Heavy Great Lakes Snow through Friday; Extreme Cold and Potential for Major Winter Storm Late Week into this Weekend

Multiple clipper systems will bring cold temperatures and enhance lake-effect snow downwind of the Great Lakes. An arctic blast will bring frigid temperatures accompanied with gusty winds that may lead to dangerous wind chills beginning in the Northern Plains Thursday before expanding to the South and East. An expansive winter storm will start Friday in the Southern Rockies/Plains and Mid-South. Read More >

Current conditions at

Stampede Pass (KSMP)

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

freezing fog

20°F

-7°C

Humidity 91%
Wind Speed NA 3 MPH
Barometer 30.18 in (1022.01 mb)
Dewpoint 18°F (-8°C)
Visibility 0.50 mi
Last update 21 Jan 03:32 PM PST
Extended Forecast for

16 Miles N Roslyn WA

  • Tonight

    Tonight: Partly cloudy, with a low around 21. South wind around 6 mph becoming northwest after midnight.

    Low: 21 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 31. North wind around 5 mph becoming southwest in the morning.

    High: 31 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 15. Southeast wind around 6 mph becoming east after midnight.

    Low: 15 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 28. Southeast wind around 7 mph.

    High: 28 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 13. Northeast wind around 6 mph.

    Low: 13 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 32.

    High: 32 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 16.

    Low: 16 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 32.

    High: 32 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 19.

    Low: 19 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 21. South wind around 6 mph becoming northwest after midnight.
Thursday
Mostly sunny, with a high near 31. North wind around 5 mph becoming southwest in the morning.
Thursday Night
Partly cloudy, with a low around 15. Southeast wind around 6 mph becoming east after midnight.
Friday
Sunny, with a high near 28. Southeast wind around 7 mph.
Friday Night
Clear, with a low around 13. Northeast wind around 6 mph.
Saturday
Sunny, with a high near 32.
Saturday Night
Mostly clear, with a low around 16.
Sunday
Sunny, with a high near 32.
Sunday Night
Partly cloudy, with a low around 19.
Monday
A slight chance of snow. Partly sunny, with a high near 34.
Monday Night
A slight chance of snow. Mostly cloudy, with a low around 23.
Tuesday
A slight chance of snow. Partly sunny, with a high near 36.
Tuesday Night
A slight chance of snow. Mostly cloudy, with a low around 24.
Wednesday
A chance of snow. Partly sunny, with a high near 35.
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ABOUT THIS FORECAST

 
Point Forecast:
16 Miles N Roslyn WA
 47.47°N 121.08°W (Elev. 5092 ft)
3:20 pm PST Jan 21, 2026
3pm PST Jan 21, 2026-6pm PST Jan 28, 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