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.

Mist

21°F

-6°C

Humidity 100%
Wind Speed N 0 MPH
Barometer 30.28 in (1025.4 mb)
Dewpoint 21°F (-6°C)
Visibility 6.00 mi
Last update 27 Dec 08:01 PM PST
Extended Forecast for

12 Miles N Roslyn WA

  • Tonight

    Tonight: Mostly cloudy, with a low around 21. Calm wind.

    Low: 21 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 35. Calm wind.

    High: 35 °F

    Mostly Sunny

  • Sunday Night

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

    Low: 26 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 38. Calm wind.

    High: 38 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 28. Calm wind.

    Low: 28 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 39.

    High: 39 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 29.

    Low: 29 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 43.

    High: 43 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A 10 percent chance of rain after 4am.  Mostly cloudy, with a low around 32.

    Low: 32 °F

    Mostly Cloudy
    then Slight
    Chance Rain

Detailed Forecast

Tonight
Mostly cloudy, with a low around 21. Calm wind.
Sunday
Mostly sunny, with a high near 35. Calm wind.
Sunday Night
Mostly cloudy, with a low around 26. Calm wind.
Monday
Partly sunny, with a high near 38. Calm wind.
Monday Night
Mostly cloudy, with a low around 28. Calm wind.
Tuesday
Partly sunny, with a high near 39.
Tuesday Night
Mostly cloudy, with a low around 29.
Wednesday
Partly sunny, with a high near 43.
Wednesday Night
A 10 percent chance of rain after 4am. Mostly cloudy, with a low around 32.
New Year's Day
A slight chance of rain and snow before 10am, then a chance of rain. Mostly cloudy, with a high near 41.
Thursday Night
Rain and snow likely. Mostly cloudy, with a low around 31.
Friday
Rain and snow likely. Mostly cloudy, with a high near 38.
Friday Night
A chance of snow. Mostly cloudy, with a low around 28.
Saturday
A chance of snow. Mostly cloudy, with a high near 37.
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ABOUT THIS FORECAST

 
Point Forecast:
12 Miles N Roslyn WA
 47.43°N 121.09°W (Elev. 2713 ft)
8:31 pm PST Dec 27, 2025
8pm PST Dec 27, 2025-6pm PST Jan 3, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database