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

Hazardous Weather Conditions

Current conditions at

Spearfish / Clyde Ice (KSPF)

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

Fair

18°C

64°F

Humidity 83%
Wind Speed NW 20 km/h
Barometer 29.61 in
Dewpoint 15°C (59°F)
Visibility 16 km
Last update 21 Jun 8:15 am MDT
Extended Forecast for

Belle Fourche SD

  • Today

    Today: Sunny, with a high near 30. Southwest wind 20 to 25 km/h becoming north in the afternoon. Winds could gust as high as 40 km/h.

    High: 30 °C

    Sunny

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly after 11pm. Increasing clouds, with a low around 12. Northeast wind 15 to 25 km/h becoming northwest after midnight. Winds could gust as high as 35 km/h.

    Low: 12 °C

    Chance
    T-storms

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 22. Northwest wind 15 to 20 km/h increasing to 25 to 30 km/h in the afternoon. Winds could gust as high as 45 km/h.

    High: 22 °C

    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: A 20 percent chance of showers before midnight. Partly cloudy, with a low around 7. Northwest wind 25 to 30 km/h decreasing to 15 to 20 km/h after midnight. Winds could gust as high as 50 km/h.

    Low: 7 °C

    Slight Chance
    Showers then
    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 23. West wind around 15 km/h becoming east in the afternoon. Winds could gust as high as 25 km/h.

    High: 23 °C

    Sunny

  • Monday Night

    Monday Night: A 40 percent chance of showers and thunderstorms, mainly after midnight. Partly cloudy, with a low around 11. Southeast wind around 15 km/h, with gusts as high as 25 km/h.

    Low: 11 °C

    Slight Chance
    T-storms then
    Chance
    Showers

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 24. East wind 15 to 25 km/h, with gusts as high as 40 km/h.

    High: 24 °C

    Chance
    Showers then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before midnight, then a chance of showers. Mostly cloudy, with a low around 12. East wind 20 to 25 km/h decreasing to 10 to 15 km/h after midnight. Winds could gust as high as 35 km/h.

    Low: 12 °C

    Showers
    Likely

  • Wednesday

    Wednesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 22.

    High: 22 °C

    Showers
    Likely

Detailed Forecast

Today
Sunny, with a high near 30. Southwest wind 20 to 25 km/h becoming north in the afternoon. Winds could gust as high as 40 km/h.
Tonight
A 30 percent chance of showers and thunderstorms, mainly after 11pm. Increasing clouds, with a low around 12. Northeast wind 15 to 25 km/h becoming northwest after midnight. Winds could gust as high as 35 km/h.
Sunday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 22. Northwest wind 15 to 20 km/h increasing to 25 to 30 km/h in the afternoon. Winds could gust as high as 45 km/h.
Sunday Night
A 20 percent chance of showers before midnight. Partly cloudy, with a low around 7. Northwest wind 25 to 30 km/h decreasing to 15 to 20 km/h after midnight. Winds could gust as high as 50 km/h.
Monday
Sunny, with a high near 23. West wind around 15 km/h becoming east in the afternoon. Winds could gust as high as 25 km/h.
Monday Night
A 40 percent chance of showers and thunderstorms, mainly after midnight. Partly cloudy, with a low around 11. Southeast wind around 15 km/h, with gusts as high as 25 km/h.
Tuesday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 24. East wind 15 to 25 km/h, with gusts as high as 40 km/h.
Tuesday Night
Showers likely and possibly a thunderstorm before midnight, then a chance of showers. Mostly cloudy, with a low around 12. East wind 20 to 25 km/h decreasing to 10 to 15 km/h after midnight. Winds could gust as high as 35 km/h.
Wednesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 22.
Wednesday Night
A chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 12.
Thursday
Sunny, with a high near 28.
Thursday Night
Mostly clear, with a low around 14.
Friday
Sunny, with a high near 30.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Belle Fourche SD
 44.67°N 103.86°W (Elev. 3025 m)
Last Update:
6:29 am MDT Jun 21, 2025
Forecast Valid:
8am MDT Jun 21, 2025-6pm MDT Jun 27, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation