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

43°F

6°C

Humidity 46%
Wind Speed W 13 mph
Barometer 30.03 in
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 31 Dec 3:15 am MST
Extended Forecast for

Belle Fourche SD

  • Overnight

    Overnight: Mostly clear, with a low around 29. West wind 11 to 13 mph, with gusts as high as 22 mph.

    Low: 29 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 48. West wind 6 to 15 mph becoming north in the afternoon. Winds could gust as high as 28 mph.

    High: 48 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 24. East wind around 5 mph becoming calm.

    Low: 24 °F

    Partly Cloudy

  • New Year's Day

    New Year's Day: Increasing clouds, with a high near 50. Northwest wind 6 to 9 mph, with gusts as high as 16 mph.

    High: 50 °F

    Increasing
    Clouds

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 25. Light and variable wind.

    Low: 25 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 44. Calm wind becoming west 5 to 7 mph in the afternoon.

    High: 44 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 29. Southwest wind around 7 mph.

    Low: 29 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 52. Southwest wind 5 to 9 mph becoming southeast in the afternoon.

    High: 52 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 31.

    Low: 31 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 29. West wind 11 to 13 mph, with gusts as high as 22 mph.
Wednesday
Sunny, with a high near 48. West wind 6 to 15 mph becoming north in the afternoon. Winds could gust as high as 28 mph.
Wednesday Night
Partly cloudy, with a low around 24. East wind around 5 mph becoming calm.
New Year's Day
Increasing clouds, with a high near 50. Northwest wind 6 to 9 mph, with gusts as high as 16 mph.
Thursday Night
Mostly cloudy, with a low around 25. Light and variable wind.
Friday
Mostly cloudy, with a high near 44. Calm wind becoming west 5 to 7 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 29. Southwest wind around 7 mph.
Saturday
Mostly sunny, with a high near 52. Southwest wind 5 to 9 mph becoming southeast in the afternoon.
Saturday Night
Partly cloudy, with a low around 31.
Sunday
Mostly sunny, with a high near 55.
Sunday Night
Partly cloudy, with a low around 30.
Monday
Mostly sunny, with a high near 52.
Monday Night
Partly cloudy, with a low around 28.
Tuesday
Mostly sunny, with a high near 47.
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:
1:46 am MST Dec 31, 2025
Forecast Valid:
3am MST Dec 31, 2025-6pm MST Jan 6, 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