SUNNYSIDE...TOPPENISH...YAKIMA

* WINDS: WINDS OF 10 TO 20 MPH MAY CAUSE SOME BLOWING AND 
  DRIFTING SNOW.

* IMPACTS: SNOWFALL WILL MAKE DRIVING CONDITIONS HAZARDOUS ON 
  ROADWAYS INCLUDING INTERSTATE 82 AND HIGHWAY 12.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY IS ISSUED WHEN SNOW IS OCCURRING OR IS
EXPECTED TO DEVELOP AND ACCUMULATE. TRAVEL MAY BE HAZARDOUS...
ESPECIALLY ON BRIDGES...OVERPASSES...AND SECONDARY ROADS.
MOTORISTS ARE URGED TO USE EXTREME CAUTION...AND SLOW DOWN TO
ADJUST FOR RAPIDLY CHANGING DRIVING CONDITIONS AND REDUCED
VISIBILITIES. FOR ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB
SITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

WAZ521-191530-
/O.CON.KPDT.WW.Y.0027.121219T1200Z-121220T0900Z/
SIMCOE HIGHLANDS-
INCLUDING THE CITIES OF...BICKLETON...GOLDENDALE
804 PM PST TUE DEC 18 2012

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 4 AM WEDNESDAY
TO 1 AM PST THURSDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 4 AM WEDNESDAY
TO 1 AM PST THURSDAY. 

* SNOW ACCUMULATIONS: 2 TO 7 INCHES IN THE SIMCOE HIGHLANDS. THE 
  HEAVIEST SNOW WILL BE IN THE NORTHWESTERN PORTION OF THE 
  SIMCOE HIGHLANDS. 

* ELEVATION: ALL ELEVATIONS.

* TIMING: SNOW WILL BEGIN LATE TONIGHT...CONTINUE THROUGH THE DAY
  ON WEDNESDAY BEFORE TAPERING OFF EARLY THURSDAY MORNING.

* LOCATIONS INCLUDE: BICKLETON...GOLDENDALE

* WINDS: WINDS OF 10 TO 20 MPH MAY CAUSE SOME BLOWING AND 
  DRIFTING SNOW.

* IMPACTS: SNOWFALL WILL MAKE DRIVING CONDITIONS HAZARDOUS ON 
  ROADWAYS INCLUDING HIGHWAY 97.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW IS ISSUED
WHEN SUSTAINED WINDS OR FREQUENT GUSTS TO 35 MPH ARE EXPECTED
WITH FALLING AND OR BLOWING AND DRIFTING SNOW. VISIBILITIES MAY
BECOME POOR AT TIMES. THOSE VENTURING OUTDOORS SHOULD EXERCISE
EXTREME CAUTION. FOR ADDITIONAL WEATHER INFORMATION...CHECK OUR
WEB SITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ041-WAZ024-191530-
/O.CON.KPDT.WW.Y.0027.121219T1200Z-121220T0200Z/
EASTERN COLUMBIA RIVER GORGE OF OREGON-
EASTERN COLUMBIA RIVER GORGE OF WASHINGTON-
INCLUDING THE CITIES OF...ARLINGTON...THE DALLES...WHITE SALMON
804 PM PST TUE DEC 18 2012

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 4 AM TO 6 PM
PST WEDNESDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 4 AM TO 6 PM PST
WEDNESDAY. 

* SNOW ACCUMULATIONS: 2 TO 4 INCHES OF SNOW MAINLY WEST OF THE 
  DALLES AND ON THE HIGHER BLUFFS ABOVE THE COLUMBIA GORGE. 

* ELEVATION: ALL ELEVATIONS.

* TIMING: SNOW WILL BEGIN LATE TONIGHT AND CONTINUE THROUGH THE
  DAY WEDNESDAY BEFORE TAPERING OFF AROUND SUNDOWN.

* LOCATIONS INCLUDE: ARLINGTON...THE DALLES...WHITE SALMON

* WINDS: EAST WINDS OF 5 TO 10 MPH.

* IMPACTS: SNOWFALL WILL MAKE DRIVING CONDITIONS HAZARDOUS ON 
  ROADWAYS INCLUDING INTERSTATE 84.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY IS ISSUED WHEN SNOW IS OCCURRING OR IS
EXPECTED TO DEVELOP AND ACCUMULATE. TRAVEL MAY BE HAZARDOUS...
ESPECIALLY ON BRIDGES...OVERPASSES...AND SECONDARY ROADS.
MOTORISTS ARE URGED TO USE EXTREME CAUTION...AND SLOW DOWN TO
ADJUST FOR RAPIDLY CHANGING DRIVING CONDITIONS AND REDUCED
VISIBILITIES. FOR ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB
SITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$
865 
WWUS46 KPDT 191459
WSWPDT

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE PENDLETON OR
659 AM PST WED DEC 19 2012

...SNOWFALL EXPECTED ACROSS THE WASHINGTON AND OREGON CASCADE
EAST SLOPES...THE SIMCOE HIGHLANDS AND THE ADJACENT VALLEYS FROM
THIS MORNING THROUGH THURSDAY AFTERNOON...

.A STRONG PACIFIC STORM WILL MOVE INTO THE INTERIOR PACIFIC
NORTHWEST TODAY BRINGING MORE SNOW AND STRONG WINDS TO MUCH OF
THE REGION. SNOW LEVELS WILL REMAIN LOW IN THESE AREAS AND SNOW
WILL ACCUMULATE EVEN AT THE LOWEST ELEVATIONS IN SOME AREAS.

WAZ520-192300-
/O.CON.KPDT.WS.W.0014.000000T0000Z-121220T1800Z/
EAST SLOPES OF THE WASHINGTON CASCADES-
INCLUDING THE CITIES OF...CLE ELUM...CLIFFDELL...EASTON...
ROSLYN...TROUT LAKE
659 AM PST WED DEC 19 2012

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 AM PST
THURSDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 AM PST
THURSDAY. 

* SNOW ACCUMULATIONS: 8 TO 19 INCHES...WITH THE HEAVIEST SNOW
  FALLING NEAR THE CREST OF THE CASCADES.

* ELEVATION: ALL ELEVATIONS

* TIMING: LIGHT SNOW WILL INCREASE IN INTENSITY THROUGH THE
  MORNING. THE SNOW WILL CONTINUE THROUGH THIS AFTERNOON INTO
  THURSDAY.

* LOCATIONS INCLUDE: CLE ELUM...CLIFFDELL...EASTON...ROSLYN... 
  TROUT LAKE

* WINDS: WINDS OF 10 TO 20 MPH MAY CAUSE SOME BLOWING AND 
  DRIFTING SNOW.

* IMPACTS: SNOWFALL WILL MAKE DRIVING CONDITIONS HAZARDOUS ON 
  ROADWAYS INCLUDING INTERSTATE 90.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SIGNIFICANT SNOW
ACCUMULATIONS ARE EXPECTED. SNOWFALL INTENSITIES WILL BE HEAVY
ENOUGH TO SUBSTANTIALLY REDUCE VISIBILITIES AT TIMES. FOR
ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB SITE AT
WWW.WEATHER.GOV/PENDLETON.

&&

$$

WAZ026-192300-
/O.CON.KPDT.WS.W.0014.000000T0000Z-121220T1200Z/
KITTITAS VALLEY-
INCLUDING THE CITIES OF...ELLENSBURG...THORP
659 AM PST WED DEC 19 2012

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 AM PST
THURSDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 AM PST THURSDAY.

* SNOW ACCUMULATIONS: 3 TO 8 INCHES. THE HEAVIEST SNOW WILL OCCUR
  OVER THE WEST END OF THE VALLEY...INCLUDING THORP.

* ELEVATION: ALL ELEVATIONS.

* TIMING: SNOW WILL BEGIN THIS MORNING AND CONTINUE THROUGH
  TONIGHT INTO THURSDAY.

* LOCATIONS INCLUDE: ELLENSBURG...THORP...KITTITAS

* WINDS: WINDS OF 10 TO 15 MPH MAY CAUSE SOME BLOWING AND 
  DRIFTING SNOW.

* IMPACTS: SNOWFALL WILL MAKE DRIVING CONDITIONS HAZARDOUS ON 
  ROADWAYS INCLUDING INTERSTATE 90 AND INTERSTATE 82.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SIGNIFICANT SNOW
ACCUMULATIONS ARE EXPECTED. SNOWFALL INTENSITIES WILL BE HEAVY
ENOUGH TO SUBSTANTIALLY REDUCE VISIBILITIES AT TIMES. FOR
ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB SITE AT
WWW.WEATHER.GOV/PENDLETON.

&&

$$

WAZ027-192300-
/O.CON.KPDT.WW.Y.0027.000000T0000Z-121220T0900Z/
YAKIMA VALLEY-
INCLUDING THE CITIES OF...NACHES...SUNNYSIDE...TOPPENISH...YAKIMA
659 AM PST WED DEC 19 2012

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 AM PST
THURSDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 AM PST
THURSDAY. 

* SNOW ACCUMULATIONS: 2 TO 4 INCHES. THE HEAVIEST SNOW WILL OCCUR
  OVER THE HIGHER ELEVATIONS OF THE YAKIMA VALLEY...WEST AND
  NORTHWEST OF YAKIMA ABOVE 1200 FEET.

* ELEVATION: MAINLY ABOVE 1000 FEET.

* TIMING: SNOW WILL BEGIN THIS MORNING AND CONTINUE THROUGH
  TONIGHT INTO EARLY THURSDAY MORNING.

* LOCATIONS INCLUDE: NACHES...SUNNYSIDE...TOPPENISH...YAKIMA...
  WHITE SWAN

* WINDS: WINDS OF 10 TO 15 MPH MAY CAUSE SOME BLOWING AND 
  DRIFTING SNOW.

* IMPACTS: SNOWFALL WILL MAKE DRIVING CONDITIONS HAZARDOUS ON 
  ROADWAYS INCLUDING INTERSTATE 82 AND HIGHWAY 12.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY IS ISSUED WHEN SNOW IS OCCURRING OR IS
EXPECTED TO DEVELOP AND ACCUMULATE. TRAVEL MAY BE HAZARDOUS...
ESPECIALLY ON BRIDGES...OVERPASSES...AND SECONDARY ROADS.
MOTORISTS ARE URGED TO USE EXTREME CAUTION...AND SLOW DOWN TO
ADJUST FOR RAPIDLY CHANGING DRIVING CONDITIONS AND REDUCED
VISIBILITIES. FOR ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB
SITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

WAZ521-192300-
/O.CON.KPDT.WW.Y.0027.000000T0000Z-121220T0900Z/
SIMCOE HIGHLANDS-
INCLUDING THE CITIES OF...BICKLETON...GOLDENDALE
659 AM PST WED DEC 19 2012

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 AM PST
THURSDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 AM PST
THURSDAY. 

* SNOW ACCUMULATIONS: 2 TO 7 INCHES. THE HEAVIEST SNOW WILL OCCUR
  OVER THE WESTERN PORTIONS OF THE SIMCOE HIGHLANDS.

* ELEVATION: ALL ELEVATIONS.

* TIMING: SNOW WILL BEGIN THIS MORNING AND CONTINUE THROUGH
  TONIGHT BEFORE TAPERING OFF EARLY THURSDAY MORNING.

* LOCATIONS INCLUDE: BICKLETON...GOLDENDALE

* WINDS: WINDS OF 10 TO 20 MPH MAY CAUSE SOME BLOWING AND 
  DRIFTING SNOW.

* IMPACTS: SNOWFALL WILL MAKE DRIVING CONDITIONS HAZARDOUS ON 
  ROADWAYS INCLUDING HIGHWAY 97.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW IS ISSUED
WHEN SUSTAINED WINDS OR FREQUENT GUSTS TO 35 MPH ARE EXPECTED
WITH FALLING AND OR BLOWING AND DRIFTING SNOW. VISIBILITIES MAY
BECOME POOR AT TIMES. THOSE VENTURING OUTDOORS SHOULD EXERCISE
EXTREME CAUTION. FOR ADDITIONAL WEATHER INFORMATION...CHECK OUR
WEB SITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ041-WAZ024-192300-
/O.CON.KPDT.WW.Y.0027.000000T0000Z-121220T0200Z/
EASTERN COLUMBIA RIVER GORGE OF OREGON-
EASTERN COLUMBIA RIVER GORGE OF WASHINGTON-
INCLUDING THE CITIES OF...ARLINGTON...THE DALLES...WHITE SALMON
659 AM PST WED DEC 19 2012

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM PST THIS
EVENING...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM PST THIS
EVENING. 

* SNOW ACCUMULATIONS: 2 TO 4 INCHES OF SNOW MAINLY WEST OF THE 
  DALLES AND ON THE HIGHER BLUFFS ABOVE THE COLUMBIA GORGE. 

* ELEVATION: ALL ELEVATIONS.

* TIMING: SNOW WILL BEGIN THIS MORNING AND CONTINUE THROUGH THE
  DAY BEFORE TAPERING OFF LATE THIS AFTERNOON.

* LOCATIONS INCLUDE: ARLINGTON...THE DALLES...WHITE SALMON

* WINDS: EAST WINDS OF 5 TO 10 MPH.

* IMPACTS: SNOWFALL WILL MAKE DRIVING CONDITIONS HAZARDOUS ON 
  ROADWAYS INCLUDING INTERSTATE 84.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY IS ISSUED WHEN SNOW IS OCCURRING OR IS
EXPECTED TO DEVELOP AND ACCUMULATE. TRAVEL MAY BE HAZARDOUS...
ESPECIALLY ON BRIDGES...OVERPASSES...AND SECONDARY ROADS.
MOTORISTS ARE URGED TO USE EXTREME CAUTION...AND SLOW DOWN TO
ADJUST FOR RAPIDLY CHANGING DRIVING CONDITIONS AND REDUCED
VISIBILITIES. FOR ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB
SITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ509-192300-
/O.CON.KPDT.WW.Y.0027.121219T2100Z-121221T0000Z/
EAST SLOPES OF THE OREGON CASCADES-
INCLUDING THE CITIES OF...BEND...LA PINE...SUNRIVER
659 AM PST WED DEC 19 2012

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 1 PM THIS
AFTERNOON TO 4 PM PST THURSDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 1 PM THIS
AFTERNOON TO 4 PM PST THURSDAY. 

* SNOW ACCUMULATIONS: 3 TO 8 INCHES. HEAVIEST SNOW FALL WILL
  OCCUR NEAR THE CASCADES AND SOUTH OF BEND.

* ELEVATION: ALL ELEVATIONS.

* TIMING: SNOW WILL BEGIN LATE THIS MORNING AND INCREASE TONIGHT
  INTO THURSDAY MORNING BEFORE DECREASING THURSDAY AFTERNOON.

* LOCATIONS INCLUDE: BEND...LA PINE...SUNRIVER...CAMP SHERMAN...
  SISTERS 

* WINDS: SOUTH WINDS OF 15 TO 30 MPH WITH GUSTS TO 45 MPH WILL 
  CAUSE LOCAL BLOWING AND DRIFTING SNOW.

* IMPACTS: SNOWFALL AND GUSTY WINDS WILL MAKE DRIVING 
  CONDITIONS HAZARDOUS ON ROADWAYS INCLUDING HIGHWAY 97 AND 
  HIGHWAY 20. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY IS ISSUED WHEN SNOW IS OCCURRING OR IS
EXPECTED TO DEVELOP AND ACCUMULATE. TRAVEL MAY BE HAZARDOUS...
ESPECIALLY ON BRIDGES...OVERPASSES...AND SECONDARY ROADS.
MOTORISTS ARE URGED TO USE EXTREME CAUTION...AND SLOW DOWN TO
ADJUST FOR RAPIDLY CHANGING DRIVING CONDITIONS AND REDUCED
VISIBILITIES. FOR ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB
SITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$
814 
WWUS46 KPDT 192221
WSWPDT

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE PENDLETON OR
221 PM PST WED DEC 19 2012

...SNOW WILL CONTINUE TO FALL ACROSS THE WASHINGTON AND OREGON CASCADE
EAST SLOPES...THE SIMCOE HIGHLANDS AND THE ADJACENT VALLEYS THROUGH
THURSDAY AFTERNOON...

.A STRONG PACIFIC STORM WILL CONTINUE TO MOVE ACROSS THE PACIFIC
NORTHWEST TONIGHT BRINGING MORE SNOW AND STRONG WINDS TO MUCH OF THE
REGION. SNOW LEVELS WILL REMAIN LOW IN THESE AREAS AND SNOW WILL
ACCUMULATE EVEN AT THE LOWEST ELEVATIONS IN SOME AREAS.

WAZ520-200630-
/O.CON.KPDT.WS.W.0014.000000T0000Z-121220T1800Z/
EAST SLOPES OF THE WASHINGTON CASCADES-
INCLUDING THE CITIES OF...CLE ELUM...CLIFFDELL...EASTON...
ROSLYN...TROUT LAKE
221 PM PST WED DEC 19 2012

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 AM PST
THURSDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 AM PST
THURSDAY. 

* SNOW ACCUMULATIONS: 8 TO 19 INCHES...WITH THE HEAVIEST SNOW 
  FALLING NEAR THE CREST OF THE CASCADES. 

* ELEVATION: ALL ELEVATIONS

* TIMING: PERIODS OF SNOW WILL CONTINUE OVERNIGHT AND INTO
  THURSDAY. 

* LOCATIONS INCLUDE: CLE ELUM...CLIFFDELL...EASTON...ROSLYN... 
  TROUT LAKE

* WINDS: WINDS OF 10 TO 20 MPH MAY CAUSE SOME BLOWING AND 
  DRIFTING SNOW.

* IMPACTS: SNOWFALL WILL MAKE DRIVING CONDITIONS HAZARDOUS ON 
  ROADWAYS INCLUDING INTERSTATE 90.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SIGNIFICANT SNOW
ACCUMULATIONS ARE EXPECTED. SNOWFALL INTENSITIES WILL BE HEAVY
ENOUGH TO SUBSTANTIALLY REDUCE VISIBILITIES AT TIMES. FOR
ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB SITE AT
WWW.WEATHER.GOV/PENDLETON.

&&

$$

WAZ026-200630-
/O.CON.KPDT.WS.W.0014.000000T0000Z-121220T1200Z/
KITTITAS VALLEY-
INCLUDING THE CITIES OF...ELLENSBURG...THORP
221 PM PST WED DEC 19 2012

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 AM PST
THURSDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 AM PST THURSDAY.

* SNOW ACCUMULATIONS: 3 TO 8 INCHES. THE HEAVIEST SNOW WILL 
  OCCUR OVER THE WEST END OF THE VALLEY...INCLUDING THORP. 

* ELEVATION: ALL ELEVATIONS.

* TIMING: PERIODS OF SNOW WILL CONTINUE OVERNIGHT AND INTO THURSDAY.

* LOCATIONS INCLUDE: ELLENSBURG...THORP...KITTITAS

* WINDS: WINDS OF 10 TO 15 MPH MAY CAUSE SOME BLOWING AND 
  DRIFTING SNOW.

* IMPACTS: SNOWFALL WILL MAKE DRIVING CONDITIONS HAZARDOUS ON 
  ROADWAYS INCLUDING INTERSTATE 90 AND INTERSTATE 82.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SIGNIFICANT SNOW
ACCUMULATIONS ARE EXPECTED. SNOWFALL INTENSITIES WILL BE HEAVY
ENOUGH TO SUBSTANTIALLY REDUCE VISIBILITIES AT TIMES. FOR
ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB SITE AT
WWW.WEATHER.GOV/PENDLETON.

&&

$$

WAZ027-200630-
/O.CON.KPDT.WW.Y.0027.000000T0000Z-121220T0900Z/
YAKIMA VALLEY-
INCLUDING THE CITIES OF...NACHES...SUNNYSIDE...TOPPENISH...YAKIMA
221 PM PST WED DEC 19 2012

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 AM PST
THURSDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 AM PST
THURSDAY. 

* SNOW ACCUMULATIONS: 2 TO 4 INCHES. THE HEAVIEST SNOW WILL 
  OCCUR OVER THE HIGHER ELEVATIONS OF THE YAKIMA VALLEY...WEST 
  AND NORTHWEST OF YAKIMA ABOVE 1200 FEET. 

* ELEVATION: MAINLY ABOVE 1000 FEET.

* TIMING: LIGHT SNOW WILL CONTINUE THROUGH TONIGHT INTO EARLY
  THURSDAY MORNING.

* LOCATIONS INCLUDE: NACHES...SUNNYSIDE...TOPPENISH...YAKIMA... 
  WHITE SWAN

* WINDS: WINDS OF 10 TO 15 MPH MAY CAUSE SOME BLOWING AND 
  DRIFTING SNOW.

* IMPACTS: SNOWFALL WILL MAKE DRIVING CONDITIONS HAZARDOUS ON 
  ROADWAYS INCLUDING INTERSTATE 82 AND HIGHWAY 12.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY IS ISSUED WHEN SNOW IS OCCURRING OR IS
EXPECTED TO DEVELOP AND ACCUMULATE. TRAVEL MAY BE HAZARDOUS...
ESPECIALLY ON BRIDGES...OVERPASSES...AND SECONDARY ROADS.
MOTORISTS ARE URGED TO USE EXTREME CAUTION...AND SLOW DOWN TO
ADJUST FOR RAPIDLY CHANGING DRIVING CONDITIONS AND REDUCED
VISIBILITIES. FOR ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB
SITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

WAZ521-200630-
/O.CON.KPDT.WW.Y.0027.000000T0000Z-121220T0900Z/
SIMCOE HIGHLANDS-
INCLUDING THE CITIES OF...BICKLETON...GOLDENDALE
221 PM PST WED DEC 19 2012

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 AM PST
THURSDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 AM PST
THURSDAY. 

* SNOW ACCUMULATIONS: 2 TO 7 INCHES. THE HEAVIEST SNOW WILL 
  OCCUR OVER THE WESTERN PORTIONS OF THE SIMCOE HIGHLANDS. 

* ELEVATION: ALL ELEVATIONS.

* TIMING: SNOW WILL CONTINUE THROUGH TONIGHT BEFORE TAPERING OFF
  EARLY THURSDAY MORNING.

* LOCATIONS INCLUDE: BICKLETON...GOLDENDALE

* WINDS: WINDS OF 10 TO 20 MPH MAY CAUSE SOME BLOWING AND 
  DRIFTING SNOW.

* IMPACTS: SNOWFALL WILL MAKE DRIVING CONDITIONS HAZARDOUS ON 
  ROADWAYS INCLUDING HIGHWAY 97.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW IS ISSUED
WHEN SUSTAINED WINDS OR FREQUENT GUSTS TO 35 MPH ARE EXPECTED
WITH FALLING AND OR BLOWING AND DRIFTING SNOW. VISIBILITIES MAY
BECOME POOR AT TIMES. THOSE VENTURING OUTDOORS SHOULD EXERCISE
EXTREME CAUTION. FOR ADDITIONAL WEATHER INFORMATION...CHECK OUR
WEB SITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ041-WAZ024-200200-
/O.CON.KPDT.WW.Y.0027.000000T0000Z-121220T0200Z/
EASTERN COLUMBIA RIVER GORGE OF OREGON-
EASTERN COLUMBIA RIVER GORGE OF WASHINGTON-
INCLUDING THE CITIES OF...ARLINGTON...THE DALLES...WHITE SALMON
221 PM PST WED DEC 19 2012

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM PST THIS
EVENING...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM PST THIS
EVENING. 

* SNOW ACCUMULATIONS: 2 TO 4 INCHES OF SNOW MAINLY WEST OF THE 
  DALLES AND ON THE HIGHER BLUFFS ABOVE THE COLUMBIA GORGE. 

* ELEVATION: ALL ELEVATIONS.

* TIMING: LIGHT SNOW WILL BE POSSIBLE THROUGH THE REST OF THE
  AFTERNOON AND WILL TAPER OFF THIS EVENING.

* LOCATIONS INCLUDE: ARLINGTON...THE DALLES...WHITE SALMON

* WINDS: EAST WINDS OF 5 TO 10 MPH.

* IMPACTS: SNOWFALL WILL MAKE DRIVING CONDITIONS HAZARDOUS ON 
  ROADWAYS INCLUDING INTERSTATE 84.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY IS ISSUED WHEN SNOW IS OCCURRING OR IS
EXPECTED TO DEVELOP AND ACCUMULATE. TRAVEL MAY BE HAZARDOUS...
ESPECIALLY ON BRIDGES...OVERPASSES...AND SECONDARY ROADS.
MOTORISTS ARE URGED TO USE EXTREME CAUTION...AND SLOW DOWN TO
ADJUST FOR RAPIDLY CHANGING DRIVING CONDITIONS AND REDUCED
VISIBILITIES. FOR ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB
SITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ509-200630-
/O.CON.KPDT.WW.Y.0027.000000T0000Z-121221T0000Z/
EAST SLOPES OF THE OREGON CASCADES-
INCLUDING THE CITIES OF...BEND...LA PINE...SUNRIVER
221 PM PST WED DEC 19 2012

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST
THURSDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST
THURSDAY. 

* SNOW ACCUMULATIONS: 3 TO 8 INCHES. HEAVIEST SNOW FALL WILL 
  OCCUR NEAR THE CASCADES AND SOUTH OF BEND. 

* ELEVATION: ALL ELEVATIONS.

* TIMING: SNOW WILL INCREASE TONIGHT INTO THURSDAY MORNING BEFORE
  DECREASING THURSDAY AFTERNOON.

* LOCATIONS INCLUDE: BEND...LA PINE...SUNRIVER...CAMP SHERMAN...
   SISTERS 

* WINDS: SOUTH WINDS OF 20 TO 30 MPH WITH GUSTS TO 45 MPH WILL
  CAUSE BLOWING AND DRIFTING SNOW WITH WHITEOUT CONDITIONS.

* IMPACTS: SNOWFALL AND GUSTY WINDS WILL MAKE DRIVING 
  CONDITIONS HAZARDOUS ON ROADWAYS INCLUDING HIGHWAY 97 AND 
  HIGHWAY 20.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY IS ISSUED WHEN SNOW IS OCCURRING OR IS
EXPECTED TO DEVELOP AND ACCUMULATE. TRAVEL MAY BE HAZARDOUS...
ESPECIALLY ON BRIDGES...OVERPASSES...AND SECONDARY ROADS.
MOTORISTS ARE URGED TO USE EXTREME CAUTION...AND SLOW DOWN TO
ADJUST FOR RAPIDLY CHANGING DRIVING CONDITIONS AND REDUCED
VISIBILITIES. FOR ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB
SITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

JJSMITH
519 
WWUS46 KPDT 200151
WSWPDT

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE PENDLETON OR
551 PM PST WED DEC 19 2012

...SNOW WILL CONTINUE TO FALL ACROSS THE WASHINGTON AND OREGON
CASCADE EAST SLOPES AND THE KITTITAS VALLEY THROUGH THURSDAY
AFTERNOON...

.A STRONG PACIFIC STORM WILL CONTINUE TO MOVE ACROSS THE PACIFIC
NORTHWEST TONIGHT BRINGING MORE SNOW AND STRONG WINDS TO MUCH OF
THE REGION. SNOW LEVELS WILL REMAIN LOW IN THESE AREAS AND SNOW
WILL ACCUMULATE EVEN AT THE LOWEST ELEVATIONS IN SOME AREAS.

WAZ027-521-200300-
/O.CAN.KPDT.WW.Y.0027.000000T0000Z-121220T0900Z/
YAKIMA VALLEY-SIMCOE HIGHLANDS-
INCLUDING THE CITIES OF...NACHES...SUNNYSIDE...TOPPENISH...
YAKIMA...BICKLETON...GOLDENDALE
551 PM PST WED DEC 19 2012

...WINTER WEATHER ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN PENDLETON HAS CANCELLED THE
WINTER WEATHER ADVISORY. 

THE WEATHER SYSTEM THAT BROUGHT SNOW TO THE YAKIMA VALLEY AND THE
SIMCOE HIGHLANDS HAS MOVED TO THE EAST AND SNOW IS NO LONGER
ACCUMULATING IN THE AREA. AS A RESULT THE WINTER WEATHER ADVISORY
IS CANCELLED. THERE MAY STILL BE A FEW LIGHT SNOW SHOWERS OR
FLURRIES THIS EVENING WITH NO ACCUMULATION EXPECTED.

$$

ORZ041-WAZ024-200300-
/O.EXP.KPDT.WW.Y.0027.000000T0000Z-121220T0200Z/
EASTERN COLUMBIA RIVER GORGE OF OREGON-
EASTERN COLUMBIA RIVER GORGE OF WASHINGTON-
INCLUDING THE CITIES OF...ARLINGTON...THE DALLES...WHITE SALMON
551 PM PST WED DEC 19 2012

...WINTER WEATHER ADVISORY WILL EXPIRE AT 6 PM PST THIS EVENING...

THE WINTER WEATHER ADVISORY WILL EXPIRE AT 6 PM PST THIS EVENING.

THE WEATHER SYSTEM THAT BROUGHT SNOW TO THE EASTERN COLUMBIA RIVER
GORGE HAS MOVED TO THE EAST AND SNOW IS NO LONGER ACCUMULATING IN
THE AREA. AS A RESULT THE WINTER WEATHER ADVISORY WILL BE ALLOWED
TO EXPIRE AT 6 PM. THERE MAY STILL BE A FEW LIGHT SNOW SHOWERS OR
FLURRIES THIS EVENING WITH NO ACCUMULATION EXPECTED.

$$

WAZ520-201000-
/O.CON.KPDT.WS.W.0014.000000T0000Z-121220T1800Z/
EAST SLOPES OF THE WASHINGTON CASCADES-
INCLUDING THE CITIES OF...CLE ELUM...CLIFFDELL...EASTON...
ROSLYN...TROUT LAKE
551 PM PST WED DEC 19 2012

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 AM PST
THURSDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 AM PST
THURSDAY. 

* SNOW ACCUMULATIONS: 8 TO 19 INCHES...WITH THE HEAVIEST SNOW 
  FALLING NEAR THE CREST OF THE CASCADES. 

* ELEVATION: ALL ELEVATIONS.

* TIMING: PERIODS OF SNOW WILL CONTINUE OVERNIGHT AND INTO 
  THURSDAY.

* LOCATIONS INCLUDE: CLE ELUM...CLIFFDELL...EASTON...ROSLYN...
  TROUT LAKE 

* WINDS: WINDS OF 10 TO 20 MPH MAY CAUSE SOME BLOWING AND 
  DRIFTING SNOW.

* IMPACTS: SNOWFALL WILL MAKE DRIVING CONDITIONS HAZARDOUS ON 
  ROADWAYS INCLUDING INTERSTATE 90.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SIGNIFICANT SNOW
ACCUMULATIONS ARE EXPECTED. SNOWFALL INTENSITIES WILL BE HEAVY
ENOUGH TO SUBSTANTIALLY REDUCE VISIBILITIES AT TIMES. FOR
ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB SITE AT
WWW.WEATHER.GOV/PENDLETON.

&&

$$

WAZ026-201000-
/O.CON.KPDT.WS.W.0014.000000T0000Z-121220T1200Z/
KITTITAS VALLEY-
INCLUDING THE CITIES OF...ELLENSBURG...THORP
551 PM PST WED DEC 19 2012

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 AM PST
THURSDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 AM PST THURSDAY.

* SNOW ACCUMULATIONS: 3 TO 8 INCHES. THE HEAVIEST SNOW WILL 
  OCCUR OVER THE WEST END OF THE VALLEY...INCLUDING THORP. 

* ELEVATION: ALL ELEVATIONS.

* TIMING: PERIODS OF SNOW WILL CONTINUE OVERNIGHT AND INTO
  THURSDAY.

* LOCATIONS INCLUDE: ELLENSBURG...THORP

* WINDS: WINDS OF 10 TO 15 MPH MAY CAUSE SOME BLOWING AND 
  DRIFTING SNOW.

* IMPACTS: SNOWFALL WILL MAKE DRIVING CONDITIONS HAZARDOUS ON 
  ROADWAYS INCLUDING INTERSTATE 90 AND INTERSTATE 82.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SIGNIFICANT SNOW
ACCUMULATIONS ARE EXPECTED. SNOWFALL INTENSITIES WILL BE HEAVY
ENOUGH TO SUBSTANTIALLY REDUCE VISIBILITIES AT TIMES. FOR
ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB SITE AT
WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ509-201000-
/O.CON.KPDT.WW.Y.0027.000000T0000Z-121221T0000Z/
EAST SLOPES OF THE OREGON CASCADES-
INCLUDING THE CITIES OF...BEND...LA PINE...SUNRIVER
551 PM PST WED DEC 19 2012

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST
THURSDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST
THURSDAY. 

* SNOW ACCUMULATIONS: 3 TO 8 INCHES. HEAVIEST SNOWFALL WILL OCCUR
  NEAR THE CASCADE CREST AND SOUTH OF BEND.

* ELEVATION: ALL ELEVATIONS.

* TIMING: SNOW WILL INCREASE TONIGHT INTO THURSDAY MORNING 
  BEFORE DECREASING THURSDAY AFTERNOON. 

* LOCATIONS INCLUDE: BEND...LA PINE...SUNRIVER

* WINDS: SOUTH WINDS OF 20 TO 30 MPH WITH GUSTS TO 45 MPH WILL
  CAUSE BLOWING AND DRIFTING SNOW WITH POSSIBLE WHITEOUT
  CONDITIONS.

* IMPACTS: SNOWFALL AND GUSTY WINDS WILL MAKE DRIVING 
  CONDITIONS HAZARDOUS ON ROADWAYS INCLUDING HIGHWAY 97 AND 
  HIGHWAY 20.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY IS ISSUED WHEN SNOW IS OCCURRING OR IS
EXPECTED TO DEVELOP AND ACCUMULATE. TRAVEL MAY BE HAZARDOUS...
ESPECIALLY ON BRIDGES...OVERPASSES...AND SECONDARY ROADS.
MOTORISTS ARE URGED TO USE EXTREME CAUTION...AND SLOW DOWN TO
ADJUST FOR RAPIDLY CHANGING DRIVING CONDITIONS AND REDUCED
VISIBILITIES. FOR ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB
SITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$
408 
WWUS46 KPDT 200550
WSWPDT

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE PENDLETON OR
950 PM PST WED DEC 19 2012

...SNOW WILL CONTINUE TO FALL ACROSS THE WASHINGTON AND OREGON
CASCADE EAST SLOPES AND THE KITTITAS VALLEY THROUGH THURSDAY
AFTERNOON...

.A STRONG PACIFIC STORM WILL CONTINUE TO MOVE ACROSS THE PACIFIC
NORTHWEST TONIGHT BRINGING MORE SNOW AND STRONG WINDS TO MUCH OF
THE REGION. SNOW LEVELS WILL REMAIN LOW IN THESE AREAS AND SNOW
WILL ACCUMULATE EVEN AT THE LOWEST ELEVATIONS IN SOME AREAS.

WAZ520-201500-
/O.CON.KPDT.WS.W.0014.000000T0000Z-121220T1800Z/
EAST SLOPES OF THE WASHINGTON CASCADES-
INCLUDING THE CITIES OF...CLE ELUM...CLIFFDELL...EASTON...
ROSLYN...TROUT LAKE
950 PM PST WED DEC 19 2012

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 AM PST
THURSDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 AM PST
THURSDAY. 

* SNOW ACCUMULATIONS: 8 TO 19 INCHES...WITH THE HEAVIEST SNOW 
  FALLING NEAR THE CREST OF THE CASCADES. 

* ELEVATION: ALL ELEVATIONS.

* TIMING: PERIODS OF SNOW WILL CONTINUE OVERNIGHT AND INTO 
  THURSDAY.

* LOCATIONS INCLUDE: CLE ELUM...CLIFFDELL...EASTON...ROSLYN... 
  TROUT LAKE

* WINDS: WINDS OF 10 TO 20 MPH MAY CAUSE SOME BLOWING AND 
  DRIFTING SNOW.

* IMPACTS: SNOWFALL WILL MAKE DRIVING CONDITIONS HAZARDOUS ON 
  ROADWAYS INCLUDING INTERSTATE 90.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SIGNIFICANT SNOW
ACCUMULATIONS ARE EXPECTED. SNOWFALL INTENSITIES WILL BE HEAVY
ENOUGH TO SUBSTANTIALLY REDUCE VISIBILITIES AT TIMES. FOR
ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB SITE AT
WWW.WEATHER.GOV/PENDLETON.

&&

$$

WAZ026-201200-
/O.CON.KPDT.WS.W.0014.000000T0000Z-121220T1200Z/
KITTITAS VALLEY-
INCLUDING THE CITIES OF...ELLENSBURG...THORP
950 PM PST WED DEC 19 2012

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 AM PST
THURSDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 AM PST THURSDAY.

* SNOW ACCUMULATIONS: 3 TO 8 INCHES. THE HEAVIEST SNOW WILL 
  OCCUR OVER THE WEST END OF THE VALLEY...INCLUDING THORP. 

* ELEVATION: ALL ELEVATIONS.

* TIMING: PERIODS OF SNOW WILL CONTINUE OVERNIGHT AND INTO 
  THURSDAY.

* LOCATIONS INCLUDE: ELLENSBURG...THORP

* WINDS: WINDS OF 10 TO 15 MPH MAY CAUSE SOME BLOWING AND 
  DRIFTING SNOW.

* IMPACTS: SNOWFALL WILL MAKE DRIVING CONDITIONS HAZARDOUS ON 
  ROADWAYS INCLUDING INTERSTATE 90 AND INTERSTATE 82.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SIGNIFICANT SNOW
ACCUMULATIONS ARE EXPECTED. SNOWFALL INTENSITIES WILL BE HEAVY
ENOUGH TO SUBSTANTIALLY REDUCE VISIBILITIES AT TIMES. FOR
ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB SITE AT
WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ509-201500-
/O.CON.KPDT.WW.Y.0027.000000T0000Z-121221T0000Z/
EAST SLOPES OF THE OREGON CASCADES-
INCLUDING THE CITIES OF...BEND...LA PINE...SUNRIVER
950 PM PST WED DEC 19 2012

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST
THURSDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST
THURSDAY. 

* SNOW ACCUMULATIONS: 3 TO 8 INCHES. HEAVIEST SNOWFALL WILL 
  OCCUR NEAR THE CASCADE CREST AND SOUTH OF BEND. 

* ELEVATION: ALL ELEVATIONS.

* TIMING: SNOW WILL INCREASE TONIGHT INTO THURSDAY MORNING 
  BEFORE DECREASING THURSDAY AFTERNOON.

* LOCATIONS INCLUDE: BEND...LA PINE...SUNRIVER

* WINDS: SOUTH WINDS OF 20 TO 30 MPH WITH GUSTS TO 45 MPH WILL 
  CAUSE BLOWING AND DRIFTING SNOW WITH POSSIBLE WHITEOUT 
  CONDITIONS.

* IMPACTS: SNOWFALL AND GUSTY WINDS WILL MAKE DRIVING 
  CONDITIONS HAZARDOUS ON ROADWAYS INCLUDING HIGHWAY 97 AND 
  HIGHWAY 20.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY IS ISSUED WHEN SNOW IS OCCURRING OR IS
EXPECTED TO DEVELOP AND ACCUMULATE. TRAVEL MAY BE HAZARDOUS...
ESPECIALLY ON BRIDGES...OVERPASSES...AND SECONDARY ROADS.
MOTORISTS ARE URGED TO USE EXTREME CAUTION...AND SLOW DOWN TO
ADJUST FOR RAPIDLY CHANGING DRIVING CONDITIONS AND REDUCED
VISIBILITIES. FOR ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB
SITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$
147 
WWUS46 KPDT 201210
WSWPDT

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE PENDLETON OR
410 AM PST THU DEC 20 2012

...SNOW WILL CONTINUE OVER THE WASHINGTON AND OREGON CASCADE EAST
SLOPES THROUGH THIS AFTERNOON...

.A STRONG STORM WILL CONTINUE TO MOVE ACROSS THE PACIFIC
NORTHWEST TODAY BRINGING MORE SNOW AND STRONG WINDS TO MUCH OF
THE REGION. SNOW LEVELS WILL REMAIN LOW AND SNOW WILL ACCUMULATE
EVEN AT THE LOWEST ELEVATIONS IN SOME AREAS.

WAZ026-201315-
/O.EXP.KPDT.WS.W.0014.000000T0000Z-121220T1200Z/
KITTITAS VALLEY-
INCLUDING THE CITIES OF...ELLENSBURG...THORP
410 AM PST THU DEC 20 2012

...WINTER STORM WARNING HAS EXPIRED...

THE WINTER STORM WARNING IS NO LONGER IN EFFECT. 

A COLD FRONT MOVING ACROSS THE REGION WILL BRING
SOME SNOW THIS MORNING. THE SNOW WILL DIMINISH DURING THE AFTERNOON.

$$

WAZ520-201800-
/O.CON.KPDT.WS.W.0014.000000T0000Z-121220T1800Z/
EAST SLOPES OF THE WASHINGTON CASCADES-
INCLUDING THE CITIES OF...CLE ELUM...CLIFFDELL...EASTON...
ROSLYN...TROUT LAKE
410 AM PST THU DEC 20 2012

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 AM PST THIS
MORNING...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 AM PST THIS
MORNING. 

* SNOW ACCUMULATIONS: TOTAL ACCUMULATIONS OF 8 TO 19 INCHES...WITH
  THE HEAVIEST SNOW FALLING NEAR THE CREST OF THE CASCADES.

* ELEVATION: ALL ELEVATIONS.

* TIMING: SNOW WILL INCREASE THIS MORNING AS A COLD FRONT MOVES
  THROUGH THE AREA. 

* LOCATIONS INCLUDE: CLE ELUM...CLIFFDELL...EASTON...ROSLYN...
  TROUT LAKE 

* WINDS: WINDS OF 10 TO 20 MPH MAY CAUSE SOME BLOWING AND 
  DRIFTING SNOW.

* IMPACTS: SNOWFALL WILL MAKE DRIVING CONDITIONS HAZARDOUS ON 
  ROADWAYS INCLUDING INTERSTATE 90.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SIGNIFICANT SNOW
ACCUMULATIONS ARE EXPECTED. SNOWFALL INTENSITIES WILL BE HEAVY
ENOUGH TO SUBSTANTIALLY REDUCE VISIBILITIES AT TIMES. FOR
ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB SITE AT
WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ509-202015-
/O.CON.KPDT.WW.Y.0027.000000T0000Z-121221T0000Z/
EAST SLOPES OF THE OREGON CASCADES-
INCLUDING THE CITIES OF...BEND...LA PINE...SUNRIVER
410 AM PST THU DEC 20 2012

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST THIS
AFTERNOON...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST THIS
AFTERNOON. 

* SNOW ACCUMULATIONS: TOTAL ACCUMULATIONS OF 3 TO 8 INCHES.
  HEAVIEST SNOWFALL WILL OCCUR NEAR THE CASCADE CREST AND SOUTH OF
  BEND.

* ELEVATION: ALL ELEVATIONS.

* TIMING: SNOW WILL INCREASE THIS MORNING AS A COLD FRONT MOVES
  THROUGH THE AREA. 

* LOCATIONS INCLUDE: BEND...LA PINE...SUNRIVER

* WINDS: SOUTH WINDS OF 20 TO 30 MPH WITH GUSTS TO 45 MPH WILL
  CAUSE BLOWING AND DRIFTING SNOW. 

* IMPACTS: SNOWFALL AND GUSTY WINDS WILL MAKE DRIVING 
  CONDITIONS HAZARDOUS ON ROADWAYS INCLUDING HIGHWAY 97 AND 
  HIGHWAY 20.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY IS ISSUED WHEN SNOW IS OCCURRING OR IS
EXPECTED TO DEVELOP AND ACCUMULATE. TRAVEL MAY BE HAZARDOUS...
ESPECIALLY ON BRIDGES...OVERPASSES...AND SECONDARY ROADS.
MOTORISTS ARE URGED TO USE EXTREME CAUTION...AND SLOW DOWN TO
ADJUST FOR RAPIDLY CHANGING DRIVING CONDITIONS AND REDUCED
VISIBILITIES. FOR ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB
SITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$
619 
WWUS46 KPDT 201732
WSWPDT

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE PENDLETON OR
932 AM PST THU DEC 20 2012

...SNOW WILL CONTINUE OVER THE WASHINGTON AND OREGON CASCADE EAST
SLOPES THROUGH THIS AFTERNOON...

.A STRONG STORM WILL CONTINUE TO MOVE ACROSS THE PACIFIC
NORTHWEST TODAY BRINGING MORE SNOW AND STRONG WINDS TO MUCH OF
THE REGION. SNOW LEVELS WILL REMAIN LOW AND SNOW WILL ACCUMULATE
EVEN AT THE LOWEST ELEVATIONS IN SOME AREAS.

WAZ520-210000-
/O.EXT.KPDT.WS.W.0014.000000T0000Z-121221T0000Z/
EAST SLOPES OF THE WASHINGTON CASCADES-
INCLUDING THE CITIES OF...CLE ELUM...CLIFFDELL...EASTON...
ROSLYN...TROUT LAKE
932 AM PST THU DEC 20 2012

...WINTER STORM WARNING NOW IN EFFECT UNTIL 4 PM PST THIS
AFTERNOON...

THE WINTER STORM WARNING IS NOW IN EFFECT UNTIL 4 PM PST THIS
AFTERNOON. 

* SNOW ACCUMULATIONS: TOTAL ACCUMULATIONS OF 8 TO 19 INCHES... 
  WITH THE HEAVIEST SNOW FALLING NEAR THE CREST OF THE CASCADES. 

* ELEVATION: ALL ELEVATIONS.

* TIMING: SNOW WILL INCREASE TODAY AS A COLD FRONT MOVES THROUGH
  THE AREA.

* LOCATIONS INCLUDE: CLE ELUM...CLIFFDELL...EASTON...ROSLYN... 
  TROUT LAKE

* WINDS: WINDS OF 10 TO 20 MPH MAY CAUSE SOME BLOWING AND 
  DRIFTING SNOW.

* IMPACTS: SNOWFALL WILL MAKE DRIVING CONDITIONS HAZARDOUS ON 
  ROADWAYS INCLUDING INTERSTATE 90.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SIGNIFICANT SNOW
ACCUMULATIONS ARE EXPECTED. SNOWFALL INTENSITIES WILL BE HEAVY
ENOUGH TO SUBSTANTIALLY REDUCE VISIBILITIES AT TIMES. FOR
ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB SITE AT
WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ509-210000-
/O.CON.KPDT.WW.Y.0027.000000T0000Z-121221T0000Z/
EAST SLOPES OF THE OREGON CASCADES-
INCLUDING THE CITIES OF...BEND...LA PINE...SUNRIVER
932 AM PST THU DEC 20 2012

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST THIS
AFTERNOON...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST THIS
AFTERNOON. 

* SNOW ACCUMULATIONS: TOTAL ACCUMULATIONS OF 3 TO 8 INCHES. 
  HEAVIEST SNOWFALL WILL OCCUR NEAR THE CASCADE CREST AND SOUTH 
  OF BEND. 

* ELEVATION: ALL ELEVATIONS.

* TIMING: SNOW WILL INCREASE TODAY AS A COLD FRONT MOVES THROUGH THE
  AREA.

* LOCATIONS INCLUDE: BEND...LA PINE...SUNRIVER

* WINDS: SOUTH WINDS OF 20 TO 30 MPH WITH GUSTS TO 45 MPH WILL 
  CAUSE BLOWING AND DRIFTING SNOW.

* IMPACTS: SNOWFALL AND GUSTY WINDS WILL MAKE DRIVING 
  CONDITIONS HAZARDOUS ON ROADWAYS INCLUDING HIGHWAY 97 AND 
  HIGHWAY 20.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY IS ISSUED WHEN SNOW IS OCCURRING OR IS
EXPECTED TO DEVELOP AND ACCUMULATE. TRAVEL MAY BE HAZARDOUS...
ESPECIALLY ON BRIDGES...OVERPASSES...AND SECONDARY ROADS.
MOTORISTS ARE URGED TO USE EXTREME CAUTION...AND SLOW DOWN TO
ADJUST FOR RAPIDLY CHANGING DRIVING CONDITIONS AND REDUCED
VISIBILITIES. FOR ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB
SITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$
814 
WWUS46 KPDT 202219
WSWPDT

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE PENDLETON OR
219 PM PST THU DEC 20 2012

...SNOW IS COMING TO AN END OVER THE WASHINGTON AND OREGON CASCADE
EAST SLOPES THIS AFTERNOON...

.A STRONG COLD FRONT CONTINUES TO MOVE ACROSS THE PACIFIC
NORTHWEST THIS AFTERNOON. SNOW IS COMING TO AN END ACROSS MOST OF
THE AREA BUT IS EXPECTED TO CONTINUE FOR A FEW MORE HOURS ALONG
THE WASHINGTON CASCADE CREST. STRONG WINDS ARE DECREASING THIS
AFTERNOON AND BLOWING AND DRIFTING SNOW WILL BE LESS OF A CONCERN.

ORZ509-202330-
/O.CAN.KPDT.WW.Y.0027.000000T0000Z-121221T0000Z/
EAST SLOPES OF THE OREGON CASCADES-
INCLUDING THE CITIES OF...BEND...LA PINE...SUNRIVER
219 PM PST THU DEC 20 2012

...WINTER WEATHER ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN PENDLETON HAS CANCELLED THE
WINTER WEATHER ADVISORY. 

SNOWFALL HAS LARGELY ENDED ALONG THE EAST SLOPES OF THE OREGON
CASCADES THIS AFTERNOON. WHILE SOME ADDITIONAL LIGHT SNOW IS
POSSIBLE TONIGHT...SIGNIFICANT ADDITIONAL SNOWFALL IS NOT EXPECTED.

$$

WAZ520-210000-
/O.CON.KPDT.WS.W.0014.000000T0000Z-121221T0000Z/
EAST SLOPES OF THE WASHINGTON CASCADES-
INCLUDING THE CITIES OF...CLE ELUM...CLIFFDELL...EASTON...
ROSLYN...TROUT LAKE
219 PM PST THU DEC 20 2012

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM PST THIS
AFTERNOON...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM PST THIS
AFTERNOON. 

* SNOW ACCUMULATIONS: TOTAL STORM ACCUMULATIONS OF 8 TO 19
  INCHES...WITH THE HEAVIEST SNOW FALLING NEAR THE CREST OF THE
  CASCADES.

* ELEVATION: ALL ELEVATIONS.

* TIMING: LIGHT SNOW WILL CONTINUE THIS AFTERNOON NEAR THE CASCADE
  CREST AS A COLD FRONT MOVES THROUGH THE AREA.

* LOCATIONS INCLUDE: CLE ELUM...CLIFFDELL...EASTON...ROSLYN... 
  TROUT LAKE

* WINDS: WINDS OF 10 TO 20 MPH MAY CAUSE SOME BLOWING AND 
  DRIFTING SNOW.

* IMPACTS: SNOWFALL WILL MAKE DRIVING CONDITIONS HAZARDOUS ON 
  ROADWAYS INCLUDING INTERSTATE 90.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SIGNIFICANT SNOW
ACCUMULATIONS ARE EXPECTED. SNOWFALL INTENSITIES WILL BE HEAVY
ENOUGH TO SUBSTANTIALLY REDUCE VISIBILITIES AT TIMES. FOR
ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB SITE AT
WWW.WEATHER.GOV/PENDLETON.

&&

$$
257 
WWUS46 KPDT 202346
WSWPDT

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE PENDLETON OR
346 PM PST THU DEC 20 2012


WAZ520-210100-
/O.EXP.KPDT.WS.W.0014.000000T0000Z-121221T0000Z/
EAST SLOPES OF THE WASHINGTON CASCADES-
INCLUDING THE CITIES OF...CLE ELUM...CLIFFDELL...EASTON...
ROSLYN...TROUT LAKE
346 PM PST THU DEC 20 2012

...WINTER STORM WARNING WILL EXPIRE AT 4 PM PST THIS AFTERNOON...

SNOWFALL HAS DECREASED ACROSS THE EAST SLOPES OF THE WASHINGTON
CASCADES THIS AFTERNOON. WHILE SOME ADDITIONAL LIGHT SNOW IS
POSSIBLE TONIGHT...SIGNIFICANT ADDITIONAL SNOWFALL IS NOT
EXPECTED. THEREFORE...THE WINTER STORM WARNING WILL BE ALLOWED TO
EXPIRE AT 4 PM PST THIS AFTERNOON.



$$

What forecasters said that day

The local office's own words before this winter storm warning 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 winter storm warning went out at Dec 18, 2:56 PM PST, 52 minutes earlier.

Area forecast discussion, Dec 18, 2:56 PM PST, 52 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE PENDLETON OR
256 PM PST TUE DEC 18 2012

.SHORT TERM...TONIGHT THROUGH THURSDAY...ANOTHER PACIFIC WEATHER
SYSTEM WILL MAKES ITS WAY ACROSS THE AREA AND PROVIDE VARIOUS
WEATHER ELEMENTS TO THE FORECAST AREA.  SOUTHEAST PRESSURE GRADIENTS
WILL BUILD ACROSS THE AREA TOMORROW MORNING.  THIS WILL PROMOTE
BREEZY TO WINDY CONDITIONS BY LATE AFTERNOON ALONG THE FOOTHILLS OF
THE BLUE MOUNTAINS...THE GRANDE RONDE VALLEY...WALLOWA COUNTY...AND
POTENTIALLY VERY WINDY CONDITIONS ACROSS THE SOUTHERN BLUE MOUNTAINS
AND THE SOUTHERN OREGON FOOTHILLS.  WIND HIGHLIGHTS HAVE BEEN ISSUED
FOR SEVERAL OF THE LISTED AREAS.  PLEASE REFER TO PRODUCT PDXNPWPDT
FOR DETAILS ON WATCHES...WARNINGS...OR ADVISORIES.

EASTERLY GRADIENTS WILL ALSO AID IN THE TRAPPING OF COLD AIR ALONG
THE EAST SLOPES OF THE WASHINGTON CASCADES...EASTERN COLUMBIA RIVER
GORGE...THE SIMCOE HIGHLANDS...THE YAKIMA AND KITTITAS VALLEYS.
THERE IS ALSO CONCERN STARTING LATE TOMORROW AFTERNOON FOR
SIGNIFICANT UPSLOPE SNOW SHOWERS ABOVE 4000FT ALONG THE EAST SLOPES
OF THE OREGON CASCADES.  THIS COMBINED WITH A MODERATE TO STRONG
SURFACE GRADIENT COULD PRODUCE HEAVY SNOW AND AREAS OF BLOWING SNOW.
THEREFORE WINTER HIGHLIGHTS HAVE BEEN ISSUED FOR THESE AREAS. PLEASE
REFER TO PRODUCT PDXWSWPDT FOR FURTHER DETAILS ON
WATCHES...WARNINGS...OR ADVISORIES.

.LONG TERM...THURSDAY NIGHT THROUGH SUNDAY...PACIFIC NORTHWEST WILL
BE UNDER THE INFLUENCE OF A MOST SOUTHWEST FLOW THROUGH SATURDAY AS
A DEEP UPPER LEVEL TROUGH REMAINS OFFSHORE. THERE WILL BE CONTINUOUS
SHOWERS ACROSS THE FORECAST AREA AS SURGES OF MOISTURE MOVE THROUGH
THIS PATTERN. SNOW LEVELS WILL RANGE FROM 1000 FEET TO AROUND 3500
FEET. LOWEST SNOW LEVELS WILL BE ALONG THE EAST SLOPES OF THE
WASHINGTON CASCADES AS MODELS CONTINUE TO HOLD ON TO A COLD POOL OF
AIR IN THIS REGION. HIGHEST SNOW LEVELS WILL BE IN SOUTHERN AND
EASTERN PORTION OF THE FORECAST AREA. EVENTUALLY THE UPPER LEVEL
TROUGH WILL MOVE INTO THE PACIFIC NORTHWEST BRINGING COLDER AIR AND
LOWERING SNOW LEVELS. THIS WILL OCCUR LATE SATURDAY AND INTO SUNDAY.
91

SUNDAY NIGHT THROUGH TUESDAY NIGHT...THE GFS AND ECMWF MODELS BEGIN
TO EXHIBIT TIMING DIFFERENCES IN THEIR 12Z RUN SOLUTIONS IN TERMS OF
THE MOVEMENT/SPEED OF A MID/UPPER LEVEL TROUGH MOVING THROUGH THE
INTERIOR PACIFIC NORTHWEST SUNDAY NIGHT. HOWEVER, BOTH THE GFS AND
ECMWF ENSEMBLE RUNS INDICATE A GENERAL INCREASE IN 500MB HEIGHTS
FROM SUNDAY NIGHT THROUGH MONDAY NIGHT BY VIRTUE OF A MID/UPPER
LEVEL RIDGE OF HIGH PRESSURE BUILDING OVER THE REGION, WHICH POINTS
TO MAINLY DRY CONDITIONS THROUGH MONDAY NIGHT. THE FORECAST FOR THE
NEW DAY SEVEN 24-HOUR PERIOD (FROM DAYBREAK TUESDAY THROUGH TUESDAY
NIGHT) HINGES ON THE MODEL THAT HAS BETTER RUN-TO-RUN CONSISTENCY. I
CHOSE TO FOLLOW THE ECMWF MODEL FOR THE POPS FOR TUESDAY AND TUESDAY
NIGHT AS THE 00Z AND 12Z ECMWF MODEL RUNS SHOW VERY GOOD RUN-TO-RUN
CONSISTENCY, WHEREAS THE 00Z AND 12Z GFS RUNS SHOW EXTREMELY POOR
RUN-TO-RUN CONSISTENCY. AS SUCH I GAVE A LOT OF WEIGHT TO THE LATEST
12Z ECMWF RUN, WHICH INDICATES A WARM FRONT PUSHING THROUGH A RIDGE
OF HIGH PRESSURE ALONG THE COAST CAUSING WARM AIR ADVECTION INTO THE
FORECAST AREA RESULTING IN OVERRUNING PRECIPITATION ASSOCIATED WITH
THE WARM FRONT  FOR TUESDAY AND TUESDAY NIGHT. I THEREFORE INCREASED
POPS FOR TUESDAY/TUESDAY NIGHT. SNOW LEVELS WILL BE VERY LOW TUESDAY
AND TUESDAY NIGHT RESULTING IN SNOW IN THE MOUNTAINS AND A MIX OF
RAIN/SNOW AT LOWER ELEVATIONS IN THE LOWER COLUMBIA BASIN.  POLAN

&&

.AVIATION...PREVIOUS DISCUSSION...18Z TAFS...VFR CONDITIONS ARE
EXPECTED THROUGH THE NEXT 24 HOURS, WITH SOME EXCEPTIONS. CLOUD
BASES WILL RANGE BETWEEN 4000 AND 10000 FEET AGL WITH A BROKEN DECK
OF HIGH CIRRUS THIS MORNING  WITH ONLY FEW-SCT LOWER CLOUDS AND CIGS
AT MID/UPPER LEVELS. SCATTERED RAIN OR SNOW SHOWERS WILL BE POSSIBLE
TODAY MAINLY OVER HIGHER TERRAIN AND OVER MOUNTAINS. THERE IS THE
POSSIBILITY OF MVFR CONDITIONS WITH SNOW SHOWERS AT KRDM AND KBDN
THIS AFTERNOON. CONDITIONS AT KDLS WILL BECOME MVFR TO IFR TONIGHT
INTO WEDNESDAY MORNING FROM 12Z/19TH UNTIL 18Z/19TH DUE TO SNOW
DECREASING CIGS AND VIS. WINDS WILL BE 5-15 KTS AT ALL SITES, WHILE
KPSC, KPDT AND KALW MAY SEE SOME HIGHER GUSTS THIS AFTERNOON.  POLAN

&&

.PRELIMINARY POINT TEMPS/POPS...
PDT  26  38  33  41 /  10  20  20  20
ALW  30  40  34  42 /  10  20  20  20
PSC  28  38  35  44 /  10  70  60  30
YKM  23  33  27  36 /  10  80  80  60
HRI  28  39  34  45 /  10  60  40  30
ELN  21  34  26  36 /  10  90  90  70
RDM  19  39  26  37 /  20  30  30  80
LGD  22  32  29  34 /  20  60  50  40
GCD  19  33  26  34 /  20  50  40  50
DLS  29  40  33  41 /  20  70  80  70

&&

.PDT WATCHES/WARNINGS/ADVISORIES...
OR...WIND ADVISORY FROM 4 PM WEDNESDAY TO 4 PM PST THURSDAY ORZ050.

     WIND ADVISORY FROM 4 PM WEDNESDAY TO 4 PM PST THURSDAY ORZ507.

     HIGH WIND WATCH FROM WEDNESDAY AFTERNOON THROUGH THURSDAY
     AFTERNOON ORZ503-508.

     WINTER STORM WATCH FROM WEDNESDAY AFTERNOON THROUGH THURSDAY
     AFTERNOON ORZ509.

     WINTER WEATHER ADVISORY FROM 4 AM TO 6 PM PST WEDNESDAY ORZ041.

     WIND ADVISORY FROM 7 AM WEDNESDAY TO NOON PST THURSDAY ORZ049.

     WA...WINTER WEATHER ADVISORY FROM 4 AM WEDNESDAY TO 1 AM PST
     THURSDAY WAZ027.

     WINTER WEATHER ADVISORY FROM 4 AM WEDNESDAY TO 1 AM PST
     THURSDAY WAZ521.

     WINTER STORM WARNING FROM 4 AM WEDNESDAY TO 10 AM PST THURSDAY
     WAZ520.

     WINTER WEATHER ADVISORY FROM 4 AM TO 6 PM PST WEDNESDAY WAZ024.

     WINTER STORM WARNING FROM 4 AM WEDNESDAY TO 4 AM PST THURSDAY
     WAZ026.

&&

THREAT INDEX
WEDNESDAY : RED
THURSDAY : RED
FRIDAY : 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

89/99/91/99
Hazardous weather outlook, Dec 18, 5:33 AM PST, 10 hours 15 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE PENDLETON OR
533 AM PST TUE DEC 18 2012

ORZ041-042-044-049-050-502-503-505>509-WAZ024-026>030-520-521-
191315-
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-
533 AM PST TUE DEC 18 2012

THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL AND NORTHEAST OREGON
AS WELL AS SOUTH CENTRAL AND SOUTHEAST WASHINGTON.

.DAY ONE...TODAY AND TONIGHT

THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW.

THERE WILL BE SOME LIGHT SNOW SHOWERS OVER THE CWA TODAY, MAINLY IN
THE MOUNTAINS. HOWEVER, LIGHT FLURRIES ARE POSSIBLE ANYWHERE DURING
THE AFTERNOON.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY

SNOW WEDNESDAY
     EAST SLOPES OF THE WASHINGTON CASCADES, SIMCOE HIGHLANDS,
     KITTITAS VALLEY, YAKIMA VALLEY

STRONG WIND WEDNESDAY
     FOOTHILLS OF THE BLUE MOUNTAINS OF WASHINGTON, NORTHWEST BLUE
     MOUNTAINS OF WASHINGTON, NORTH CENTRAL OREGON, EAST SLOPES OF
     THE OREGON CASCADES, GRANDE RONDE VALLEY, WALLOWA COUNTY,
     FOOTHILLS OF THE NORTHERN BLUE MOUNTAINS OF OREGON, NORTHERN
     BLUE MOUNTAINS OF OREGON, SOUTHERN BLUE MOUNTAINS OF OREGON,
     FOOTHILLS OF THE SOUTHERN BLUE MOUNTAINS OF OREGON, JOHN DAY
     BASIN, OCHOCO-JOHN DAY HIGHLANDS

SNOW THURSDAY
     EAST SLOPES OF THE WASHINGTON CASCADES, SIMCOE HIGHLANDS,
     KITTITAS VALLEY, YAKIMA VALLEY

STRONG WIND THURSDAY
     FOOTHILLS OF THE BLUE MOUNTAINS OF WASHINGTON, NORTHWEST BLUE
     MOUNTAINS OF WASHINGTON, NORTH CENTRAL OREGON, EAST SLOPES OF
     THE OREGON CASCADES, GRANDE RONDE VALLEY, WALLOWA COUNTY,
     FOOTHILLS OF THE NORTHERN BLUE MOUNTAINS OF OREGON, NORTHERN
     BLUE MOUNTAINS OF OREGON, SOUTHERN BLUE MOUNTAINS OF OREGON,
     FOOTHILLS OF THE SOUTHERN BLUE MOUNTAINS OF OREGON, JOHN DAY
     BASIN, OCHOCO-JOHN DAY HIGHLANDS

A WEATHER SYSTEM WILL MOVE THROUGH EASTERN WASHINGTON AND OREGON
WEDNESDAY AND THURSDAY. THIS SYSTEM WILL BRING SNOW TO THE EAST
SLOPES OF THE WASHINGTON CASCADES, THE SIMCOE HIGHLANDS, YAKIMA
VALLEY, AND KITTITAS VALLEY WEDNESDAY MORNING. A WINTER STORM WATCH
HAS BEEN ISSUED FOR THESE AREAS. THE PRECIPITATION WILL SPREAD EAST
WEDNESDAY AFTERNOON. IN THE LOWER ELEVATIONS OF THE COLUMBIA BASIN
THE PRECIPITATION WILL CHANGE TO A RAIN OR RAIN-SNOW MIX WEDNESDAY
AFTERNOON. PRECIPITATION MAY CHANGE TO A RAIN-SNOW MIX IN THE LOWER
YAKIMA VALLEY OVERNIGHT WEDNESDAY. PRECIPITATION WILL TAPER OFF
THURSDAY NIGHT.

THIS SYSTEM WILL ALSO BRING VERY WINDY CONDITIONS TO PORTIONS OF
OREGON AND SOUTHEAST WASHINGTON. THE STRONG WINDS WILL BEGIN
WEDNESDAY MORNING IN THE SOUTHERN GRANDE RONDE VALLEY. A HIGH WIND
WATCH HAS BEEN ISSUED FOR LADD AND PYLES CANYONS WHERE CONFIDENCE IS
HIGH THAT VERY WINDY CONDITIONS (WARNING OR ADVISORY) WILL OCCUR.
WINDY CONDITIONS WILL SPREAD TO THE REST OF NORTHEAST OREGON AND THE
LOWER COLUMBIA BASIN, BLUE MOUNTAIN FOOTHILLS, AND THE NORTHWEST
BLUES IN WASHINGTON WEDNESDAY NIGHT. THE STRONG WINDS WILL CONTINUE
THURSDAY, THEN DECREASE THURSDAY EVENING. ADDITIONAL WIND HIGHLIGHTS
ARE LIKELY.

UNSETTLED AND COLD WEATHER WILL PERSIST THE REST OF THE WEEK.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE REQUIRED WEDNESDAY AND THURSDAY.

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
Dec 17, 4:57 PM PSTWinter Storm WatchPDTKittitas, Klickitat, Yakima23 hr
Dec 18, 2:58 PM PSTWind AdvisoryPDTBenton, Columbia, Franklin, Klickitat, Walla Walla55 hr
Dec 18, 3:48 PM PSTWinter Weather AdvisoryPDTKlickitat, Yakima47 hr

Nearby

Winter Storm Warnings in Washington, 2012Every winter storm warning in 2012

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.