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

Critical Fire Weather in the Southern Plains; Severe Storms in the Ohio Valley

Strong winds and low humidity will create elevated to critical fire weather conditions across the Southern Plains on Thursday. Strong to severe thunderstorms are forecast in the Ohio Valley late Thursday into Friday morning, with the strongest storms capable of producing very large hail, damaging winds, and a few tornadoes. Read More >

Current conditions at

Spearfish / Clyde Ice (KSPF)

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

Mostly Cloudy

43°F

6°C

Humidity 87%
Wind Speed NE 14 G 20 mph
Barometer 29.96 in
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 26 Mar 3:15 am MDT
Extended Forecast for

Belle Fourche SD

  • Overnight

    Overnight: Mostly cloudy, with a steady temperature around 43. North wind 6 to 9 mph.

    Low: 43 °F

    Mostly Cloudy

  • Thursday

    Thursday: Rain likely. Cloudy, with a high near 46. Northeast wind 10 to 13 mph becoming northwest in the afternoon. Chance of precipitation is 70%.

    High: 46 °F

    Rain Likely

  • Thursday Night

    Thursday Night: A 20 percent chance of rain before 9pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 22. Wind chill values as low as 15. Northwest wind 7 to 13 mph.

    Low: 22 °F

    Slight Chance
    Rain then
    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 51. Wind chill values as low as 15 early. Light and variable wind becoming southeast 5 to 10 mph in the afternoon. Winds could gust as high as 16 mph.

    High: 51 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 31. Southeast wind 6 to 11 mph becoming south after midnight. Winds could gust as high as 18 mph.

    Low: 31 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 70. Light and variable wind becoming east 5 to 10 mph in the afternoon. Winds could gust as high as 15 mph.

    High: 70 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 38. East wind 5 to 10 mph becoming southwest after midnight. Winds could gust as high as 15 mph.

    Low: 38 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 72. Southwest wind 5 to 11 mph becoming north in the afternoon. Winds could gust as high as 18 mph.

    High: 72 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 36.

    Low: 36 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a steady temperature around 43. North wind 6 to 9 mph.
Thursday
Rain likely. Cloudy, with a high near 46. Northeast wind 10 to 13 mph becoming northwest in the afternoon. Chance of precipitation is 70%.
Thursday Night
A 20 percent chance of rain before 9pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 22. Wind chill values as low as 15. Northwest wind 7 to 13 mph.
Friday
Sunny, with a high near 51. Wind chill values as low as 15 early. Light and variable wind becoming southeast 5 to 10 mph in the afternoon. Winds could gust as high as 16 mph.
Friday Night
Mostly clear, with a low around 31. Southeast wind 6 to 11 mph becoming south after midnight. Winds could gust as high as 18 mph.
Saturday
Mostly sunny, with a high near 70. Light and variable wind becoming east 5 to 10 mph in the afternoon. Winds could gust as high as 15 mph.
Saturday Night
Partly cloudy, with a low around 38. East wind 5 to 10 mph becoming southwest after midnight. Winds could gust as high as 15 mph.
Sunday
Sunny, with a high near 72. Southwest wind 5 to 11 mph becoming north in the afternoon. Winds could gust as high as 18 mph.
Sunday Night
Partly cloudy, with a low around 36.
Monday
Mostly sunny, with a high near 69.
Monday Night
A slight chance of rain. Mostly cloudy, with a low around 41.
Tuesday
A slight chance of rain. Partly sunny, with a high near 66.
Tuesday Night
A chance of rain and snow. Mostly cloudy, with a low around 30.
Wednesday
A chance of rain and snow. Mostly cloudy, with a high near 44.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Belle Fourche SD
 44.67°N 103.86°W (Elev. 3025 ft)
Last Update:
1:47 am MDT Mar 26, 2026
Forecast Valid:
3am MDT Mar 26, 2026-6pm MDT Apr 1, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation