WINTER WEATHER ADVISORY
Issue Date: 252 PM PST FRI DEC 11 2009
Expiration: 1000 AM PST SUN DEC 13 2009

...WINTER STORM EXPECTED TO IMPACT EASTERN OREGON AND SOUTH
CENTRAL AND SOUTHEAST WASHINGTON TONIGHT THROUGH SUNDAY...
.A PACIFIC STORM SYSTEM WILL SPREAD A WINTER MIX OF PRECIPITATION
OVER EASTERN OREGON AND SOUTH CENTRAL AND SOUTHEAST WASHINGTON
TONIGHT THROUGH SUNDAY. THE PRECIPITATION WILL BE MAINLY SNOW AND
SLEET.
ORZ504>506-120700-
/O.EXT.KPDT.WW.Y.0041.091212T0400Z-091213T1800Z/
NORTHERN WHEELER AND SOUTHERN GILLIAM COUNTIES-JOHN DAY BASIN-
OCHOCO-JOHN DAY HIGHLANDS-
INCLUDING THE CITIES OF...CONDON...FOSSIL...SPRAY...JOHN DAY...
MONUMENT...DAYVILLE...LONG CREEK...MITCHELL...SENECA
252 PM PST FRI DEC 11 2009
...WINTER WEATHER ADVISORY NOW IN EFFECT FROM 8 PM THIS EVENING
TO 10 AM PST SUNDAY...
THE WINTER WEATHER ADVISORY IS NOW IN EFFECT FROM 8 PM THIS
EVENING TO 10 AM PST SUNDAY.
* PRECIPITATION WILL BEGIN THIS EVENING AND CONTINUE THROUGH
SUNDAY.
* THE MAIN EFFECT FROM THIS STORM SYSTEM WILL BE SNOW...ALTHOUGH
THERE IS A POTENTIAL FOR SLEET AT TIMES.
* 4 TO 6 INCHES OF SNOW ARE POSSIBLE LATE TONIGHT THROUGH SUNDAY
MORNING.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING. FOR ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB SITE
AT WWW.WEATHER.GOV/PENDLETON.
$$

HAZARDOUS WEATHER OUTLOOK
Issue Date: 701 AM PST FRI DEC 11 2009
Expiration: 615 AM PST SAT DEC 12 2009

Expires:200912121415;;
FLUS46 KPDT 111500
HWOPDT
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE PENDLETON OR
700 AM PST FRI DEC 11 2009
ORZ041>044-049-050-501>506-WAZ024-026>030-501-502-121415-
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-
700 AM PST FRI DEC 11 2009
THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL AND NORTHEAST OREGON
AS WELL AS SOUTH CENTRAL AND SOUTHEAST WASHINGTON.
.DAY ONE...TODAY AND TONIGHT
WINTER MIX TONIGHT
     EAST SLOPES OF THE SOUTHERN CASCADES OF WASHINGTON, EASTERN
     COLUMBIA RIVER GORGE OF WASHINGTON, EASTERN COLUMBIA RIVER
     GORGE OF OREGON, NORTH CENTRAL OREGON, CENTRAL OREGON,
     NORTHERN WHEELER AND SOUTHERN GILLIAM COUNTIES
SNOW TONIGHT
     JOHN DAY BASIN, OCHOCO-JOHN DAY HIGHLANDS
STRONG WIND TODAY AND THIS EVENING
     GRANDE RONDE VALLEY
A MIX OF WINTERY PRECIPITATION IS EXPECTED TO IMPACT A LARGE PORTION
OF THE FORECAST AREA TONIGHT. CHECK THE LATEST FORECAST FOR MORE
DETAILS.
A WINTER WEATHER ADVISORY IS IN EFFECT FOR TONIGHT THROUGH SATURDAY
NIGHT FOR A WINTERY MIX OF SNOW AND SLEET AND A CHANCE OF FREEZING
RAIN IN CENTRAL...NORTH CENTRAL AND EAST CENTRAL OREGON. A WINTER
WEATHER WATCH IS IN EFFECT FROM LATE THIS EVENING THROUGH SATURDAY
NIGHT FOR THE EASTERN COLUMBIA RIVER GORGE AND THE EAST SLOPES OF
THE SOUTHERN WASHINGTON CASCADES. FOR DETAILS SEE PRODUCT PDXWSWPDT.
STRONG PRESSURE GRADIENTS WILL KEEP WINDY TO VERY WINDY CONDITIONS
IN THE LOWER GRANDE RONDE VALLEY TODAY AND INTO THIS EVENING. THE
LADD AND PYLES CANYONS WILL HAVE THE HIGHER WIND SPEEDS. FOR DETAILS
SEE PRODUCT PDXNPWPDT.
.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY
WINTER MIX SATURDAY AND SATURDAY NIGHT
     EAST SLOPES OF THE SOUTHERN CASCADES OF WASHINGTON, EASTERN
     COLUMBIA RIVER GORGE OF WASHINGTON, EASTERN COLUMBIA RIVER
     GORGE OF OREGON, NORTH CENTRAL OREGON, CENTRAL OREGON,
     FOOTHILLS OF THE BLUE MOUNTAINS OF OREGON, NORTHERN WHEELER
     AND SOUTHERN GILLIAM COUNTIES, JOHN DAY BASIN, OCHOCO-JOHN DAY
     HIGHLANDS
SNOW SATURDAY AND SATURDAY NIGHT
     LOWER COLUMBIA BASIN OF WASHINGTON, FOOTHILLS OF THE BLUE
     MOUNTAINS OF WASHINGTON, NORTHWEST BLUE MOUNTAINS, LOWER
     COLUMBIA BASIN OF OREGON, GRANDE RONDE VALLEY, WALLOWA COUNTY,
     NORTHERN BLUE MOUNTAINS OF OREGON, SOUTHERN BLUE MOUNTAINS OF
     OREGON
SNOW SUNDAY
     FOOTHILLS OF THE BLUE MOUNTAINS OF WASHINGTON, NORTHWEST BLUE
     MOUNTAINS, 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
A DISTURBANCE MOVING OUT OF CANADA INTO THE PACIFIC NORTHWEST WILL
KEEP SNOW AND AREAS OF A WINTERY MIX OF SNOW...SLEET AND FREEZING
RAIN IN THE FORECAST AREA FOR UNSETTLED WINTER WEATHER THROUGH THE
WEEKEND. TRAVELERS SHOULD BE PREPARED FOR WINTER DRIVING CONDITIONS
IN CENTRAL AND NORTH CENTRAL OREGON AND THE BLUE MOUNTAINS OVER THE
WEEKEND. CHECK THE LATEST FORECAST FOR MORE DETAILS.
A WINTER WEATHER WATCH IS IN EFFECT FROM EARLY SATURDAY MORNING
THROUGH SUNDAY MORNING FOR THE FOOTHILLS OF THE BLUE MOUNTAINS. FOR
DETAILS SEE PRODUCT PDXWSWPDT.
.SPOTTER INFORMATION STATEMENT...
SPOTTER ACTIVATION MAY BE REQUIRED.
WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER
CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.
GRAPHICAL FORECASTS OF WEATHER HAZARDS OUT TO SEVEN DAYS
ARE DISPLAYED ON THE WORLD WIDE WEB AT:
WWW.WRH.NOAA.GOV/PDT/CURRENTHAZARDS/HWO.HTML
ALL LETTERS IN THE ABOVE URL ARE LOWER CASE...EXCEPT THE H IN
CURRENTHAZARDS.
$$

WINTER STORM WATCH
Issue Date: 150 PM PST THU DEC 10 2009
Expiration: 400 AM PST SUN DEC 13 2009

...WINTER STORM EXPECTED TO IMPACT CENTRAL OREGON FRIDAY NIGHT
THROUGH SATURDAY...
.A WEATHER SYSTEM MOVING INTO NORTHERN CALIFORNIA AND SOUTHERN
OREGON WILL SPREAD A MIX OF PRECIPITATION OVER CENTRAL OREGON LATE
FRIDAY THROUGH SATURDAY.
ORZ042-043-504>506-110700-
/O.NEW.KPDT.WS.A.0009.091212T0000Z-091213T1200Z/
NORTH CENTRAL OREGON-CENTRAL OREGON-
NORTHERN WHEELER AND SOUTHERN GILLIAM COUNTIES-JOHN DAY BASIN-
OCHOCO-JOHN DAY HIGHLANDS-
INCLUDING THE CITIES OF...DUFUR...MADRAS...MAUPIN...MORO...BEND...
LA PINE...PRINEVILLE...REDMOND...CONDON...FOSSIL...SPRAY...
JOHN DAY...MONUMENT...DAYVILLE...LONG CREEK...MITCHELL...SENECA
150 PM PST THU DEC 10 2009
...WINTER STORM WATCH IN EFFECT FROM FRIDAY AFTERNOON THROUGH
LATE SATURDAY NIGHT FOR THE POTENTIAL OF A WINTERY MIX OF
PRECIPITATION...
THE NATIONAL WEATHER SERVICE IN PENDLETON HAS ISSUED A WINTER
STORM WATCH...WHICH IS IN EFFECT FROM FRIDAY AFTERNOON THROUGH
LATE SATURDAY NIGHT.
* PRECIPITATION WILL BEGIN IN CENTRAL OREGON LATE FRIDAY AFTERNOON
THEN SPREAD INTO NORTH CENTRAL OREGON FRIDAY NIGHT.
* PRECIPITATION TYPE WILL BEGIN AS SNOW BUT THEN TURN TO A MIXTURE
OF WINTERY PRECIPITATION FRIDAY NIGHT AND SATURDAY INCLUDING
FREEZING RAIN AND SLEET.
* SNOW ACCUMULATIONS WILL BE 3 TO 6 INCHES IN THE HIGHER
ELEVATIONS AND LESS THAN 3 INCHES IN THE VALLEYS AND OTHER LOW
LYING AREAS.
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.
$$