Snow Squalls May Impact New Year's Eve Travel from the Great Lakes to the Mid-Atlantic; Heavy Rain & Isolated Severe Thunderstorms in Southern California

Snow squalls are likely to cross the Lower Great Lakes this evening and the Ohio Valley through the interior Northeast/northern Mid-Atlantic overnight, before potentially reaching the I-95 corridor from D.C. to New York City early New Year’s Day morning. Heavy rain and isolated severe thunderstorms will impact coastal southern California including Los Angeles tonight into early on 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.

36°F

2°C

Humidity	67%
Wind Speed	WNW 2 MPH
Barometer	NA
Dewpoint	26°F (-3°C)
Visibility	NA
Last update	31 Dec 12:01 PM PST

More Information:

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

Extended Forecast for

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
This Afternoon
High: 29 °F
Mostly Sunny
Tonight
Low: 20 °F
Partly Cloudy
New Year's Day
High: 25 °F
Mostly Cloudy
then Chance
Snow
Thursday Night
Low: 20 °F
Snow Likely
Friday
High: 25 °F
Snow Likely
Friday Night
Low: 23 °F
Snow
Saturday
High: 24 °F
Snow
Saturday Night
Low: 19 °F
Snow

Detailed Forecast

This Afternoon

Mostly sunny, with a high near 29. Southwest wind around 5 mph.

Tonight

Partly cloudy, with a low around 20. South wind around 7 mph.

New Year's Day

A 30 percent chance of snow after 4pm. Mostly cloudy, with a high near 25. West wind around 7 mph. New snow accumulation of less than a half inch possible.

Thursday Night

Snow likely, mainly after 10pm. Mostly cloudy, with a low around 20. West wind around 7 mph. Chance of precipitation is 60%. 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 3 inches possible.

Saturday

Snow. High near 24. Chance of precipitation is 90%. New snow accumulation of 3 to 7 inches possible.

Saturday Night

Snow. Low around 19. Chance of precipitation is 80%.

Sunday

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

Sunday Night

Snow likely, mainly before 10pm. Mostly cloudy, with a low around 17. Chance of precipitation is 60%.

Monday

A 50 percent chance of snow. Mostly cloudy, with a high near 22.