Alert archive / Washington / Wind Advisories in 2008

Wind Advisory 9, NWS Pendleton, OR

February 6, 2008Morrow County, Umatilla County, Union County, Oregon; 7 counties in Washington

NWS Pendleton, OR issued this wind advisory at Feb 6, 2008, 2:48 PM PST for Morrow County, Umatilla County, Union County, Oregon; 7 counties in Washington. It took effect at Feb 6, 2008, 7:00 PM PST. It was in force for 24 hr.

The area

The counties it named.

The facts

Issued
Feb 6, 2008, 2:48 PM PST (22:48 UTC)
In effect from
Feb 6, 2008, 7:00 PM PST
Expired
Feb 7, 2008, 7:00 PM PST
In force
24 hr
Issued by
NWS Pendleton, OR

Counties Morrow County, OR, Umatilla County, OR, Union County, OR, Benton County, WA, Columbia County, WA, Franklin County, WA, Kittitas County, WA, Klickitat County, WA, Walla Walla County, WA, Yakima County, WA

The radar

The Pendleton radar (KPDT), 59 km from the middle of the area, began a volume at 22:49 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

Spokane, WA (KOTX), launched 12:00Z, 10.8 hours before the alert went out and 285 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, Spokane, WA at 12:00Z on 2008-02-06Temperature 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, Spokane, WA at 12:00Z on 2008-02-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 215 square meters per square second.1939587897117Sfc1 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
1299 m above ground
0-6 km bulk shear
64 kt
0-1 km storm-relative helicity
215 m²/s²
0-3 km storm-relative helicity
199 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.

000 
WWUS76 KPDT 062248
NPWPDT

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE PENDLETON OR
248 PM PST WED FEB 6 2008

...STRONG WINDS OVER PORTIONS OF NORTHEAST OREGON AND SOUTHEAST
WASHINGTON THIS EVENING THROUGH THURSDAY...

.ANOTHER STORM WILL MOVE ACROSS THE PACIFIC NORTHWEST TONIGHT AND
THURSDAY. THIS SYSTEM WILL GENERATE STRONG SOUTHWEST WINDS IN
MANY AREAS. GUSTS COULD REACH 45 TO 55 MPH AT TIMES.

ORZ049-070700-
/O.NEW.KPDT.WI.Y.0009.080207T0300Z-080207T1600Z/
GRANDE RONDE VALLEY-
INCLUDING THE CITIES OF...LA GRANDE...ELGIN...UNION
248 PM PST WED FEB 6 2008

...WIND ADVISORY IN EFFECT FROM 7 PM THIS EVENING TO 8 AM PST
THURSDAY...

THE NATIONAL WEATHER SERVICE IN PENDLETON HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 7 PM THIS EVENING TO 8 AM PST
THURSDAY. 

SOUTH WINDS WILL INCREASE THIS EVENING AND REMAIN STRONG THROUGH
THE NIGHT. SUSTAINED WINDS OF 30 TO 40 MPH ARE EXPECTED WITH
GUSTS TO 50 MPH AT TIMES.

A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST
BETWEEN 30 AND 39 MPH OR GUSTS RANGING FROM 46 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.

$$

ORZ042>044-501-504-WAZ028-029-070700-
/O.NEW.KPDT.WI.Y.0009.080207T0600Z-080208T0300Z/
NORTH CENTRAL OREGON-CENTRAL OREGON-
LOWER COLUMBIA BASIN OF OREGON-
FOOTHILLS OF THE BLUE MOUNTAINS OF OREGON-
NORTHERN WHEELER AND SOUTHERN GILLIAM COUNTIES-
LOWER COLUMBIA BASIN OF WASHINGTON-
FOOTHILLS OF THE BLUE MOUNTAINS OF WASHINGTON-
INCLUDING THE CITIES OF...DUFUR...MADRAS...MAUPIN...MORO...BEND...
LA PINE...PRINEVILLE...REDMOND...ARLINGTON...BOARDMAN...
HERMISTON...HEPPNER...PENDLETON...CONDON...FOSSIL...SPRAY...
CONNELL...PROSSER...TRI-CITIES...DAYTON...WAITSBURG...WALLA WALLA
248 PM PST WED FEB 6 2008

...WIND ADVISORY IN EFFECT FROM 10 PM THIS EVENING TO 7 PM PST
THURSDAY...

THE NATIONAL WEATHER SERVICE IN PENDLETON HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 10 PM THIS EVENING TO 7 PM PST
THURSDAY. 

SOUTHWEST WINDS WILL INCREASE THIS EVENING AND REMAIN STRONG
THROUGH THE NIGHT AND INTO THURSDAY. SUSTAINED WINDS OF 30 TO 40
MPH ARE EXPECTED WITH GUSTS OF 40 TO 50 MPH AT TIMES.

A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST
BETWEEN 30 AND 39 MPH OR GUSTS RANGING FROM 46 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.

$$
6 follow-up statements
000 
WWUS76 KPDT 070308
NPWPDT

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE PENDLETON OR
708 PM PST WED FEB 6 2008

...STRONG WINDS OVER PORTIONS OF NORTHEAST OREGON AND SOUTHEAST
WASHINGTON THIS EVENING THROUGH THURSDAY...

.ANOTHER STORM WILL MOVE ACROSS THE PACIFIC NORTHWEST TONIGHT AND
THURSDAY. THIS SYSTEM WILL GENERATE STRONG SOUTHWEST WINDS IN
MANY AREAS. DAMAGING WIND GUSTS ARE EXPECTED IN THE LOWER COLUMBIA
BASIN AND THE FOOTHILLS OF THE BLUE MOUNTAINS ON THURSDAY.

ORZ044-501-WAZ028-029-071115-
/O.NEW.KPDT.HW.W.0004.080207T1000Z-080208T0300Z/
/O.EXT.KPDT.WI.Y.0009.080207T0600Z-080207T1000Z/
LOWER COLUMBIA BASIN OF OREGON-
FOOTHILLS OF THE BLUE MOUNTAINS OF OREGON-
LOWER COLUMBIA BASIN OF WASHINGTON-
FOOTHILLS OF THE BLUE MOUNTAINS OF WASHINGTON-
INCLUDING THE CITIES OF...ARLINGTON...BOARDMAN...HERMISTON...
HEPPNER...PENDLETON...CONNELL...PROSSER...TRI-CITIES...DAYTON...
WAITSBURG...WALLA WALLA
708 PM PST WED FEB 6 2008

...WIND ADVISORY NOW IN EFFECT FROM 10 PM THIS EVENING TO 2 AM
PST THURSDAY...
...HIGH WIND WARNING IN EFFECT FROM 2 AM TO 7 PM PST THURSDAY...

THE NATIONAL WEATHER SERVICE IN PENDLETON HAS ISSUED A HIGH WIND
WARNING...WHICH IS IN EFFECT FROM 2 AM TO 7 PM PST THURSDAY. THE
WIND ADVISORY IS NOW IN EFFECT FROM 10 PM THIS EVENING TO 2 AM
PST THURSDAY. 

SOUTHWEST WINDS WILL INCREASE THIS EVENING AND REMAIN STRONG
THROUGH THE NIGHT. BY 2 AM THURSDAY...VERY STRONG WINDS ALOFT OVER
EASTERN WASHINGTON AND EASTERN OREGON WILL MIX DOWN TO THE
SURFACE. WINDS SUSTAINED AT 30 TO 45 MPH WITH GUSTS TO NEAR 65 MPH
ARE EXPECTED ON THURSDAY...MAINLY IN THE MORNING HOURS.

A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST
BETWEEN 30 AND 39 MPH OR GUSTS RANGING FROM 46 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.

A HIGH WIND WARNING IS ISSUED WHEN SUSTAINED WINDS ARE EXPECTED
TO BE 40 MPH OR GREATER WITH GUSTS IN EXCESS OF 58 MPH. THESE
WINDS CAN EASILY TOSS AROUND LOOSE OBJECTS AND DOWN LARGE TREE
LIMBS AND POWERLINES. THOSE VENTURING OUTDOORS SHOULD USE EXTREME
CAUTION AND BE ALERT FOR FLYING DEBRIS. DRIVING MAY ALSO BE
DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. FOR ADDITIONAL
WEATHER INFORMATION...CHECK OUR WEB SITE AT
WWW.WEATHER.GOV/PENDLETON.

$$

ORZ049-071115-
/O.CON.KPDT.WI.Y.0009.000000T0000Z-080207T1600Z/
GRANDE RONDE VALLEY-
INCLUDING THE CITIES OF...LA GRANDE...ELGIN...UNION
708 PM PST WED FEB 6 2008

...WIND ADVISORY REMAINS IN EFFECT UNTIL 8 AM PST THURSDAY...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 8 AM PST THURSDAY. 

SOUTH WINDS WILL INCREASE THIS EVENING AND REMAIN STRONG THROUGH
THE NIGHT. SUSTAINED WINDS OF 30 TO 40 MPH ARE EXPECTED WITH
GUSTS TO 50 MPH AT TIMES.

A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST
BETWEEN 30 AND 39 MPH OR GUSTS RANGING FROM 46 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.

$$

ORZ042-043-504-071115-
/O.CON.KPDT.WI.Y.0009.080207T0600Z-080208T0300Z/
NORTH CENTRAL OREGON-CENTRAL OREGON-
NORTHERN WHEELER AND SOUTHERN GILLIAM COUNTIES-
INCLUDING THE CITIES OF...DUFUR...MADRAS...MAUPIN...MORO...BEND...
LA PINE...PRINEVILLE...REDMOND...CONDON...FOSSIL...SPRAY
708 PM PST WED FEB 6 2008

...WIND ADVISORY REMAINS IN EFFECT FROM 10 PM THIS EVENING TO
7 PM PST THURSDAY...

A WIND ADVISORY REMAINS IN EFFECT FROM 10 PM THIS EVENING TO 7 PM
PST THURSDAY. 

SOUTHWEST WINDS WILL INCREASE THIS EVENING AND REMAIN STRONG
THROUGH THE NIGHT AND INTO THURSDAY. SUSTAINED WINDS OF 30 TO
40 MPH ARE EXPECTED WITH GUSTS OF 40 TO 50 MPH AT TIMES.

A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST
BETWEEN 30 AND 39 MPH OR GUSTS RANGING FROM 46 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.

$$
000 
WWUS76 KPDT 070500
NPWPDT

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE PENDLETON OR
900 PM PST WED FEB 6 2008

...STRONG WINDS OVER PORTIONS OF NORTHEAST OREGON AND SOUTHEAST
WASHINGTON THIS EVENING THROUGH THURSDAY...

.ANOTHER STORM WILL MOVE ACROSS THE PACIFIC NORTHWEST TONIGHT AND
THURSDAY. THIS SYSTEM WILL GENERATE STRONG SOUTHWEST WINDS IN
MANY AREAS. DAMAGING WIND GUSTS ARE EXPECTED IN THE LOWER
COLUMBIA BASIN AND THE FOOTHILLS OF THE BLUE MOUNTAINS ON
THURSDAY.

ORZ044-501-WAZ028-029-071300-
/O.CON.KPDT.HW.W.0004.080207T1000Z-080208T0300Z/
/O.CON.KPDT.WI.Y.0009.080207T0600Z-080207T1000Z/
LOWER COLUMBIA BASIN OF OREGON-
FOOTHILLS OF THE BLUE MOUNTAINS OF OREGON-
LOWER COLUMBIA BASIN OF WASHINGTON-
FOOTHILLS OF THE BLUE MOUNTAINS OF WASHINGTON-
INCLUDING THE CITIES OF...ARLINGTON...BOARDMAN...HERMISTON...
HEPPNER...PENDLETON...CONNELL...PROSSER...TRI-CITIES...DAYTON...
WAITSBURG...WALLA WALLA
900 PM PST WED FEB 6 2008

...WIND ADVISORY REMAINS IN EFFECT UNTIL 2 AM PST THURSDAY...
...HIGH WIND WARNING REMAINS IN EFFECT FROM 2 AM TO 7 PM PST
THURSDAY...

A HIGH WIND WARNING REMAINS IN EFFECT FROM 2 AM TO 7 PM PST
THURSDAY. A WIND ADVISORY REMAINS IN EFFECT UNTIL 2 AM PST
THURSDAY. 

SOUTHWEST WINDS WILL INCREASE THIS EVENING AND REMAIN STRONG
THROUGH THE NIGHT. BY 2 AM THURSDAY...VERY STRONG WINDS ALOFT
OVER EASTERN WASHINGTON AND EASTERN OREGON WILL MIX DOWN TO THE
SURFACE. WINDS SUSTAINED AT 30 TO 45 MPH WITH GUSTS TO NEAR
65 MPH ARE EXPECTED ON THURSDAY...MAINLY IN THE MORNING HOURS.

A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST
BETWEEN 30 AND 39 MPH OR GUSTS RANGING FROM 46 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.

A HIGH WIND WARNING IS ISSUED WHEN SUSTAINED WINDS ARE EXPECTED
TO BE 40 MPH OR GREATER WITH GUSTS IN EXCESS OF 58 MPH. THESE
WINDS CAN EASILY TOSS AROUND LOOSE OBJECTS AND DOWN LARGE TREE
LIMBS AND POWERLINES. THOSE VENTURING OUTDOORS SHOULD USE EXTREME
CAUTION AND BE ALERT FOR FLYING DEBRIS. DRIVING MAY ALSO BE
DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. FOR ADDITIONAL
WEATHER INFORMATION...CHECK OUR WEB SITE AT
WWW.WEATHER.GOV/PENDLETON.

$$

WAZ027-071300-
/O.EXA.KPDT.WI.Y.0009.080207T0600Z-080208T0300Z/
YAKIMA VALLEY-
INCLUDING THE CITIES OF...SUNNYSIDE...YAKIMA
900 PM PST WED FEB 6 2008

...WIND ADVISORY IN EFFECT UNTIL 7 PM PST THURSDAY...

THE NATIONAL WEATHER SERVICE IN PENDLETON HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT UNTIL 7 PM PST THURSDAY. 

SOUTHWEST WINDS WILL INCREASE THIS EVENING AND REMAIN STRONG
THROUGH THE NIGHT AND INTO THURSDAY. SUSTAINED WINDS OF 25 TO 35 MPH
ARE EXPECTED WITH GUSTS OF 40 TO 50 MPH AT TIMES. LOCAL GUSTS TO
55 MPH ARE POSSIBLE IN THE SOUTHERN PORTION OF THE YAKIMA VALLEY.

A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST
BETWEEN 30 AND 39 MPH OR GUSTS RANGING FROM 46 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.

$$

ORZ049-071300-
/O.CON.KPDT.WI.Y.0009.000000T0000Z-080207T1600Z/
GRANDE RONDE VALLEY-
INCLUDING THE CITIES OF...LA GRANDE...ELGIN...UNION
900 PM PST WED FEB 6 2008

...WIND ADVISORY REMAINS IN EFFECT UNTIL 8 AM PST THURSDAY...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 8 AM PST THURSDAY. 

SOUTH WINDS WILL INCREASE THIS EVENING AND REMAIN STRONG THROUGH
THE NIGHT. SUSTAINED WINDS OF 30 TO 40 MPH ARE EXPECTED WITH
GUSTS TO 50 MPH AT TIMES.

A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST
BETWEEN 30 AND 39 MPH OR GUSTS RANGING FROM 46 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.

$$

ORZ042-043-504-071300-
/O.CON.KPDT.WI.Y.0009.080207T0600Z-080208T0300Z/
NORTH CENTRAL OREGON-CENTRAL OREGON-
NORTHERN WHEELER AND SOUTHERN GILLIAM COUNTIES-
INCLUDING THE CITIES OF...DUFUR...MADRAS...MAUPIN...MORO...BEND...
LA PINE...PRINEVILLE...REDMOND...CONDON...FOSSIL...SPRAY
900 PM PST WED FEB 6 2008

...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM PST THURSDAY...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM PST THURSDAY. 

SOUTHWEST WINDS WILL INCREASE THIS EVENING AND REMAIN STRONG
THROUGH THE NIGHT AND INTO THURSDAY. SUSTAINED WINDS OF 30 TO
40 MPH ARE EXPECTED WITH GUSTS OF 40 TO 50 MPH AT TIMES.

A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST
BETWEEN 30 AND 39 MPH OR GUSTS RANGING FROM 46 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.

$$
000 
WWUS76 KPDT 071218
NPWPDT

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE PENDLETON OR
418 AM PST THU FEB 7 2008

...STRONG WINDS WILL OCCUR OVER PORTIONS OF NORTHEAST OREGON AND
SOUTHEAST WASHINGTON TODAY...

.ANOTHER STORM WILL MOVE ACROSS THE PACIFIC NORTHWEST TODAY.
PRESSURE GRADIENTS WILL CONTINUE TO BE TIGHT LIKELY CREATING
STRONG WINDS ACROSS PORTIONS OF THE LOWER COLUMBIA BASIN AND
FOOTHILLS OF THE BLUE MOUNTAINS.


ORZ044-501-WAZ028-029-072030-
/O.CON.KPDT.HW.W.0004.000000T0000Z-080208T0300Z/
LOWER COLUMBIA BASIN OF OREGON-
FOOTHILLS OF THE BLUE MOUNTAINS OF OREGON-
LOWER COLUMBIA BASIN OF WASHINGTON-
FOOTHILLS OF THE BLUE MOUNTAINS OF WASHINGTON-
INCLUDING THE CITIES OF...ARLINGTON...BOARDMAN...HERMISTON...
HEPPNER...PENDLETON...CONNELL...PROSSER...TRI-CITIES...DAYTON...
WAITSBURG...WALLA WALLA
418 AM PST THU FEB 7 2008

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 7 PM PST THIS
EVENING...

A HIGH WIND WARNING REMAINS IN EFFECT UNTIL 7 PM PST THIS
EVENING. 

STRONG SOUTHWEST WINDS BETWEEN 30 TO 45 MPH WITH GUSTS TO NEAR 65
MPH WILL CONTINUE THROUGHOUT THE DAY.

A HIGH WIND WARNING IS ISSUED WHEN SUSTAINED WINDS ARE EXPECTED
TO BE 40 MPH OR GREATER WITH GUSTS IN EXCESS OF 58 MPH. THESE
WINDS CAN EASILY TOSS AROUND LOOSE OBJECTS AND DOWN LARGE TREE
LIMBS AND POWERLINES. THOSE VENTURING OUTDOORS SHOULD USE EXTREME
CAUTION AND BE ALERT FOR FLYING DEBRIS. DRIVING MAY ALSO BE
DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. FOR ADDITIONAL
WEATHER INFORMATION...CHECK OUR WEB SITE AT
WWW.WEATHER.GOV/PENDLETON.

$$

WAZ026-072030-
/O.EXA.KPDT.WI.Y.0009.000000T0000Z-080208T0300Z/
KITTITAS VALLEY-
INCLUDING THE CITY OF...ELLENSBURG
418 AM PST THU FEB 7 2008

...WIND ADVISORY IN EFFECT UNTIL 7 PM PST THIS EVENING...

THE NATIONAL WEATHER SERVICE IN PENDLETON HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT UNTIL 7 PM PST THIS EVENING. 

VERY WINDY WEST TO SOUTHWEST WINDS BETWEEN 30 TO 40 MPH WITH GUSTS
TO 50 MPH ARE EXPECTED TO CONTINUE THROUGH THE DAY.

A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST
BETWEEN 30 AND 39 MPH OR GUSTS RANGING FROM 46 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.

$$

ORZ042-043-504-072030-
/O.CON.KPDT.WI.Y.0009.000000T0000Z-080208T0300Z/
NORTH CENTRAL OREGON-CENTRAL OREGON-
NORTHERN WHEELER AND SOUTHERN GILLIAM COUNTIES-
INCLUDING THE CITIES OF...DUFUR...MADRAS...MAUPIN...MORO...BEND...
LA PINE...PRINEVILLE...REDMOND...CONDON...FOSSIL...SPRAY
418 AM PST THU FEB 7 2008

...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM PST THIS EVENING...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM PST THIS EVENING. 

VERY WINDY SOUTHWEST WINDS BETWEEN 30 TO 40 MPH WITH GUSTS NEARING 
50 MPH ARE EXPECTED TO CONTINUE THROUGH THE DAY.

A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST
BETWEEN 30 AND 39 MPH OR GUSTS RANGING FROM 46 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.

$$

ORZ049-071600-
/O.CON.KPDT.WI.Y.0009.000000T0000Z-080207T1600Z/
GRANDE RONDE VALLEY-
INCLUDING THE CITIES OF...LA GRANDE...ELGIN...UNION
418 AM PST THU FEB 7 2008

...WIND ADVISORY REMAINS IN EFFECT UNTIL 8 AM PST THIS MORNING...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 8 AM PST THIS MORNING. 

SOUTH WINDS BETWEEN 30 TO 40 MPH ARE EXPECTED THIS MORNING WITH
GUSTS TO 50 MPH.

A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST
BETWEEN 30 AND 39 MPH OR GUSTS RANGING FROM 46 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.

$$

WAZ027-072030-
/O.CON.KPDT.WI.Y.0009.000000T0000Z-080208T0300Z/
YAKIMA VALLEY-
INCLUDING THE CITIES OF...SUNNYSIDE...YAKIMA
418 AM PST THU FEB 7 2008

...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM PST THIS EVENING...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM PST THIS EVENING. 

VERY WINDY SOUTHWEST WINDS BETWEEN 30 TO 40 MPH WITH GUSTS TO 50
MPH ARE EXPECTED TO CONTINUE THROUGH THE DAY. LOCAL GUSTS TO 55
MPH ARE POSSIBLE IN THE SOUTHERN PORTION OF THE YAKIMA VALLEY.

A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST
BETWEEN 30 AND 39 MPH OR GUSTS RANGING FROM 46 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
000 
WWUS76 KPDT 071609
NPWPDT

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE PENDLETON OR
809 AM PST THU FEB 7 2008

...STRONG WINDS WILL OCCUR OVER PORTIONS OF NORTHEAST OREGON AND
SOUTHEAST WASHINGTON TODAY...

.ANOTHER STORM WILL MOVE ACROSS THE PACIFIC NORTHWEST TODAY.
PRESSURE GRADIENTS WILL CONTINUE TO PRODUCE STRONG WINDS ACROSS
PORTIONS OF THE LOWER COLUMBIA BASIN AND FOOTHILLS OF THE BLUE
MOUNTAINS.

ORZ049-071715-
/O.EXP.KPDT.WI.Y.0009.000000T0000Z-080207T1600Z/
GRANDE RONDE VALLEY-
INCLUDING THE CITIES OF...LA GRANDE...ELGIN...UNION
809 AM PST THU FEB 7 2008

...WIND ADVISORY HAS EXPIRED...

THE WIND ADVISORY IS NO LONGER IN EFFECT. 

STRONG SOUTH WINDS HAVE DIMINISHED. A COLD FRONT HAS MOVED THROUGH
THE AREA AND CHANGED WINDS TO THE NORTHWEST. BREEZY CONDITIONS
WILL CONTINUE THROUGH THE DAY.


$$

ORZ044-501-WAZ028-029-080015-
/O.CON.KPDT.HW.W.0004.000000T0000Z-080208T0300Z/
LOWER COLUMBIA BASIN OF OREGON-
FOOTHILLS OF THE BLUE MOUNTAINS OF OREGON-
LOWER COLUMBIA BASIN OF WASHINGTON-
FOOTHILLS OF THE BLUE MOUNTAINS OF WASHINGTON-
INCLUDING THE CITIES OF...ARLINGTON...BOARDMAN...HERMISTON...
HEPPNER...PENDLETON...CONNELL...PROSSER...TRI-CITIES...DAYTON...
WAITSBURG...WALLA WALLA
809 AM PST THU FEB 7 2008

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 7 PM PST THIS
EVENING...

A HIGH WIND WARNING REMAINS IN EFFECT UNTIL 7 PM PST THIS
EVENING. 

STRONG SOUTHWEST WINDS BETWEEN 30 TO 45 MPH WITH GUSTS TO NEAR
60 MPH WILL CONTINUE THROUGHOUT THE DAY.

A HIGH WIND WARNING IS ISSUED WHEN SUSTAINED WINDS ARE EXPECTED
TO BE 40 MPH OR GREATER WITH GUSTS IN EXCESS OF 58 MPH. THESE
WINDS CAN EASILY TOSS AROUND LOOSE OBJECTS AND DOWN LARGE TREE
LIMBS AND POWERLINES. THOSE VENTURING OUTDOORS SHOULD USE EXTREME
CAUTION AND BE ALERT FOR FLYING DEBRIS. DRIVING MAY ALSO BE
DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. FOR ADDITIONAL
WEATHER INFORMATION...CHECK OUR WEB SITE AT
WWW.WEATHER.GOV/PENDLETON.

$$

ORZ042-043-504-080015-
/O.CON.KPDT.WI.Y.0009.000000T0000Z-080208T0300Z/
NORTH CENTRAL OREGON-CENTRAL OREGON-
NORTHERN WHEELER AND SOUTHERN GILLIAM COUNTIES-
INCLUDING THE CITIES OF...DUFUR...MADRAS...MAUPIN...MORO...BEND...
LA PINE...PRINEVILLE...REDMOND...CONDON...FOSSIL...SPRAY
809 AM PST THU FEB 7 2008

...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM PST THIS EVENING...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM PST THIS EVENING. 

VERY WINDY SOUTHWEST WINDS BETWEEN 30 TO 40 MPH WITH GUSTS
NEARING 50 MPH ARE EXPECTED TO CONTINUE THROUGH THE DAY.

A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST
BETWEEN 30 AND 39 MPH OR GUSTS RANGING FROM 46 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.

$$

WAZ027-080015-
/O.CON.KPDT.WI.Y.0009.000000T0000Z-080208T0300Z/
YAKIMA VALLEY-
INCLUDING THE CITIES OF...SUNNYSIDE...YAKIMA
809 AM PST THU FEB 7 2008

...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM PST THIS EVENING...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM PST THIS EVENING. 

VERY WINDY SOUTHWEST WINDS BETWEEN 30 TO 40 MPH WITH GUSTS TO
50 MPH ARE EXPECTED TO CONTINUE THROUGH THE DAY. LOCAL GUSTS TO
55 MPH ARE POSSIBLE IN THE SOUTHERN PORTION OF THE YAKIMA VALLEY.

A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST
BETWEEN 30 AND 39 MPH OR GUSTS RANGING FROM 46 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.

$$

WAZ026-080015-
/O.CON.KPDT.WI.Y.0009.000000T0000Z-080208T0300Z/
KITTITAS VALLEY-
INCLUDING THE CITY OF...ELLENSBURG
809 AM PST THU FEB 7 2008

...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM PST THIS EVENING...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM PST THIS EVENING. 

VERY WINDY WEST TO SOUTHWEST WINDS BETWEEN 30 TO 40 MPH WITH
GUSTS TO 50 MPH ARE EXPECTED TO CONTINUE THROUGH THE DAY.

A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST
BETWEEN 30 AND 39 MPH OR GUSTS RANGING FROM 46 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.

$$
000 
WWUS76 KPDT 072234
NPWPDT

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE PENDLETON OR
234 PM PST THU FEB 7 2008

...STRONG WINDS WILL CONTINUE OVER PORTIONS OF NORTHEAST OREGON AND
SOUTHEAST WASHINGTON THROUGH THIS EVENING...


ORZ043-WAZ026-072345-
/O.CAN.KPDT.WI.Y.0009.000000T0000Z-080208T0300Z/
CENTRAL OREGON-KITTITAS VALLEY-
INCLUDING THE CITIES OF...BEND...LA PINE...PRINEVILLE...REDMOND...
ELLENSBURG
234 PM PST THU FEB 7 2008

...WIND ADVISORY IS CANCELLED...

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

WINDS ARE DECREASING AND WILL CONTINUE TO DIMINISH OVERNIGHT.

$$

ORZ044-501-WAZ028-029-080300-
/O.CON.KPDT.HW.W.0004.000000T0000Z-080208T0300Z/
LOWER COLUMBIA BASIN OF OREGON-
FOOTHILLS OF THE BLUE MOUNTAINS OF OREGON-
LOWER COLUMBIA BASIN OF WASHINGTON-
FOOTHILLS OF THE BLUE MOUNTAINS OF WASHINGTON-
INCLUDING THE CITIES OF...ARLINGTON...BOARDMAN...HERMISTON...
HEPPNER...PENDLETON...CONNELL...PROSSER...TRI-CITIES...DAYTON...
WAITSBURG...WALLA WALLA
234 PM PST THU FEB 7 2008

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 7 PM PST THIS
EVENING...

A HIGH WIND WARNING REMAINS IN EFFECT UNTIL 7 PM PST THIS
EVENING. 

STRONG SOUTHWEST WINDS BETWEEN 30 TO 45 MPH WITH GUSTS TO NEAR
60 MPH WILL CONTINUE INTO THE EARLY EVENING HOURS.

A HIGH WIND WARNING IS ISSUED WHEN SUSTAINED WINDS ARE EXPECTED
TO BE 40 MPH OR GREATER WITH GUSTS IN EXCESS OF 58 MPH. THESE
WINDS CAN EASILY TOSS AROUND LOOSE OBJECTS AND DOWN LARGE TREE
LIMBS AND POWERLINES. THOSE VENTURING OUTDOORS SHOULD USE EXTREME
CAUTION AND BE ALERT FOR FLYING DEBRIS. DRIVING MAY ALSO BE
DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. FOR ADDITIONAL
WEATHER INFORMATION...CHECK OUR WEB SITE AT
WWW.WEATHER.GOV/PENDLETON.

$$

ORZ042-504-080300-
/O.CON.KPDT.WI.Y.0009.000000T0000Z-080208T0300Z/
NORTH CENTRAL OREGON-
NORTHERN WHEELER AND SOUTHERN GILLIAM COUNTIES-
INCLUDING THE CITIES OF...DUFUR...MADRAS...MAUPIN...MORO...
CONDON...FOSSIL...SPRAY
234 PM PST THU FEB 7 2008

...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM PST THIS EVENING...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM PST THIS EVENING. 

VERY WINDY SOUTHWEST WINDS BETWEEN 30 TO 40 MPH WITH GUSTS
NEARING 50 MPH ARE EXPECTED TO CONTINUE INTO THE EARLY EVENING HOURS.

A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST
BETWEEN 30 AND 39 MPH OR GUSTS RANGING FROM 46 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.

$$

WAZ027-080300-
/O.CON.KPDT.WI.Y.0009.000000T0000Z-080208T0300Z/
YAKIMA VALLEY-
INCLUDING THE CITIES OF...SUNNYSIDE...YAKIMA
234 PM PST THU FEB 7 2008

...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM PST THIS EVENING...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM PST THIS EVENING. 

VERY WINDY SOUTHWEST WINDS BETWEEN 30 TO 40 MPH WITH GUSTS TO
50 MPH ARE EXPECTED TO CONTINUE INTO THE EARLY EVENING HOURS. LOCAL
GUSTS TO 55 MPH ARE POSSIBLE IN THE SOUTHERN PORTION OF THE YAKIMA
VALLEY.

A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST
BETWEEN 30 AND 39 MPH OR GUSTS RANGING FROM 46 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.

$$
000 
WWUS76 KPDT 080250
NPWPDT

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE PENDLETON OR
650 PM PST THU FEB 7 2008

ORZ044-501-WAZ028-029-080400-
/O.EXP.KPDT.HW.W.0004.000000T0000Z-080208T0300Z/
LOWER COLUMBIA BASIN OF OREGON-
FOOTHILLS OF THE BLUE MOUNTAINS OF OREGON-
LOWER COLUMBIA BASIN OF WASHINGTON-
FOOTHILLS OF THE BLUE MOUNTAINS OF WASHINGTON-
INCLUDING THE CITIES OF...ARLINGTON...BOARDMAN...HERMISTON...
HEPPNER...PENDLETON...CONNELL...PROSSER...TRI-CITIES...DAYTON...
WAITSBURG...WALLA WALLA
650 PM PST THU FEB 7 2008

...HIGH WIND WARNING WILL EXPIRE AT 7 PM PST THIS EVENING...

WINDS ARE DECREASING ACROSS THE LOWER COLUMBIA BASIN AND
FOOTHILLS OF THE BLUE MOUNTAINS...SO THE HIGH WIND WARNING WILL BE
ALLOWED TO EXPIRE AT 7 PM PST THIS EVENING.

$$

ORZ042-504-080400-
/O.EXP.KPDT.WI.Y.0009.000000T0000Z-080208T0300Z/
NORTH CENTRAL OREGON-
NORTHERN WHEELER AND SOUTHERN GILLIAM COUNTIES-
INCLUDING THE CITIES OF...DUFUR...MADRAS...MAUPIN...MORO...
CONDON...FOSSIL...SPRAY
650 PM PST THU FEB 7 2008

...WIND ADVISORY WILL EXPIRE AT 7 PM PST THIS EVENING...

WINDS HAVE DECREASED BELOW WIND ADVISORY CRITERIA IN OREGON...SO THE
WIND ADVISORY WILL BE ALLOWED TO EXPIRE AT 7 PM PST THIS EVENING. 

$$

WAZ027-080400-
/O.EXP.KPDT.WI.Y.0009.000000T0000Z-080208T0300Z/
YAKIMA VALLEY-
INCLUDING THE CITIES OF...SUNNYSIDE...YAKIMA
650 PM PST THU FEB 7 2008

...WIND ADVISORY WILL EXPIRE AT 7 PM PST THIS EVENING...

WINDS HAVE DECREASED BELOW ADVISORY CRITERIA IN THE YAKIMA
VALLEY...SO THE WIND ADVISORY WILL BE ALLOWED TO EXPIRE AT 7 PM
PST THIS EVENING..

$$

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 Feb 6, 2:28 PM PST, 20 minutes earlier.

Area forecast discussion, Feb 6, 2:28 PM PST, 20 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE PENDLETON OR
228 PM PST WED FEB 6 2008

.SHORT TERM...TONIGHT THROUGH THURSDAY NIGHT...ANOTHER STRONG STORM
TO MOVE ACROSS THE REGION TONIGHT AND THURSDAY. 150KT JET WILL PUSH
THIS SYSTEM THROUGH WITH RAIN/SNOW AND GUSTY WINDS. WATER VAPOR
IMAGERY SHOWING SYSTEM IS DEVELOPING A SIGNIFICANT CLOUD SHIELD
ASSOCIATED WITH WARM ADVECTION AND JET. THIS WILL OVERSPREAD THE
AREA THIS EVENING AND CONTINUE THROUGH THE NIGHT. EXPECT ALL AREAS
TO SEE PRECIPITATION WITH LOWER ELEVATIONS RECEIVING RAIN AND
MOUNTAINS GETTING SNOW. HEAVIER SNOW AMOUNTS LIKELY FOR THE CASCADES
AND BLUES AS UPSLOPE WILL BE HIGHEST THERE. SNOW AND BLOWING SNOW
ADVISORIES IN EFFECT FOR THESE LOCATIONS. PRECIPITATION WILL BE
DECREASING ON THURSDAY WITH THE EXCEPTION OF THE CASCADES AND BLUES
WHERE STRONG FLOW WILL CONTINUE THROUGH THE DAY. DOWNSLOPE FLOW OFF
THE CASCADES SHOULD KEEP RAIN AT A MINIMUM FOR THE COLUMBIA BASIN.
JET LIFTS BACK NORTHWARD TOWARD BC THURSDAY NIGHT HOWEVER MIXED
PRECIPITATION AND BREEZY CONDITIONS WILL CONTINUE. OTHER ISSUE WITH
THIS STORM WILL BE THE WINDS. SOUTHERLY SURFACE GRADIENTS REMAIN
FAIRLY TIGHT THROUGH THE PERIOD AND WESTERLY WINDS ALOFT ARE ALSO
STRONG. MOST LOCATIONS SHOULD SEE WINDY CONDITIONS WITH SOME AREAS
RECEIVING STRONG WINDS. HAVE ISSUED WIND ADVISORIES FOR MANY ZONES
VALID LATE THIS EVENING THROUGH THURSDAY EVENING AS 60-75 KT 850MB
WINDS WILL BE OVERHEAD AT THIS POINT.  94

.LONG TERM...FRIDAY THROUGH SUNDAY...AN UPPER RIDGE SHOULD BUILD
ALONG 135W FRIDAY AND FRIDAY NIGHT. THIS WILL RESULT IN AN
AMPLIFICATION OF THE NORTHWEST FLOW AND SOME WARM AIR ADVECTION OVER
THE PACNW. THIS NORTHWEST FLOW WILL REMAIN MOIST...SO THE WARM AIR
ADVECTION WILL PRODUCE SOME PRECIP. THERE SHOULD BE A FAIR AMOUNT OF
RAIN SHADOWING DUE TO THE NORTHWEST FLOW SO EXPECT BEST CHANCES OF
RAIN/SNOW TO BE NEAR THE CASCADE CREST AND ALONG WEST AND NORTHWEST
FACING SLOPES OF THE INTERIOR NORTHWEST MOUNTAINS. LOWER ELEVATION
SHOULD SEE JUST A LITTLE OR NO PRECIP. ALSO SHOULD SEE SNOW LEVELS
RISE. THE RIDGE AXIS LOOKS TO SHIFT EAST ACROSS THE PACNW SATURDAY
AND SATURDAY NIGHT. THIS SHOULD FURTHER LIMIT CHANCES OF PRECIP
ACROSS THE AREA. A WEAK DISTURBANCE IMBEDDED WITHIN THE UPPER FLOW
LOOKS TO FLATTEN THE RIDGE LATE SATURDAY NIGHT INTO SUNDAY. THIS
WILL CAUSE AN INCREASE IN MOISTURE AND DYNAMICS FOR AN INCREASE IN
PRECIP CHANCES. FOR NOW ONLY NUDGED CHANCES UP SLIGHTLY AS TRACK...
STRENGTH AND TIMING OF THE DISTURBANCE IS VERY UNCERTAIN AT THIS
TIME. 90

SUNDAY NIGHT THROUGH WEDNESDAY...CONTINUED MEDIUM RANGE
MODEL AGREEMENT ON THE LARGE SCALE PATTERN BUT A SIGNIFICANT
DIFFERENCE APPEARED ON THE GFS AND CANADIAN 12Z RUNS FOR SUNDAY
NIGHT AND MONDAY. HAVE DISCOUNTED THESE RUNS AND THEIR SOLUTION OF
DEVELOPING A WAVE OVER THE NORTHWEST COAST THEN CLOSING IT OFF NEAR
THE FOUR CORNERS REGION OF THE SOUTHWEST. INSTEAD HAVE FAVORED THE
MORE BROAD APPROACH OF THE ECMWF/GFS ENSEMBLE/CANADIAN ENSEMBLE IN
KEEPING A MEAN RIDGE OVER THE REGION THROUGH TUESDAY. AS SUCH...HAVE
MADE MOST OF THE COLUMBIA AND DESCHUTES BASINS DRY SUNDAY NIGHT
THROUGH MONDAY NIGHT WHILE KEEPING CHANCE POPS ACROSS THE HIGHER
TERRAIN DUE TO UNCERTAINTY FROM THE OPERATIONAL GFS/CANADIAN RUNS.

TUESDAY...MODELS AGAIN AGREE UPON A SOLUTION DEVELOPING A SHORT-WAVE
TROUGH OVER THE PACNW WITH EFFECTS LASTING INTO WEDNESDAY. BOTH GFS
AND ECMWF SHOW WARM ADVECTION AND SIGNIFICANT RISES IN SNOW LEVELS
BEGINNING IN THE LATTER HALF OF MONDAY NIGHT THROUGH MUCH OF
DAYLIGHT HOURS TUESDAY. MODEL 850MB TEMPERATURES ARE CURRENTLY
REACHING INTO UPPER 40S TUESDAY MORNING. ITS TOO EARLY TO BITE OFF
WHOLE-HEARTEDLY ON THIS DETAIL...BUT HAVE TRENDED SURFACE
TEMPERATURES AND SNOW LEVELS UPWARD FOR NOW AND WILL CONTINUE TO
MONITOR MODEL TRENDS. TUESDAY NIGHT...THE TROUGH MAKES ITS MAIN
ADVANCE ACROSS THE REGION WITH A FAIRLY FAST COLD FRONT AS WELL.
THIS SHOULD DROP SNOW LEVELS BACK TO SEASONAL NORMS WITH BEST SHOWER
ACTIVITY EXPECTED TO OCCUR OVER THE NORTHEASTERN OREGON MOUNTAINS
UNDER NORTHWEST FLOW. STILL KEPT CHANCE POPS NEARLY EVERYWHERE TO
ACCOUNT FOR UNCERTAIN TIMING. JBONK

&&

.AVIATION...PREVIOUS DISCUSSION...VFR CONDITIONS TO PREDOMINATE
THROUGH THE PERIOD. THE EXCEPTION WILL BE THIS EVENING AS PRECIP
WILL PRODUCE OCCASIONAL MVFR CIGS AND/OR VIS AT ALL TAF SITES EXCEPT
KPSC (THOUGH THEY COULD GET VERY CLOSE). WINDS OF 5 TO 15 KTS WITH A
FEW GUSTS WILL BE THE RULE ACROSS THE REGION THROUGH ABOUT 07/10Z.
AFTER THAT TIME...WINDS WILL INCREASE DUE TO TIGHTENING SURFACE
GRADIENTS AND STRONG WINDS ALOFT. THE STRONGEST WINDS ARE EXPECTED
AT KDLS...KPSC...KALW AND KPDT WHERE THEY WILL BE AT LEAST 20 TO 30
KTS WITH GUSTS BETWEEN 30 AND 40 KTS. 90

&&

.PRELIMINARY POINT TEMPS/POPS...
PDT  37  46  35  46 /  70  50  20  20
ALW  37  45  35  48 /  70  50  20  30
PSC  38  47  36  49 /  60  30  20  20
YKM  30  44  28  45 /  60  30  20  10
HRI  36  45  34  49 /  60  40  20  20
ELN  28  39  28  40 /  70  40  20  20
RDM  31  44  24  45 /  60  40  20  20
LGD  29  39  29  40 /  70  60  20  20
GCD  28  42  30  43 /  70  50  20  30
DLS  36  46  37  45 /  70  50  30  20

&&

.PDT WATCHES/WARNINGS/ADVISORIES...
OR...WIND ADVISORY FROM 10 PM THIS EVENING TO 7 PM PST THURSDAY FOR
     ORZ042>044-501-504.

     SNOW AND BLOWING SNOW ADVISORY UNTIL 3 PM PST THURSDAY FOR
     ORZ502.

     WIND ADVISORY FROM 7 PM THIS EVENING TO 8 AM PST THURSDAY FOR
     ORZ049.

WA...SNOW AND BLOWING SNOW ADVISORY FROM 6 PM THIS EVENING TO 6 PM
     PST THURSDAY FOR WAZ501-502.

     WIND ADVISORY FROM 10 PM THIS EVENING TO 7 PM PST THURSDAY FOR
     WAZ028-029.

     SNOW AND BLOWING SNOW ADVISORY UNTIL 3 PM PST THURSDAY FOR
     WAZ030.

&&

TI:YGG
FOR ADDITIONAL WEATHER INFORMATION, CHECK OUR WEB SITE AT...
WWW.WEATHER.GOV/PENDLETON
94/90/87/90
Hazardous weather outlook, Feb 6, 6:00 AM PST, 8 hours 48 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE PENDLETON OR
600 AM PST WED FEB 6 2008

ORZ041>044-049-050-501>506-WAZ024-026>030-501-502-071400-
EASTERN COLUMBIA RIVER GORGE OF OREGON-NORTH CENTRAL OREGON-
CENTRAL OREGON-LOWER COLUMBIA BASIN OF OREGON-GRANDE RONDE VALLEY-
WALLOWA COUNTY-FOOTHILLS OF THE BLUE MOUNTAINS OF OREGON-
NORTHERN BLUE MOUNTAINS OF OREGON-
SOUTHERN BLUE MOUNTAINS OF OREGON-
NORTHERN WHEELER AND SOUTHERN GILLIAM COUNTIES-JOHN DAY BASIN-
OCHOCO-JOHN DAY HIGHLANDS-
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-
EAST SLOPES OF THE CENTRAL CASCADES OF WASHINGTON-
EAST SLOPES OF THE SOUTHERN CASCADES OF WASHINGTON-
600 AM PST WED FEB 6 2008

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

.DAY ONE...TODAY AND TONIGHT.

SNOW
     NORTHWEST BLUE MOUNTAINS, NORTHERN BLUE MOUNTAINS OF OREGON

ANOTHER STRONG STORM SYSTEM WILL BRING ACCUMULATING SNOW TO THE BLUE
MOUNTAINS THIS AFTERNOON AND TONIGHT. SNOW AMOUNTS SHOULD RANGE
BETWEEN 7 TO 10 INCHES BY TOMORROW. IN ADDITION...WINDY CONDITIONS
THROUGH TONIGHT WILL LIKELY CREATE BLOWING AND DRIFTING OF SNOW.
PLEASE REFER TO PRODUCT PDXWSWPDT FOR ADDITIONAL DETAILS.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY.

SNOW THURSDAY
     NORTHWEST BLUE MOUNTAINS, NORTHERN BLUE MOUNTAINS OF OREGON

A STORM SYSTEM WILL CONTINUE TO BRING ACCUMULATING SNOW TO THE BLUE
MOUNTAINS THURSDAY. TOTAL SNOW AMOUNTS SHOULD RANGE BETWEEN 7 TO 10
INCHES. IN ADDITION...WINDY CONDITIONS WILL LIKELY CREATE BLOWING
AND DRIFTING OF SNOW. PLEASE REFER TO PRODUCT PDXWSWPDT FOR
ADDITIONAL DETAILS.

ELSEWHERE PRESSURE GRADIENTS WILL REMAIN TIGHT WITH WINDY CONDITIONS
EXPECTED ACROSS MANY PORTIONS OF THE AREA THURSDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL BE LIKELY FOR SNOW OVER THE NORTHERN BLUE
MOUNTAINS THIS AFTERNOON THROUGH TONIGHT AND INTO 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...EXCEPT THE H IN
CURRENTHAZARDS.

VP

In the hours before

Special weather statement, Feb 6, 10:30 AM PST, 4 hours 18 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PENDLETON OR
1030 AM PST WED FEB 6 2008

ORZ041>044-049-050-501>506-WAZ024-026>030-501-502-070000-
EASTERN COLUMBIA RIVER GORGE OF OREGON-NORTH CENTRAL OREGON-
CENTRAL OREGON-LOWER COLUMBIA BASIN OF OREGON-GRANDE RONDE VALLEY-
WALLOWA COUNTY-FOOTHILLS OF THE BLUE MOUNTAINS OF OREGON-
NORTHERN BLUE MOUNTAINS OF OREGON-
SOUTHERN BLUE MOUNTAINS OF OREGON-
NORTHERN WHEELER AND SOUTHERN GILLIAM COUNTIES-JOHN DAY BASIN-
OCHOCO-JOHN DAY HIGHLANDS-
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-
EAST SLOPES OF THE CENTRAL CASCADES OF WASHINGTON-
EAST SLOPES OF THE SOUTHERN CASCADES OF WASHINGTON-
INCLUDING THE CITIES OF...THE DALLES...DUFUR...MADRAS...MAUPIN...
MORO...BEND...LA PINE...PRINEVILLE...REDMOND...ARLINGTON...
BOARDMAN...HERMISTON...LA GRANDE...ELGIN...UNION...ENTERPRISE...
JOSEPH...WALLOWA...HEPPNER...PENDLETON...MEACHAM...TOLLGATE...
UKIAH...CONDON...FOSSIL...SPRAY...JOHN DAY...MONUMENT...
DAYVILLE...LONG CREEK...MITCHELL...SENECA...WHITE SALMON...
ELLENSBURG...SUNNYSIDE...YAKIMA...CONNELL...PROSSER...
TRI-CITIES...DAYTON...WAITSBURG...WALLA WALLA...CLE ELUM...
EASTON...ROSLYN...NACHES...GOLDENDALE...APPLETON...TROUT LAKE...
BICKLETON
1030 AM PST WED FEB 6 2008

...A STRONG FRONT WILL BRING VERY WINDY CONDITIONS AND MOUNTAIN SNOW
TONIGHT AND THURSDAY...

ANOTHER PACIFIC STORM SYSTEM WILL PUSH ACROSS WASHINGTON AND OREGON
LATER THIS EVENING INTO THURSDAY. SEVERAL WEATHER CONCERNS ARE
ANTICIPATED WITH THIS SYSTEM. SNOW WILL REDEVELOP OVER THE MOUNTAINS
LATER TODAY. HEAVY SNOW IS EXPECTED ALONG THE WASHINGTON AND OREGON
CASCADES. HOWEVER... PRECIPITATION WILL MAINLY FALL AS RAIN OR A
MIXTURE OF RAIN AND SNOW IN THE VALLEYS OF KITTITAS...YAKIMA...AND
KLICKITAT COUNTIES AS WELL AS ACROSS CENTRAL AND NORTH CENTRAL
OREGON. IN THE BLUE MOUNTAINS...THE HEAVIEST SNOW ACCUMULATIONS WILL
OCCUR FROM MEACHAM NORTHWARD WHERE 4 TO 7 INCHES ARE POSSIBLE FROM
WEDNESDAY AFTERNOON THROUGH THURSDAY MORNING.

THE FRONT WILL ALSO BRING VERY WINDY CONDITIONS. WINDS WILL INCREASE
LATE THIS EVENING WITH SUSTAINED WINDS OF 20 TO 35 MPH AND GUSTS TO
40 TO 50 MPH EXPECTED THROUGHOUT THE LOWER COLUMBIA BASIN...THE BLUE
MOUNTAIN FOOTHILLS...NORTH CENTRAL OREGON...AND PORTIONS OF THE
EASTERN COLUMBIA RIVER GORGE. VERY WINDY CONDITIONS ARE ALSO
EXPECTED ON MANY OF THE MOUNTAIN RIDGES AND THE SOUTHERN PORTION OF
THE GRANDE RONDE VALLEY AS WELL AS AREAS IN WALLOWA COUNTY. LOCAL
GUSTS TO 55 MPH ARE POSSIBLE. BLOWING AND DRIFTING SNOW IS LIKELY
OVER THE MOUNTAINS.

THOSE TRAVELING ACROSS SOUTH CENTRAL AND SOUTHEAST WASHINGTON AND
CENTRAL AND NORTHEAST OREGON TODAY THROUGH THURSDAY SHOULD BE
PREPARED FOR SNOW AND BLOWING SNOW IN THE MOUNTAINS AND VALLEYS AS
WELL AS VERY WINDY CONDITIONS THROUGHOUT THE LOWER COLUMBIA BASIN
AND ADJACENT VALLEYS.

The office that day

Everything else NWS Pendleton, OR issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Feb 6, 4:14 AM PSTSnow and Blowing Snow AdvisoryPDTUmatilla, Union, Wallowa38 hr

Nearby

Wind Advisories in Washington, 2008Wind Advisories in Oregon, 2008Every wind advisory in 2008

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.