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

Excessive Rainfall Possible This Weekend; October Heat Wave in California

A slow moving front will be the focus area for heavy to excessive rainfall and a threat for flash/urban flooding across the northern Gulf Coast and Southeast U.S. through this weekend. Abnormally hot, potentially record-breaking, temperatures will impact southern California and stretch north toward the Bay Area and Central Valley into next week. Read More >

Current conditions at

Spearfish / Clyde Ice (KSPF)

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

Fair

68°F

20°C

Humidity 33%
Wind Speed NW 15 G 23 mph
Barometer 30.30 in
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 3 Oct 3:55 pm MDT
Extended Forecast for

Belle Fourche SD

  • Tonight

    Tonight: Increasing clouds, with a low around 41. Northwest wind 6 to 11 mph becoming light and variable in the evening. Winds could gust as high as 22 mph.

    Low: 41 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Sunny, with a high near 76. Light southeast wind becoming east 9 to 14 mph in the morning. Winds could gust as high as 23 mph.

    High: 76 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 48. East wind 6 to 11 mph becoming light and variable after midnight. Winds could gust as high as 23 mph.

    Low: 48 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 87. Calm wind becoming west 5 to 7 mph in the afternoon. Winds could gust as high as 16 mph.

    High: 87 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 55. Southwest wind 5 to 8 mph.

    Low: 55 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 81. West wind 7 to 16 mph becoming north in the afternoon. Winds could gust as high as 25 mph.

    High: 81 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 50.

    Low: 50 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 50.

    Low: 50 °F

    Mostly Clear

Detailed Forecast

Tonight
Increasing clouds, with a low around 41. Northwest wind 6 to 11 mph becoming light and variable in the evening. Winds could gust as high as 22 mph.
Sunday
Sunny, with a high near 76. Light southeast wind becoming east 9 to 14 mph in the morning. Winds could gust as high as 23 mph.
Sunday Night
Mostly clear, with a low around 48. East wind 6 to 11 mph becoming light and variable after midnight. Winds could gust as high as 23 mph.
Monday
Sunny, with a high near 87. Calm wind becoming west 5 to 7 mph in the afternoon. Winds could gust as high as 16 mph.
Monday Night
Mostly clear, with a low around 55. Southwest wind 5 to 8 mph.
Tuesday
Sunny, with a high near 81. West wind 7 to 16 mph becoming north in the afternoon. Winds could gust as high as 25 mph.
Tuesday Night
Mostly clear, with a low around 50.
Wednesday
Sunny, with a high near 77.
Wednesday Night
Mostly clear, with a low around 50.
Thursday
Sunny, with a high near 76.
Thursday Night
Mostly clear, with a low around 50.
Friday
Sunny, with a high near 81.
Friday Night
Mostly clear, with a low around 55.
Saturday
Mostly sunny, with a high near 77. Breezy.
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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:
3:51 pm MDT Oct 3, 2026
Forecast Valid:
3pm MDT Oct 3, 2026-6pm MDT Oct 10, 2026
 
Forecast Discussion
 
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Additional Resources

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