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

An Alberta clipper will bring lake effect snow downwind of the Great Lakes, with the highest snow totals downwind of Lakes Erie and Ontario. Snow squalls may impact New Year's Eve travel during the evening and overnight hours across parts of the Great Lakes, Ohio Valley, and Northeast. Heavy rain will bring a flash flooding threat for southern California on 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.

21°F

-6°C

Humidity	95%
Wind Speed	NW 1 MPH
Barometer	NA
Dewpoint	20°F (-7°C)
Visibility	NA
Last update	31 Dec 01:01 AM 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
Overnight
Low: 24 °F
Partly Cloudy
Wednesday
High: 32 °F
Mostly Sunny
Wednesday Night
Low: 20 °F
Partly Cloudy
New Year's Day
High: 29 °F
Partly Sunny
then Chance
Snow
Thursday Night
Low: 24 °F
Snow Likely
Friday
High: 30 °F
Snow Likely
Friday Night
Low: 27 °F
Snow
Saturday
High: 30 °F
Snow

Detailed Forecast

Overnight

Partly cloudy, with a steady temperature around 24. South wind around 6 mph.

Wednesday

Mostly sunny, with a high near 32. South wind 3 to 5 mph.

Wednesday Night

Partly cloudy, with a low around 20. South wind around 5 mph.

New Year's Day

A 30 percent chance of snow after 4pm. Mostly cloudy, with a high near 29. Southwest wind around 6 mph. New snow accumulation of less than a half inch possible.

Thursday Night

Snow likely, mainly after 10pm. Mostly cloudy, with a low around 24. West wind around 6 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

Friday

Snow likely. Mostly cloudy, with a high near 30. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

Friday Night

Snow. Low around 27. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

Saturday

Snow. High near 30. Chance of precipitation is 90%.

Saturday Night

Snow. Low around 24. Chance of precipitation is 90%.

Sunday

Snow likely. Mostly cloudy, with a high near 29. Chance of precipitation is 70%.

Sunday Night

Snow likely. Mostly cloudy, with a low around 20. Chance of precipitation is 60%.