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

Snow Squalls May Impact the Northeast on Thursday; Dangerously Cold Arctic Air Impact the North-Central US

Snow showers and snow squalls are likely to develop across the Northeast on Thursday. Lake effect snow will persist downwind of the Great Lakes. An arctic blast will bring frigid temperatures, gusty winds and dangerous wind chills to the Northern Plains before expanding to the South and East. A major winter storm will begin impacting the Southern Plains and Lower Mississippi Valley Friday. Read More >

Current conditions at

Stampede Pass (KSMP)

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

Mist

18°F

-8°C

Humidity 96%
Wind Speed N 3 MPH
Barometer 30.15 in (1021.0 mb)
Dewpoint 17°F (-8°C)
Visibility 0.75 mi
Last update 21 Jan 09:41 PM PST
Extended Forecast for

15 Miles N Roslyn WA

  • Tonight

    Tonight: Mostly clear early, then becoming cloudy, with a low around 21. Light and variable wind.

    Low: 21 °F

    Becoming
    Cloudy

  • Thursday

    Thursday: Cloudy, then gradually becoming mostly sunny, with a high near 35. Light and variable wind.

    High: 35 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 18. East wind 3 to 5 mph.

    Low: 18 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 33. East wind around 6 mph.

    High: 33 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 16. Light northeast wind.

    Low: 16 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 36.

    High: 36 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 19.

    Low: 19 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 37.

    High: 37 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 22.

    Low: 22 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear early, then becoming cloudy, with a low around 21. Light and variable wind.
Thursday
Cloudy, then gradually becoming mostly sunny, with a high near 35. Light and variable wind.
Thursday Night
Partly cloudy, with a low around 18. East wind 3 to 5 mph.
Friday
Sunny, with a high near 33. East wind around 6 mph.
Friday Night
Clear, with a low around 16. Light northeast wind.
Saturday
Sunny, with a high near 36.
Saturday Night
Mostly clear, with a low around 19.
Sunday
Sunny, with a high near 37.
Sunday Night
Partly cloudy, with a low around 22.
Monday
A slight chance of snow. Partly sunny, with a high near 38.
Monday Night
A slight chance of snow. Partly cloudy, with a low around 26.
Tuesday
A slight chance of rain and snow. Mostly sunny, with a high near 40.
Tuesday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 27.
Wednesday
A chance of rain and snow. Partly sunny, with a high near 40.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
15 Miles N Roslyn WA
 47.46°N 121.04°W (Elev. 3602 ft)
Last Update:
9:27 pm PST Jan 21, 2026
Forecast Valid:
9pm PST Jan 21, 2026-6pm PST Jan 28, 2026
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation