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

Heavy Rain and Mountain Snow Lingers in California; Winter Storm Impacting the Great Lakes and Northeast U.S.

An atmospheric river will wind down through today across California with lingering heavy rainfall, heavy mountain snow, and gusty winds. A wintry mix of freezing rain, sleet, and snow will cause hazardous travel conditions for the Great Lakes into the northern Mid-Atlantic and southern New England today through Saturday morning. Areas of tree damage and power outages are possible. Read More >

Hazardous Weather Conditions

Current conditions at

Stampede Pass (KSMP)

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

light snow,freezing fog

24°F

-4°C

Humidity 95%
Wind Speed W 9 MPH
Barometer 29.65 in (1004.06 mb)
Dewpoint 23°F (-5°C)
Visibility 0.50 mi
Wind Chill14°F (-10°C)
Last update 26 Dec 11:17 PM PST
Extended Forecast for

6 Miles E Snoqualmie Pass WA

Winter Weather Advisory December 26, 11:33pm until December 27, 07:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory December 26, 11:33pm until December 27, 07:00am

    NOW until 7:00am Sat

    Winter Weather Advisory

  • Tonight

    Low: 26 °F

    Heavy Snow

  • Saturday

    Saturday: A 30 percent chance of snow before 7am. Mostly cloudy, then gradually becoming sunny, with a high near 27. Northwest wind around 6 mph.

    High: 27 °F

    Chance Snow
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 18. Calm wind.

    Low: 18 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 32. Calm wind.

    High: 32 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 24. Calm wind.

    Low: 24 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 36.

    High: 36 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 26.

    Low: 26 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 38.

    High: 38 °F

    Partly Sunny

Detailed Forecast

Tonight
Snow, mainly before 4am. The snow could be heavy at times. Steady temperature around 26. West wind 8 to 10 mph, with gusts as high as 28 mph. Chance of precipitation is 80%. Total nighttime snow accumulation of 6 to 10 inches possible.
Saturday
A 30 percent chance of snow before 7am. Mostly cloudy, then gradually becoming sunny, with a high near 27. Northwest wind around 6 mph.
Saturday Night
Mostly cloudy, with a low around 18. Calm wind.
Sunday
Mostly sunny, with a high near 32. Calm wind.
Sunday Night
Mostly cloudy, with a low around 24. Calm wind.
Monday
Partly sunny, with a high near 36.
Monday Night
Mostly cloudy, with a low around 26.
Tuesday
Partly sunny, with a high near 38.
Tuesday Night
Mostly cloudy, with a low around 29.
Wednesday
A slight chance of rain and snow before 1pm, then a slight chance of rain. Mostly cloudy, with a high near 39.
Wednesday Night
A chance of rain and snow. Mostly cloudy, with a low around 29.
New Year's Day
Rain and snow likely. Mostly cloudy, with a high near 37.
Thursday Night
Snow likely. Mostly cloudy, with a low around 29.
Friday
Snow likely. Mostly cloudy, with a high near 36.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles E Snoqualmie Pass WA
 47.4°N 121.28°W (Elev. 3323 ft)
Last Update:
9:37 pm PST Dec 26, 2025
Forecast Valid:
11pm PST Dec 26, 2025-6pm PST Jan 2, 2026
 
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Additional Resources

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Chance of Precipitation