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.

Overcast

48°F

9°C

Humidity 25%
Wind Speed NE 8 mph
Barometer 29.97 in
Dewpoint 14°F (-10°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 11 Feb 2:55 pm MST
Extended Forecast for

2 Miles SW Lead SD

  • Tonight

    Tonight: Mostly clear, with a low around 26. Calm wind becoming west around 5 mph after midnight.

    Low: 26 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 45. North wind around 5 mph becoming calm in the afternoon.

    High: 45 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 29. Southwest wind 3 to 6 mph.

    Low: 29 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 48. Southwest wind around 5 mph becoming light and variable in the afternoon. Winds could gust as high as 15 mph.

    High: 48 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 28. West wind 3 to 5 mph. Winds could gust as high as 15 mph.

    Low: 28 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 47. Southwest wind around 5 mph becoming calm in the afternoon. Winds could gust as high as 16 mph.

    High: 47 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 30. Southwest wind 3 to 6 mph. Winds could gust as high as 17 mph.

    Low: 30 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 50. West wind around 6 mph, with gusts as high as 20 mph.

    High: 50 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 32.

    Low: 32 °F

    Decreasing
    Clouds

Detailed Forecast

Tonight
Mostly clear, with a low around 26. Calm wind becoming west around 5 mph after midnight.
Thursday
Sunny, with a high near 45. North wind around 5 mph becoming calm in the afternoon.
Thursday Night
Mostly clear, with a low around 29. Southwest wind 3 to 6 mph.
Friday
Sunny, with a high near 48. Southwest wind around 5 mph becoming light and variable in the afternoon. Winds could gust as high as 15 mph.
Friday Night
Mostly clear, with a low around 28. West wind 3 to 5 mph. Winds could gust as high as 15 mph.
Saturday
Mostly sunny, with a high near 47. Southwest wind around 5 mph becoming calm in the afternoon. Winds could gust as high as 16 mph.
Saturday Night
Partly cloudy, with a low around 30. Southwest wind 3 to 6 mph. Winds could gust as high as 17 mph.
Sunday
Mostly cloudy, with a high near 50. West wind around 6 mph, with gusts as high as 20 mph.
Sunday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 32.
Washington's Birthday
A slight chance of rain and snow after 11am. Sunny, with a high near 52.
Monday Night
A chance of rain and snow. Partly cloudy, with a low around 35.
Tuesday
Snow likely. Mostly cloudy, with a high near 46.
Tuesday Night
A chance of snow. Mostly cloudy, with a low around 24.
Wednesday
A chance of snow. Mostly sunny, with a high near 39.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SW Lead SD
 44.33°N 103.8°W (Elev. 5627 ft)
Last Update:
2:06 pm MST Feb 11, 2026
Forecast Valid:
3pm MST Feb 11, 2026-6pm MST Feb 18, 2026
 
Forecast Discussion
 
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Additional Resources

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