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

Stampede Pass (KSMP)

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

light frz rain,mist

26°F

-3°C

Humidity 100%
Wind Speed NA 3 MPH
Barometer 29.73 in (1006.77 mb)
Dewpoint 26°F (-3°C)
Visibility 3.00 mi
Last update 01 Jan 03:33 PM PST
Extended Forecast for

14 Miles S Stevens Pass WA

Winter Weather Advisory January 1, 03:50pm until January 2, 04:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory January 1, 03:50pm until January 2, 04:00am

    NOW until 4:00am Fri

    Winter Weather Advisory

  • New Year's Day

    High: 32 °F

    Rain/Snow
    Likely

  • Tonight

    Tonight: Rain, snow, and freezing rain before 10pm, then rain, snow, freezing rain, and sleet between 10pm and 1am, then rain, snow, and freezing rain after 1am. Temperature rising to around 33 by 5am. Light south wind. Chance of precipitation is 90%. New ice accumulation of less than a 0.1 of an inch possible. New snow and sleet accumulation of less than one inch possible.

    Low: 29 °F⇑

    Wintry Mix

  • Friday

    Friday: Rain and snow, becoming all rain after 4pm. High near 38. Southwest wind 3 to 5 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    High: 38 °F

    Rain/Snow

  • Friday Night

    Friday Night: Rain and snow before 1am, then rain likely between 1am and 4am, then rain likely, possibly mixed with snow after 4am. Low around 32. Light and variable wind becoming southeast 5 to 7 mph in the evening. Chance of precipitation is 80%. Little or no snow accumulation expected.

    Low: 32 °F

    Rain/Snow

  • Saturday

    Saturday: Rain, possibly mixed with snow, becoming all rain after 4pm. High near 37. South wind around 7 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.

    High: 37 °F

    Rain/Snow

  • Saturday Night

    Saturday Night: Rain before 7pm, then rain and snow. Low around 31. Chance of precipitation is 90%. New snow accumulation of around an inch possible.

    Low: 31 °F

    Rain/Snow

  • Sunday

    Sunday: Snow. High near 36. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.

    High: 36 °F

    Snow

  • Sunday Night

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

    Low: 27 °F

    Snow

Detailed Forecast

New Year's Day
Rain and snow likely, mainly after 4pm. Mostly cloudy, with a high near 32. South wind around 5 mph. Chance of precipitation is 60%. Total daytime snow accumulation of less than a half inch possible.
Tonight
Rain, snow, and freezing rain before 10pm, then rain, snow, freezing rain, and sleet between 10pm and 1am, then rain, snow, and freezing rain after 1am. Temperature rising to around 33 by 5am. Light south wind. Chance of precipitation is 90%. New ice accumulation of less than a 0.1 of an inch possible. New snow and sleet accumulation of less than one inch possible.
Friday
Rain and snow, becoming all rain after 4pm. High near 38. Southwest wind 3 to 5 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Friday Night
Rain and snow before 1am, then rain likely between 1am and 4am, then rain likely, possibly mixed with snow after 4am. Low around 32. Light and variable wind becoming southeast 5 to 7 mph in the evening. Chance of precipitation is 80%. Little or no snow accumulation expected.
Saturday
Rain, possibly mixed with snow, becoming all rain after 4pm. High near 37. South wind around 7 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
Saturday Night
Rain before 7pm, then rain and snow. Low around 31. Chance of precipitation is 90%. New snow accumulation of around an inch possible.
Sunday
Snow. High near 36. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.
Sunday Night
Snow. Low around 27. Chance of precipitation is 80%.
Monday
Snow likely, mainly before 10am. Mostly cloudy, with a high near 35. Chance of precipitation is 60%.
Monday Night
A chance of snow. Mostly cloudy, with a low around 24.
Tuesday
Snow likely. Mostly cloudy, with a high near 34.
Tuesday Night
Snow likely. The snow could be heavy at times. Mostly cloudy, with a low around 25.
Wednesday
Snow likely. Mostly cloudy, with a high near 33.
Wednesday Night
Snow likely. Mostly cloudy, with a low around 21.
Thursday
A chance of snow. Partly sunny, with a high near 31.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
14 Miles S Stevens Pass WA
 47.55°N 121.1°W (Elev. 4045 ft)
Last Update:
3:20 pm PST Jan 1, 2026
Forecast Valid:
3pm PST Jan 1, 2026-6pm PST Jan 8, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation