Heavy Lake Effect Snow Downwind of Lakes Erie and Ontario; Fire Weather Concerns in the Southern Plains and Southeast

A multi-day heavy lake effect snow event is expected downwind of Lakes Erie and Ontario through New Year's Day. There is increasing confidence in snow squalls causing bursts of snow & gusty winds on New Year's Eve. Elevated fire weather conditions will continue today over parts of the Southern Plains and across much of the Southeast U.S. 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

Stevens Pass - Tye Mill (STS54)

Lat: 47.73163°NLon: 121.0853°WElev: 5180.0ft.

23°F

-5°C

Humidity	NA
Wind Speed	E 11 MPH
Barometer	NA
Dewpoint	N/A
Visibility	NA
Wind Chill	12°F (-11°C)
Last update	NA

More Information:

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

Extended Forecast for

8 Miles SE Trinity 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: 30 °F
Mostly Sunny
Tonight
Low: 23 °F
Partly Cloudy
Wednesday
High: 33 °F
Mostly Sunny
Wednesday Night
Low: 22 °F
Partly Cloudy
New Year's Day
High: 31 °F
Mostly Sunny
then Slight
Chance Snow
Thursday Night
Low: 24 °F
Chance Snow
Friday
High: 31 °F
Snow Likely
Friday Night
Low: 27 °F
Snow

Detailed Forecast

This Afternoon

Mostly sunny, with a high near 30. Light south wind.

Tonight

Partly cloudy, with a low around 23. Light southwest wind.

Wednesday

Mostly sunny, with a high near 33. Calm wind.

Wednesday Night

Partly cloudy, with a low around 22. Light northwest wind.

New Year's Day

A 10 percent chance of snow after 4pm. Partly sunny, with a high near 31. Calm wind.

Thursday Night

A 40 percent chance of snow, mainly after 10pm. Mostly cloudy, with a low around 24. New snow accumulation of less than one inch possible.

Friday

Snow likely, mainly after 10am. Mostly cloudy, with a high near 31. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

Friday Night

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

Saturday

Snow. High near 32. Chance of precipitation is 80%.

Saturday Night

Snow likely. Mostly cloudy, with a low around 27. Chance of precipitation is 70%.

Sunday

Snow likely. Mostly cloudy, with a high near 31. Chance of precipitation is 60%.

Sunday Night

Snow likely. Mostly cloudy, with a low around 24. Chance of precipitation is 60%.

Monday

A 50 percent chance of snow. Mostly cloudy, with a high near 32.