SPECIAL WEATHER STATEMENT
Issue Date: 617 AM PST MON DEC 07 2009
Expiration: 230 PM PST MON DEC 07 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 FOR MUCH OF THIS WEEK. DAYTIME HIGH
TEMPERATURES ARE NOT EXPECTED TO RISE ABOVE FREEZING TODAY AND
TUESDAY IN THE INLAND VALLEYS...WHILE NIGHTTIME LOWS WILL FALL
INTO THE TEENS AND 20S. SLOW WARMING IS EXPECTED BEGINNING
WEDNESDAY BUT TEMPERATURES 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 MORNING...BUT SHOULD THEN DECREASE THIS
AFTERNOON AND TONIGHT. HOWEVER...PERSISTENT EAST WINDS ARE LIKELY
TO CONTINUE THROUGH THE WESTERN GORGE THROUGH MUCH OF THE WEEK.
PRECIPITATION CHANCES WILL REMAIN LOW UNTIL NEXT WEEKEND.
IN THE WINDY AREAS THIS MORNING...EXPECT WIND CHILL VALUES OF 5
TO 15 DEGREES. THESE READINGS WILL OCCUR AGAIN TONIGHT IN SECTIONS
OF THE PORTLAND METRO AREA AND CLARK COUNTY NEAR THE GORGE.
OVERNIGHT TEMPERATURES IN THE CASCADES WILL BE IN THE SINGLE
DIGITS WITH WIND CHILLS AS LOW AS 20 DEGREES BELOW ZERO AT THE
PASSES AND RIDGES.
$$

HAZARDOUS WEATHER OUTLOOK
Issue Date: 602 AM PST MON DEC 07 2009
Expiration: 600 AM PST TUE DEC 08 2009

Expires:200912081400;;
FLUS46 KPQR 071359
HWOPQR
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE PORTLAND OR
559 AM PST MON DEC 7 2009
ORZ001>014-WAZ019>023-039-040-081400-
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-
559 AM PST MON DEC 7 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.
$$

SPECIAL WEATHER STATEMENT
Issue Date: 928 PM PST SUN DEC 06 2009
Expiration: 300 PM PST MON DEC 07 2009

...VERY COLD WEATHER SWEEPING SOUTH TOWARD THE PACIFIC NORTHWEST...
AN ARCTIC FRONT CURRENTLY IN SOUTHERN BRITISH COLUMBIA WILL
CONTINUE TO DROP SOUTH ON ITS WAY TO THE PACIFIC NORTHWEST PUSHING
GUSTY NORTHEAST WINDS OUT AHEAD OF ITSELF. WIND GUSTS OF 30 TO 40
MPH WILL CONTINUE TODAY AND TONIGHT...WITH HIGHER GUSTS OF 50 TO
60 MPH IN THE MOUNTAINS AND WESTERN COLUMBIA RIVER GORGE. ISOLATED
SNOW SHOWERS ARE POSSIBLE IN AND NEAR THE WEST SLOPES OF THE
CASCADES BUT ACCUMULATIONS ARE EXPECTED TO BE MINIMAL.
THE COLDER AIR MASS WILL ARRIVE LATER TONIGHT...WITH NIGHTTIME
TEMPERATURES FALLING INTO THE TEENS AND TWENTIES FOR THE NEXT TWO
NIGHTS. DAYTIME TEMPERATURES WILL LIKELY REMAIN BELOW FREEZING ON
MONDAY...WITH SLIGHT WARMING EXPECTED ON TUESDAY. GUSTY EAST TO
NORTHEAST WINDS WILL CONTINUE TONIGHT AND MONDAY. THE COLD DRY
OFFSHORE FLOW WILL GRADUALLY EASE TUESDAY AND WEDNESDAY...BUT
PERSISTENT EAST WINDS ARE LIKELY TO CONTINUE THROUGH THE WESTERN
GORGE THROUGH MUCH OF THE UPCOMING WEEK. PRECIPITATION CHANCES
WILL REMAIN LOW UNTIL NEXT WEEKEND.
WIND CHILL VALUES WILL DROP SIGNIFICANTLY TONIGHT. IN THE
COLUMBIA GORGE...WHERE WIND GUSTS UP TO 60 MPH WILL COINCIDE WITH
TEMPERATURES IN THE UPPER TEENS TO LOWER 20S...WIND CHILL VALUES
WILL DROP TO NEAR ZERO AT TIMES. SIMILARLY...WIND CHILL VALUES IN
THE SINGLE DIGITS CAN BE EXPECTED IN SECTIONS OF THE PORTLAND
METRO AREA AND CLARK COUNTY NEAR THE GORGE. OVERNIGHT TEMPERATURES
IN THE CASCADES WILL BE IN THE SINGLE DIGITS WITH WIND CHILLS AS
LOW AS 20 DEGREES BELOW ZERO AT THE PASSES AND RIDGES.
$$