HAZARDOUS WEATHER OUTLOOK
Issue Date: 535 AM PST WED DEC 23 2009
Expiration: 515 AM PST THU DEC 24 2009
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.
DRY CONDITIONS ARE EXPECTED REGION-WIDE TODAY EXCEPT FOR LIGHT
FLURRIES IN THE EASTERN OREGON MOUNTAINS. IT WILL BE SEVERAL
DEGREES COLDER TODAY COMPARED TO YESTERDAY. WINDS WILL BE LIGHT.
.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY
THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW.
A COLD AND VERY STABLE AIR MASS WILL RESIDE EAST OF THE CASCADES
THURSDAY THROUGH THE END OF THE WEEK. FREEZING FOG WILL BE PATCHY
ON CHRISTMAS EVE IN THE COLUMBIA BASIN AND CENTRAL OREGON BUT WILL
INCREASE IN AREAL COVERAGE BY SATURDAY. THE STRONG HIGH PRESSURE
RIDGE WILL EVENTUALLY WEAKEN AND ALLOW PACIFIC MOISTURE TO SPREAD
ACROSS THE AREA EARLY NEXT WEEK FOR A SLIGHT CHANCE TO A CHANCE OF
WINTER PRECIPITATION.
.SPOTTER INFORMATION STATEMENT...
SPOTTER ACTIVATION IS NOT ANTICIPATED AT THIS TIME.
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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