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.

unknown precip,mist

23°F

-5°C

Humidity 100%
Wind Speed NA 4 MPH
Barometer 30.09 in (1018.96 mb)
Dewpoint 23°F (-5°C)
Visibility 3.00 mi
Wind Chill18°F (-8°C)
Last update 27 Dec 11:41 AM PST
Extended Forecast for

11 Miles NNW Roslyn WA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 24. Northwest wind 9 to 11 mph, with gusts as high as 21 mph.

    High: 24 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a steady temperature around 19. West wind around 5 mph.

    Low: 19 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 29. Light and variable wind.

    High: 29 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 21. East wind around 6 mph.

    Low: 21 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 32. Southeast wind around 6 mph.

    High: 32 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 23.

    Low: 23 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 34.

    High: 34 °F

    Mostly Cloudy

  • Tuesday Night

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

    Low: 27 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A slight chance of rain and snow before 4pm, then a slight chance of rain.  Mostly cloudy, with a high near 36. Chance of precipitation is 20%.

    High: 36 °F

    Slight Chance
    Rain/Snow

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 24. Northwest wind 9 to 11 mph, with gusts as high as 21 mph.
Tonight
Mostly cloudy, with a steady temperature around 19. West wind around 5 mph.
Sunday
Mostly sunny, with a high near 29. Light and variable wind.
Sunday Night
Mostly cloudy, with a low around 21. East wind around 6 mph.
Monday
Mostly cloudy, with a high near 32. Southeast wind around 6 mph.
Monday Night
Mostly cloudy, with a low around 23.
Tuesday
Mostly cloudy, with a high near 34.
Tuesday Night
Mostly cloudy, with a low around 27.
Wednesday
A slight chance of rain and snow before 4pm, then a slight chance of rain. Mostly cloudy, with a high near 36. Chance of precipitation is 20%.
Wednesday Night
A slight chance of rain before 7pm, then a chance of rain and snow. Mostly cloudy, with a low around 28.
New Year's Day
A chance of snow. Mostly cloudy, with a high near 34.
Thursday Night
Snow likely. Mostly cloudy, with a low around 27.
Friday
Snow likely. Mostly cloudy, with a high near 32.
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles NNW Roslyn WA
 47.39°N 121.18°W (Elev. 4042 ft)
11:56 am PST Dec 27, 2025
12pm PST Dec 27, 2025-6pm PST Jan 2, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database