HAZARDOUS WEATHER OUTLOOK
Issue Date: 257 PM PST THU DEC 17 2009
Expiration: 615 AM PST FRI DEC 18 2009
THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL AND NORTHEAST OREGON
AS WELL AS SOUTH CENTRAL AND SOUTHEAST WASHINGTON.
.DAY ONE...TONIGHT
FREEZING RAIN
KITTITAS VALLEY, YAKIMA VALLEY, LOWER COLUMBIA BASIN OF
WASHINGTON, LOWER COLUMBIA BASIN OF OREGON
COLD AIR REMAINS TRAPPED ALONG THE LOWER COLUMBIA BASIN AND THE
KITTITAS AND YAKIMA VALLEYS. WARM AIR ALOFT WILL ALLOW FOR THE
DEVELOPMENT OF FREEZING RAIN TONIGHT AND INTO FRIDAY MORNING.
LARGEST AREA OF CONCERN WILL BE IN THE YAKIMA AND KITTITAS VALLEYS.
FOR THIS HAVE ISSUED A FREEZING RAIN ADVISORY FOR THE TWO VALLEYS.
SEE PRODUCT PDXWSWPDT FOR FURTHER DETAILS.
.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY
FREEZING RAIN FRIDAY
KITTITAS VALLEY, YAKIMA VALLEY, LOWER COLUMBIA BASIN OF
WASHINGTON, LOWER COLUMBIA BASIN OF OREGON
FREEZING RAIN WILL CONTINUE EARLY FRIDAY MORNING ACROSS THE LOWER
COLUMBIA BASIN...THE YAKIMA AND KITTITAS VALLEYS. TEMPERATURES ARE
EXPECTED TO RISE ABOVE FREEZING AFTER 10 AM ALLOWING FOR A CHANGE
OVER TO RAIN SHOWERS.
UNSETTLED WEATHER WILL CONTINUE ACROSS THE AREA WITH MULTIPLE
SYSTEMS PROVIDING RAIN/SNOW SHOWERS TO THE PACIFIC NORTHWEST OVER
THE WEEKEND AND INTO EARLY NEXT WEEK.
.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.
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