Significant and Catastrophic Flooding in the Pacific Northwest; Very Cold Temperatures in the Northern Plains

The atmospheric river over the Pacific Northwest will begin to subside today, but lingering rainfall will exacerbate ongoing catastrophic major river flooding, and landslides will continue across portions of western Washington and northwest Oregon for several days. Arctic air will plummet southward into the Northern Plains today, bringing cold air in the single digits to the region by Friday. Read More >

Hazardous Weather Conditions

Flood Advisory until December 11, 11:45 AM PST

Current conditions at

STEHEKIN-AIRSTRIP (STRW1)

Lat: 48.34694°NLon: 120.72028°WElev: 1230.0ft.

41°F

5°C

Humidity	95%
Wind Speed	NNW 5 MPH
Barometer	NA
Dewpoint	40°F (4°C)
Visibility	NA
Wind Chill	38°F (3°C)
Last update	11 Dec 07:01 AM PST

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

3 Miles ENE Washington Pass WA

Flood Advisory December 11, 07:51am until December 11, 11:45am

Click here for hazard details and duration

Flood Advisory

Flood Advisory December 11, 07:51am until December 11, 11:45am
NOW until 11:45am Thu
Flood Advisory
Today
High: 26 °F
Snow Likely
and Very
Windy
Tonight
Low: 21 °F⇑
Chance Snow
Friday
High: 30 °F
Snow Likely
Friday Night
Low: 27 °F
Chance Snow
and Breezy
Saturday
High: 30 °F
Slight Chance
Snow
Saturday Night
Low: 25 °F
Chance Snow
then Snow
Sunday
High: 28 °F
Snow and
Breezy
Sunday Night
Low: 27 °F
Snow

Detailed Forecast

Today

Snow likely, mainly before 10am. Partly sunny, with a high near 26. Very windy, with a west wind 27 to 37 mph decreasing to 16 to 26 mph in the afternoon. Winds could gust as high as 55 mph. Chance of precipitation is 70%. Total daytime snow accumulation of 1 to 2 inches possible.

Tonight

A 50 percent chance of snow. Mostly cloudy, with a temperature rising to around 27 by 5am. West wind around 15 mph. New snow accumulation of less than a half inch possible.

Friday

Snow likely. Mostly cloudy, with a high near 30. West wind around 15 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

Friday Night

A 50 percent chance of snow, mainly before 4am. Mostly cloudy, with a low around 27. Breezy, with a west wind 18 to 22 mph. New snow accumulation of less than a half inch possible.

Saturday

A slight chance of snow before 10am, then a slight chance of snow after 4pm. Partly sunny, with a high near 30. Southwest wind 8 to 13 mph. Chance of precipitation is 20%.

Saturday Night

Snow, mainly after 4am. Low around 25. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

Sunday

Snow. High near 28. Breezy. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

Sunday Night

Snow. Low around 27. Chance of precipitation is 80%.

Monday

Snow. The snow could be heavy at times. High near 28. Chance of precipitation is 100%.

Monday Night

Snow. The snow could be heavy at times. Low around 22. Windy. Chance of precipitation is 100%.

Tuesday

Snow. The snow could be heavy at times. High near 24. Breezy. Chance of precipitation is 90%.