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

4 Miles WSW Lead SD

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 40. Light northwest wind.

    High: 40 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly clear, with a low around 24. Wind chill values as low as 17. West wind 3 to 6 mph.

    Low: 24 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 41. Wind chill values as low as 17. West wind around 6 mph becoming light and variable in the afternoon.

    High: 41 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 27. Wind chill values as low as 20. Southwest wind 5 to 7 mph.

    Low: 27 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 44. Southwest wind around 6 mph becoming north in the afternoon. Winds could gust as high as 15 mph.

    High: 44 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 25. West wind around 7 mph.

    Low: 25 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 43. West wind around 6 mph, with gusts as high as 16 mph.

    High: 43 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 27. Southwest wind 6 to 8 mph, with gusts as high as 17 mph.

    Low: 27 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 46.

    High: 46 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 40. Light northwest wind.
Tonight
Mostly clear, with a low around 24. Wind chill values as low as 17. West wind 3 to 6 mph.
Thursday
Sunny, with a high near 41. Wind chill values as low as 17. West wind around 6 mph becoming light and variable in the afternoon.
Thursday Night
Mostly clear, with a low around 27. Wind chill values as low as 20. Southwest wind 5 to 7 mph.
Friday
Sunny, with a high near 44. Southwest wind around 6 mph becoming north in the afternoon. Winds could gust as high as 15 mph.
Friday Night
Mostly clear, with a low around 25. West wind around 7 mph.
Saturday
Mostly sunny, with a high near 43. West wind around 6 mph, with gusts as high as 16 mph.
Saturday Night
Partly cloudy, with a low around 27. Southwest wind 6 to 8 mph, with gusts as high as 17 mph.
Sunday
Mostly cloudy, with a high near 46.
Sunday Night
Mostly cloudy, with a low around 30.
Washington's Birthday
A slight chance of rain and snow. Sunny, with a high near 48.
Monday Night
A chance of rain and snow. Partly cloudy, with a low around 33.
Tuesday
Snow likely. Mostly cloudy, with a high near 42.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Lead SD
 44.33°N 103.83°W (Elev. 6398 ft)
Last Update:
12:21 pm MST Feb 11, 2026
Forecast Valid:
1pm MST Feb 11, 2026-6pm MST Feb 17, 2026
 
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