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

Lake Effect Snow through Friday; Heavy Rain, Thunderstorms and Mountain Snow in California

Periods of moderate to heavy lake effect snow will continue through Friday downwind of Lake Erie and Ontario. Several additional inches of accumulating snow are expected. A Pacific storm will bring heavy rain and mountain snow across California, the Southwest and Intermountain West today. Isolated severe thunderstorms and scattered flash flooding is possible across parts of southern California. Read More >

Hazardous Weather Conditions

Current conditions at

Stevens Pass - Tye Mill (STS54)

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

NA

25°F

-4°C

Humidity NA
Wind Speed E 8 MPH
Barometer NA
Dewpoint N/A
Visibility NA
Wind Chill16°F (-9°C)
Last update NA
Extended Forecast for

8 Miles SE Trinity WA

Winter Weather Advisory until January 2, 01:00pm
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory until January 2, 01:00pm

    NOW until 1:00pm Fri

    Winter Weather Advisory

  • New Year's Day

    High: 31 °F

    Chance Snow

  • Tonight

    Tonight: Snow before 4am, then snow and freezing rain. Low around 26. Calm wind. Chance of precipitation is 90%. New ice accumulation of less than a 0.1 of an inch possible. New snow accumulation of 1 to 3 inches possible.

    Low: 26 °F

    Snow then
    Wintry Mix

  • Friday

    Friday: Snow and freezing rain, possibly mixed with rain before 11am, then rain and snow likely between 11am and 1pm, then a chance of snow after 1pm. High near 33. Light west wind. Chance of precipitation is 80%. New ice accumulation of less than a 0.1 of an inch possible. New snow accumulation of 1 to 2 inches possible.

    High: 33 °F

    Wintry Mix

  • Friday Night

    Friday Night: Snow likely. Cloudy, with a low around 31. Light and variable wind becoming northeast around 5 mph after midnight. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    Low: 31 °F

    Snow Likely

  • Saturday

    Saturday: Snow before 10am, then rain and snow. High near 32. East wind around 5 mph becoming light and variable in the afternoon. Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.

    High: 32 °F

    Rain/Snow

  • Saturday Night

    Saturday Night: Rain and snow likely before 7pm, then snow. Low around 30. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    Low: 30 °F

    Rain/Snow
    then Snow

  • Sunday

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

    High: 32 °F

    Snow

  • Sunday Night

    Sunday Night: Snow likely. Mostly cloudy, with a low around 25. Chance of precipitation is 60%.

    Low: 25 °F

    Snow Likely

Detailed Forecast

New Year's Day
A 40 percent chance of snow. Mostly cloudy, with a high near 31. Calm wind. Total daytime snow accumulation of less than a half inch possible.
Tonight
Snow before 4am, then snow and freezing rain. Low around 26. Calm wind. Chance of precipitation is 90%. New ice accumulation of less than a 0.1 of an inch possible. New snow accumulation of 1 to 3 inches possible.
Friday
Snow and freezing rain, possibly mixed with rain before 11am, then rain and snow likely between 11am and 1pm, then a chance of snow after 1pm. High near 33. Light west wind. Chance of precipitation is 80%. New ice accumulation of less than a 0.1 of an inch possible. New snow accumulation of 1 to 2 inches possible.
Friday Night
Snow likely. Cloudy, with a low around 31. Light and variable wind becoming northeast around 5 mph after midnight. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Saturday
Snow before 10am, then rain and snow. High near 32. East wind around 5 mph becoming light and variable in the afternoon. Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.
Saturday Night
Rain and snow likely before 7pm, then snow. Low around 30. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Sunday
Snow. High near 32. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.
Sunday Night
Snow likely. Mostly cloudy, with a low around 25. Chance of precipitation is 60%.
Monday
A 50 percent chance of snow, mainly before 4pm. Partly sunny, with a high near 31.
Monday Night
A 40 percent chance of snow, mainly after 10pm. Mostly cloudy, with a low around 23.
Tuesday
Snow likely. Mostly cloudy, with a high near 31. Chance of precipitation is 60%.
Tuesday Night
Snow likely. Mostly cloudy, with a low around 25. Chance of precipitation is 70%.
Wednesday
Snow likely. Mostly cloudy, with a high near 29. Chance of precipitation is 60%.
Wednesday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 19.
Thursday
A 40 percent chance of snow. Partly sunny, with a high near 28.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
8 Miles SE Trinity WA
 47.99°N 120.72°W (Elev. 4534 ft)
Last Update:
2:53 pm PST Jan 1, 2026
Forecast Valid:
4pm PST Jan 1, 2026-6pm PST Jan 8, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation