SPECIAL WEATHER STATEMENT
Issue Date: 252 PM PST MON DEC 7 2009
Expiration: 400 AM PST TUE DEC 08 2009
...VERY COLD WEATHER WILL CONTINUE THIS WEEK OVER THE PACIFIC
NORTHWEST...
A MODIFIED ARCTIC AIR MASS OVER SOUTHWEST WASHINGTON AND NORTHWEST
OREGON WILL CONTINUE THIS WEEK. DAYTIME HIGH TEMPERATURES ARE NOT
EXPECTED TO RISE ABOVE FREEZING TUESDAY IN THE INLAND
VALLEYS...WHILE NIGHTTIME LOWS WILL BE AROUND 10 TO 15 DEGREES
TONIGHT AND 15 TO 20 DEGREES TUESDAY NIGHT. COASTAL AREAS WILL
ALSO BE VERY COLD TONIGHT WITH LOW TEMPERATURES IN THE UPPER TEENS
TO LOWER 20S...AND LOW TO MID 20S TUESDAY NIGHT. A SLOW WARMING IS
EXPECTED BEGINNING WEDNESDAY. DAYTIME HIGH TEMPERATURES SHOULD
CLIMB ABOVE FREEZING WEDNESDAY BUT WILL REMAIN COLDER THAN NORMAL
THROUGH FRIDAY.
GUSTY EAST TO NORTHEAST WINDS OF 20 TO 30 MPH WILL CONTINUE ACROSS
MUCH OF THE AREA THIS EVENING...BUT WILL DECREASE TONIGHT.
HOWEVER...PERSISTENT EAST WINDS ARE LIKELY TO CONTINUE THROUGH THE
WESTERN GORGE THROUGH MUCH OF THE WEEK.
COMPUTER MODELS ARE INDICATING A TRANSITION OUT OF THE ARCTIC AIR
MASS THIS WEEKEND. WEATHER SYSTEMS ARRIVING OFF THE PACIFIC MAY
BRING FREEZING RAIN TO THE INTERIOR LOWLANDS SOMETIME LATER
FRIDAY AND SATURDAY.
HAZARDOUS WEATHER OUTLOOK
Issue Date: 559 AM PST MON DEC 7 2009
Expiration: 600 AM PST TUE DEC 08 2009
THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTHWEST
OREGON AND SOUTHWEST WASHINGTON.
.DAY ONE...TODAY AND TONIGHT
COLD ARCTIC AIR WILL CONTINUE OVER THE AREA TODAY AND TONIGHT.
GUSTY EAST TO NORTHEAST WINDS OF 20 TO 30 MPH WILL DECREASE
TODAY...EXCEPT NEAR THE WESTERN COLUMBIA RIVER GORGE WHERE WINDS
WILL CONTINUE THROUGH TONIGHT. TEMPERATURES WILL FALL INTO THE
TEENS AND 20S TONIGHT.
.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY
COLD ARCTIC AIR WILL CONTINUE TUESDAY. CONDITIONS WILL SLOWLY
MODERATE THROUGH THE REMAINDER OF THE WEEK...BUT WILL REMAIN
COLDER THAN NORMAL.
.SPOTTER INFORMATION STATEMENT...
SPOTTER REPORTS OF WIND AND COLD TEMPERATURES LIKELY WILL BE
NEEDED TODAY AND FOR THE NEXT COUPLE OF DAYS.
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