Tracking Late December Winter Storm Expected to Impact the Northern Plains through the Northeast U.S.

A winter storm system will rapidly intensify over the Midwest on Sunday and track through the Great Lakes on Monday. Periods of heavy snow are anticipated across the Upper Great Lakes late Sunday and continuing into Monday. At least 1/10 inch of ice accumulation is expected from a wintry mix across much of the interior Northeast U.S. starting Sunday afternoon. Read More >

Current conditions at

Stampede Pass (KSMP)

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

NA

20°F

-7°C

Humidity 100%
Wind Speed N 0 MPH
Barometer 30.42 in (1030.14 mb)
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Last update 28 Dec 05:56 AM PST
Extended Forecast for

Snoqualmie Pass WA

  • Today

    Today: Areas of fog before 1pm.  Otherwise, mostly sunny, with a high near 31. Calm wind.

    High: 31 °F

    Areas Fog

  • Tonight

    Tonight: A 20 percent chance of snow before 10pm.  Patchy fog before 4am.  Otherwise, mostly cloudy, with a low around 24. Calm wind.

    Low: 24 °F

    Slight Chance
    Snow and
    Patchy Fog
    then Patchy
    Fog

  • Monday

    Monday: Patchy fog between 7am and 10am.  Otherwise, partly sunny, with a high near 35. Calm wind.

    High: 35 °F

    Patchy Fog
    then Partly
    Sunny

  • Monday Night

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

    Low: 26 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 36. Calm wind becoming east around 5 mph in the morning.

    High: 36 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 27.

    Low: 27 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 39.

    High: 39 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of rain after 10pm.  Mostly cloudy, with a low around 29.

    Low: 29 °F

    Slight Chance
    Rain

  • New Year's Day

    New Year's Day: A 30 percent chance of rain, mainly after 10am.  Mostly cloudy, with a high near 38.

    High: 38 °F

    Chance Rain

Detailed Forecast

Today
Areas of fog before 1pm. Otherwise, mostly sunny, with a high near 31. Calm wind.
Tonight
A 20 percent chance of snow before 10pm. Patchy fog before 4am. Otherwise, mostly cloudy, with a low around 24. Calm wind.
Monday
Patchy fog between 7am and 10am. Otherwise, partly sunny, with a high near 35. Calm wind.
Monday Night
Mostly cloudy, with a low around 26. Calm wind.
Tuesday
Partly sunny, with a high near 36. Calm wind becoming east around 5 mph in the morning.
Tuesday Night
Mostly cloudy, with a low around 27.
Wednesday
Partly sunny, with a high near 39.
Wednesday Night
A 20 percent chance of rain after 10pm. Mostly cloudy, with a low around 29.
New Year's Day
A 30 percent chance of rain, mainly after 10am. Mostly cloudy, with a high near 38.
Thursday Night
Rain and snow. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 29.
Friday
Rain and snow. Patchy fog. Otherwise, mostly cloudy, with a high near 35.
Friday Night
Snow likely. Patchy fog. Otherwise, mostly cloudy, with a low around 27.
Saturday
A chance of snow. Patchy fog. Otherwise, mostly cloudy, with a high near 34.
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ABOUT THIS FORECAST

 
Point Forecast:
Snoqualmie Pass WA
 47.43°N 121.41°W (Elev. 3087 ft)
4:20 am PST Dec 28, 2025
6am PST Dec 28, 2025-6pm PST Jan 3, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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