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.

16°F

-9°C

Humidity	NA
Wind Speed	E 5 MPH
Barometer	NA
Dewpoint	N/A
Visibility	NA
Wind Chill	8°F (-13°C)
Last update	NA

More Information:

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

Extended Forecast for

7 Miles NNE Stevens 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: 26 °F
Partly Cloudy
Wednesday
High: 34 °F
Mostly Sunny
Wednesday Night
Low: 23 °F
Partly Cloudy
New Year's Day
High: 33 °F
Chance Snow
Thursday Night
Low: 27 °F
Snow Likely
Friday
High: 32 °F
Snow
Friday Night
Low: 28 °F
Snow

Detailed Forecast

Today

Mostly sunny, with a high near 30. East wind 7 to 11 mph, with gusts as high as 21 mph.

Tonight

Partly cloudy, with a steady temperature around 26. Light east wind increasing to 5 to 9 mph in the evening.

Wednesday

Mostly sunny, with a high near 34. East wind 3 to 7 mph.

Wednesday Night

Partly cloudy, with a low around 23. Northeast wind around 7 mph.

New Year's Day

A 30 percent chance of snow after 10am. Mostly cloudy, with a high near 33. East wind around 6 mph becoming calm in the afternoon. New snow accumulation of less than a half inch possible.

Thursday Night

Snow likely, mainly after 10pm. Mostly cloudy, with a low around 27. Chance of precipitation is 60%. New snow accumulation of around an inch possible.

Friday

Snow. High near 32. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

Friday Night

Snow. Low around 28. Chance of precipitation is 80%.

Saturday

Snow. High near 33. Chance of precipitation is 80%.

Saturday Night

Snow likely, mainly before 10pm. Mostly cloudy, with a low around 27. Chance of precipitation is 70%.

Sunday

Snow likely. Mostly cloudy, with a high near 32. Chance of precipitation is 60%.

Sunday Night

A 50 percent chance of snow. Mostly cloudy, with a low around 26.