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

Spearfish / Clyde Ice (KSPF)

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

Fair

79°F

26°C

Humidity 20%
Wind Speed E 7 mph
Barometer 30.05 in
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 31 Aug 6:35 pm MDT
Extended Forecast for

7 Miles SSW Spearfish SD

  • Tonight

    Tonight: Mostly cloudy, with a low around 54. West wind around 5 mph becoming calm in the evening.

    Low: 54 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Showers and thunderstorms likely, mainly after 3pm. Mostly cloudy, with a high near 77. Light south wind. Winds could gust as high as 15 mph. Chance of precipitation is 70%.

    High: 77 °F

    Chance
    Showers then
    T-storms
    Likely

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 56. Calm wind becoming south around 5 mph in the evening. Winds could gust as high as 15 mph.

    Low: 56 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 87. Southwest wind 5 to 7 mph, with gusts as high as 21 mph.

    High: 87 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 61. Southwest wind around 7 mph, with gusts as high as 21 mph.

    Low: 61 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 87. Southwest wind 3 to 6 mph. Winds could gust as high as 20 mph.

    High: 87 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 63.

    Low: 63 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 65.

    Low: 65 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 54. West wind around 5 mph becoming calm in the evening.
Tuesday
Showers and thunderstorms likely, mainly after 3pm. Mostly cloudy, with a high near 77. Light south wind. Winds could gust as high as 15 mph. Chance of precipitation is 70%.
Tuesday Night
A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 56. Calm wind becoming south around 5 mph in the evening. Winds could gust as high as 15 mph.
Wednesday
Sunny, with a high near 87. Southwest wind 5 to 7 mph, with gusts as high as 21 mph.
Wednesday Night
Mostly clear, with a low around 61. Southwest wind around 7 mph, with gusts as high as 21 mph.
Thursday
Sunny, with a high near 87. Southwest wind 3 to 6 mph. Winds could gust as high as 20 mph.
Thursday Night
Clear, with a low around 63.
Friday
Sunny, with a high near 90.
Friday Night
Mostly clear, with a low around 65.
Saturday
A slight chance of showers and thunderstorms after noon. Sunny, with a high near 87.
Saturday Night
A slight chance of showers. Partly cloudy, with a low around 61.
Sunday
A chance of showers and thunderstorms. Partly sunny, with a high near 83.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 59.
Labor Day
A slight chance of showers. Mostly sunny, with a high near 83.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles SSW Spearfish SD
 44.41°N 103.9°W (Elev. 4600 ft)
Last Update:
5:01 pm MDT Aug 31, 2026
Forecast Valid:
6pm MDT Aug 31, 2026-6pm MDT Sep 7, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation