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

Pacific Storm System Moves Inland; Strong Storm in Alaska

A Pacific storm system will bring low elevation/valley rain and mountain snow as it moves inland to the central Great Basin through the central Rockies through Thursday. Scattered thunderstorms are likely from California into the Great Basin. A large low pressure system continues to bring snow, blizzard conditions, damaging winds, and mixed precipitation along the Bering Sea and Southwest Alaska. Read More >

Current conditions at

Spearfish / Clyde Ice (KSPF)

Lat: 44.48°NLon: 103.78°WElev: 3898ft.

Fair

45°F

7°C

Humidity 46%
Wind Speed NE 8 mph
Barometer 30.00 in
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 11 Feb 12:55 pm MST
Extended Forecast for

Spearfish SD

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 48. Light northeast wind.

    High: 48 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming clear, with a low around 31. Light southwest wind.

    Low: 31 °F

    Decreasing
    Clouds

  • Thursday

    Thursday: Sunny, with a high near 53. Calm wind becoming northeast around 5 mph.

    High: 53 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 34. Calm wind becoming southwest around 6 mph in the evening.

    Low: 34 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 56. Southwest wind around 6 mph becoming north in the afternoon.

    High: 56 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 33. Calm wind becoming southwest around 5 mph after midnight.

    Low: 33 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 56. Southwest wind around 6 mph.

    High: 56 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 35. Southwest wind 3 to 6 mph.

    Low: 35 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 58.

    High: 58 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 48. Light northeast wind.
Tonight
Mostly cloudy, then gradually becoming clear, with a low around 31. Light southwest wind.
Thursday
Sunny, with a high near 53. Calm wind becoming northeast around 5 mph.
Thursday Night
Mostly clear, with a low around 34. Calm wind becoming southwest around 6 mph in the evening.
Friday
Sunny, with a high near 56. Southwest wind around 6 mph becoming north in the afternoon.
Friday Night
Mostly clear, with a low around 33. Calm wind becoming southwest around 5 mph after midnight.
Saturday
Mostly sunny, with a high near 56. Southwest wind around 6 mph.
Saturday Night
Partly cloudy, with a low around 35. Southwest wind 3 to 6 mph.
Sunday
Mostly cloudy, with a high near 58.
Sunday Night
Mostly cloudy, with a low around 36.
Washington's Birthday
Sunny, with a high near 60.
Monday Night
A chance of rain. Partly cloudy, with a low around 39.
Tuesday
Rain likely. Mostly cloudy, with a high near 54.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Spearfish SD
 44.48°N 103.85°W (Elev. 3780 ft)
Last Update:
12:21 pm MST Feb 11, 2026
Forecast Valid:
1pm MST Feb 11, 2026-6pm MST Feb 17, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation