National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

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

Current conditions at

Stevens Pass - Tye Mill (STS54)

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

NA

22°F

-6°C

Humidity NA
Wind Speed E 9 MPH
Barometer NA
Dewpoint N/A
Visibility NA
Wind Chill12°F (-11°C)
Last update NA
Extended Forecast for

9 Miles WSW Plain 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

    Tonight: Partly cloudy, with a low around 23. Light and variable wind.

    Low: 23 °F

    Partly Cloudy

  • Wednesday

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

    High: 33 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 21. Calm wind.

    Low: 21 °F

    Partly Cloudy

  • New Year's Day

    New Year's Day: A 20 percent chance of snow after 10am. Partly sunny, with a high near 30. Calm wind.

    High: 30 °F

    Slight Chance
    Snow

  • Thursday Night

    Thursday Night: A 50 percent chance of snow. Mostly cloudy, with a low around 25. New snow accumulation of less than one inch possible.

    Low: 25 °F

    Chance Snow

  • Friday

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

    High: 30 °F

    Snow Likely

  • Friday Night

    Friday Night: Snow. Low around 27. Chance of precipitation is 80%.

    Low: 27 °F

    Snow

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 29. Southeast wind around 6 mph.
Tonight
Partly cloudy, with a low around 23. Light and variable wind.
Wednesday
Mostly sunny, with a high near 33. Calm wind.
Wednesday Night
Partly cloudy, with a low around 21. Calm wind.
New Year's Day
A 20 percent chance of snow after 10am. Partly sunny, with a high near 30. Calm wind.
Thursday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 25. 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%.
Saturday
Snow likely. Mostly cloudy, with a high near 32. Chance of precipitation is 70%.
Saturday Night
Snow likely, mainly before 10pm. Mostly cloudy, with a low around 24. Chance of precipitation is 60%.
Sunday
A 50 percent chance of snow. Partly sunny, with a high near 31.
Sunday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 24.
Monday
A 50 percent chance of snow. Partly sunny, with a high near 32.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
9 Miles WSW Plain WA
 47.74°N 120.84°W (Elev. 4829 ft)
Last Update:
3:31 am PST Dec 30, 2025
Forecast Valid:
12pm PST Dec 30, 2025-6pm PST Jan 5, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation