WINTER WEATHER ADVISORY Issue Date: 1025 AM PST FRI DEC 11 2009 Expiration: 400 AM PST SAT DEC 12 2009 ...A WINTER STORM IS EXPECTED TO IMPACT MUCH OF NORTHWEST OREGON
AND SOUTHWEST WASHINGTON THIS AFTERNOON THROUGH SATURDAY...
ORZ004-120100-
/O.CON.KPQR.WW.Y.0041.091211T2200Z-091212T1200Z/
CENTRAL COAST RANGE OF WESTERN OREGON-
1025 AM PST FRI DEC 11 2009
...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 2 PM THIS
AFTERNOON TO 4 AM PST SATURDAY FOR THE CENTRAL OREGON COAST RANGE...
A WINTER WEATHER ADVISORY FOR SNOW...SLEET AND FREEZING RAIN
REMAINS IN EFFECT FROM 2 PM THIS AFTERNOON TO 4 AM PST SATURDAY.
THE NATIONAL WEATHER SERVICE IN PORTLAND HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW...SLEET AND FREEZING RAIN...WHICH IS IN
EFFECT FROM 2 PM THIS AFTERNOON TO 4 AM PST SATURDAY. THE WINTER
STORM WATCH IS NO LONGER IN EFFECT.
* LIGHT PRECIPITATION IS EXPECTED TO BEGIN THIS AFTERNOON AND
BECOME MORE WIDESPREAD EARLY THIS EVENING.
* PRECIPITATION WILL START AS A MIX OF SNOW AND SLEET...BUT WILL
QUICKLY TRANSITION TO FREEZING RAIN OR SLEET FOR ELEVATIONS
BELOW 1500 FT. ELEVATIONS ABOVE THIS WILL TRANSITION TO ALL
RAIN.
* PRECIPITATION WILL TRANSITION TO ALL RAIN EARLY SATURDAY
MORNING.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.
&&
$$ HAZARDOUS WEATHER OUTLOOK Issue Date: 607 AM PST FRI DEC 11 2009 Expiration: 615 AM PST SAT DEC 12 2009 Expires:200912121415;;
FLUS46 KPQR 111407
HWOPQR
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE PORTLAND OR
607 AM PST FRI DEC 11 2009
ORZ001>014-WAZ019>023-039-040-121415-
NORTH OREGON COAST-CENTRAL OREGON COAST-
COAST RANGE OF NORTHWEST OREGON-
CENTRAL COAST RANGE OF WESTERN OREGON-LOWER COLUMBIA-
GREATER PORTLAND METRO AREA-CENTRAL WILLAMETTE VALLEY-
SOUTH WILLAMETTE VALLEY-WESTERN COLUMBIA RIVER GORGE-
NORTHERN OREGON CASCADE FOOTHILLS-NORTHERN OREGON CASCADES-
CASCADE FOOTHILLS IN LANE COUNTY-CASCADES IN LANE COUNTY-
UPPER HOOD RIVER VALLEY-SOUTH WASHINGTON CASCADES-WILLAPA HILLS-
SOUTH WASHINGTON COAST-I-5 CORRIDOR IN COWLITZ COUNTY-
GREATER VANCOUVER AREA-SOUTH WASHINGTON CASCADE FOOTHILLS-
607 AM PST FRI DEC 11 2009
THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTHWEST
OREGON AND SOUTHWEST WASHINGTON.
.DAY ONE...TODAY AND TONIGHT
A DISTURBANCE WILL LIFT NORTH ACROSS THE FORECAST AREA THIS
EVENING AND TONIGHT. PRECIPITATION ASSOCIATED WITH THIS
DISTURBANCE WILL FALL AS A MIX OF SNOW...SLEET AND FREEZING RAIN.
A TRANSITION FROM FROZEN PRECIPITATION TO RAIN WILL TAKE PLACE
FROM NORTH TO SOUTH LATE TONIGHT AND EARLY SATURDAY
MORNING.
SNOW ACCUMULATIONS IN THE CENTRAL AND SOUTH WILLAMETTE VALLEY ARE
EXPECTED TO BE AN INCH OR LESS...WITH THE POTENTIAL FOR UP TO 3
INCHES IN THE NORTH.
ICE ACCUMULATIONS ARE EXPECTED TO BE LESS THAN ONE QUARTER OF AN INCH.
.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY
THE UPPER HOOD RIVER VALLEY...COLUMBIA RIVER GORGE AND AREAS NEAR
THE WEST END OF THE COLUMBIA RIVER GORGE MAY CONTINUE TO HAVE
WINTRY PRECIPITATION WELL INTO THE AFTERNOON HOURS ON SATURDAY.
AN EVENTUAL CHANGE OVER TO ALL RAIN IS EXPECTED IN THESE AREAS BY
SATURDAY EVENING AS THIS DISTURBANCE SCOURS OUT THE COLD AIR.
.SPOTTER INFORMATION STATEMENT...
$$
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