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

57°F

14°C

Humidity 100%
Wind Speed SW 3 mph
Barometer 29.95 in
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 2 Sep 2:15 am MDT
Extended Forecast for

Belle Fourche SD

  • Overnight

    Overnight: Partly cloudy, with a low around 55. East wind 3 to 7 mph.

    Low: 55 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, then gradually becoming sunny, with a high near 91. Light and variable wind becoming southwest 11 to 16 mph in the morning. Winds could gust as high as 26 mph.

    High: 91 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 62. South wind 11 to 16 mph, with gusts as high as 25 mph.

    Low: 62 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 93. West wind 6 to 11 mph, with gusts as high as 24 mph.

    High: 93 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 59. South wind 5 to 13 mph, with gusts as high as 23 mph.

    Low: 59 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 97. Southwest wind 5 to 15 mph, with gusts as high as 28 mph.

    High: 97 °F

    Sunny

  • Friday Night

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

    Low: 65 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 95.

    High: 95 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 59.

    Low: 59 °F

    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 55. East wind 3 to 7 mph.
Wednesday
Mostly cloudy, then gradually becoming sunny, with a high near 91. Light and variable wind becoming southwest 11 to 16 mph in the morning. Winds could gust as high as 26 mph.
Wednesday Night
Mostly clear, with a low around 62. South wind 11 to 16 mph, with gusts as high as 25 mph.
Thursday
Sunny, with a high near 93. West wind 6 to 11 mph, with gusts as high as 24 mph.
Thursday Night
Mostly clear, with a low around 59. South wind 5 to 13 mph, with gusts as high as 23 mph.
Friday
Sunny, with a high near 97. Southwest wind 5 to 15 mph, with gusts as high as 28 mph.
Friday Night
Mostly clear, with a low around 65.
Saturday
Sunny, with a high near 95.
Saturday Night
Partly cloudy, with a low around 59.
Sunday
A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 87.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 59.
Labor Day
A chance of showers and thunderstorms. Partly sunny, with a high near 88.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 57.
Tuesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 82.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Belle Fourche SD
 44.67°N 103.86°W (Elev. 3025 ft)
Last Update:
12:31 am MDT Sep 2, 2026
Forecast Valid:
2am MDT Sep 2, 2026-6pm MDT Sep 8, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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