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 >

Current conditions at

Stampede Pass (KSMP)

Lat: 47.27648°NLon: 121.33817°WElev: 3970.0ft.

light snow,mist

26°F

-3°C

Humidity 95%
Wind Speed NA 3 MPH
Barometer 29.74 in (1007.11 mb)
Dewpoint 25°F (-4°C)
Visibility 3.00 mi
Last update 01 Jan 01:07 PM PST
Extended Forecast for

10 Miles NE Snoqualmie Pass WA

Winter Weather Advisory January 1, 01:53pm until January 2, 04:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory January 1, 01:53pm until January 2, 04:00am

    NOW until 4:00am Fri

    Winter Weather Advisory

  • New Year's Day

    High: 31 °F

    Snow Likely

  • Tonight

    Tonight: Snow before 10pm, then rain, snow, and freezing rain between 10pm and 1am, then rain and snow after 1am.  Temperature rising to around 32 by 5am. Southwest wind around 10 mph.  Chance of precipitation is 90%. Little or no ice accumulation expected.  New snow accumulation of around an inch possible.

    Low: 29 °F

    Wintry Mix

  • Friday

    Friday: Snow.  High near 33. Southwest wind 7 to 9 mph.  Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.

    High: 33 °F

    Snow

  • Friday Night

    Friday Night: Snow.  Low around 29. South wind 10 to 17 mph becoming east after midnight. Winds could gust as high as 21 mph.  Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    Low: 29 °F

    Snow

  • Saturday

    Saturday: Snow.  High near 31. Southeast wind 9 to 16 mph becoming south in the afternoon. Winds could gust as high as 21 mph.  Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.

    High: 31 °F

    Snow

  • Saturday Night

    Saturday Night: Snow.  Low around 28. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    Low: 28 °F

    Snow

  • Sunday

    Sunday: Snow.  High near 29. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.

    High: 29 °F

    Snow

  • Sunday Night

    Sunday Night: Snow.  Low around 25. Chance of precipitation is 80%.

    Low: 25 °F

    Snow

Detailed Forecast

New Year's Day
Snow likely, mainly after 4pm. Mostly cloudy, with a high near 31. Southeast wind around 9 mph. Chance of precipitation is 60%. Total daytime snow accumulation of less than a half inch possible.
Tonight
Snow before 10pm, then rain, snow, and freezing rain between 10pm and 1am, then rain and snow after 1am. Temperature rising to around 32 by 5am. Southwest wind around 10 mph. Chance of precipitation is 90%. Little or no ice accumulation expected. New snow accumulation of around an inch possible.
Friday
Snow. High near 33. Southwest wind 7 to 9 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.
Friday Night
Snow. Low around 29. South wind 10 to 17 mph becoming east after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Saturday
Snow. High near 31. Southeast wind 9 to 16 mph becoming south in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.
Saturday Night
Snow. Low around 28. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Sunday
Snow. High near 29. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.
Sunday Night
Snow. Low around 25. Chance of precipitation is 80%.
Monday
Snow likely, mainly before 10am. Mostly cloudy, with a high near 27. Chance of precipitation is 60%.
Monday Night
Snow likely, mainly after 4am. Mostly cloudy, with a low around 22.
Tuesday
Snow likely. Mostly cloudy, with a high near 27.
Tuesday Night
Snow likely. The snow could be heavy at times. Mostly cloudy, with a low around 23.
Wednesday
Snow likely. Mostly cloudy, with a high near 25.
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles NE Snoqualmie Pass WA
 47.53°N 121.28°W (Elev. 6358 ft)
1:30 pm PST Jan 1, 2026
1pm PST Jan 1, 2026-6pm PST Jan 7, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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