Snow Squalls May Impact New Year's Eve Travel from the Great Lakes to the Mid-Atlantic; Heavy Rain Returns to California

Lake effect snow will continue through Friday bringing significant snowfall to areas east to southeast of the Great Lakes. Snow squalls may impact New Year's Eve travel this evening and overnight across parts of the Great Lakes, Ohio Valley, Mid-Atlantic, and Upstate New York. Heavy rain will bring another flash flooding threat for southern California New Year's Eve into New Year's Day. Read More >

Hazardous Weather Conditions

Air Stagnation Advisory in effect from December 29, 11:45 AM PST until January 1, 12:00 PM PST

Current conditions at

STEHEKIN-AIRSTRIP (STRW1)

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

19°F

-7°C

Humidity	93%
Wind Speed	NW 1 MPH
Barometer	NA
Dewpoint	17°F (-8°C)
Visibility	NA
Last update	31 Dec 08:01 AM PST

More Information:

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

Extended Forecast for

3 Miles SE Washington Pass WA

Air Stagnation Advisory until January 1, 12:00pm

Click here for hazard details and duration

Air Stagnation Advisory

Air Stagnation Advisory until January 1, 12:00pm
NOW until 12:00pm Thu
Air Stagnation Advisory
Today
High: 30 °F⇓
Mostly Sunny
Tonight
Low: 22 °F
Partly Cloudy
New Year's Day
High: 25 °F
Mostly Cloudy
Thursday Night
Low: 20 °F
Chance Snow
Friday
High: 25 °F
Snow Likely
Friday Night
Low: 23 °F
Snow
Saturday
High: 24 °F
Snow
Saturday Night
Low: 20 °F
Snow

Detailed Forecast

Today

Mostly sunny, with a temperature rising to near 30 by 11am, then falling to around 22 during the remainder of the day. Southwest wind 3 to 7 mph.

Tonight

Partly cloudy, with a steady temperature around 22. Southwest wind 6 to 8 mph.

New Year's Day

Mostly cloudy, with a high near 25. West wind 6 to 8 mph.

Thursday Night

A 50 percent chance of snow. Mostly cloudy, with a low around 20. West wind around 8 mph. New snow accumulation of around an inch possible.

Friday

Snow likely. Mostly cloudy, with a high near 25. Southwest wind around 9 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

Friday Night

Snow. Low around 23. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

Saturday

Snow. High near 24. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.

Saturday Night

Snow. Low around 20. Chance of precipitation is 80%.

Sunday

Snow likely. Mostly cloudy, with a high near 23. Chance of precipitation is 70%.

Sunday Night

A 50 percent chance of snow. Mostly cloudy, with a low around 17.

Monday

A 50 percent chance of snow. Partly sunny, with a high near 22.