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

Lake Effect Snow in the Lower Great Lakes; Rain and High Elevation Snow in the West

Lake-effect snow will continue downwind of Lakes Erie and Ontario through Friday. In the Western U.S., rain and higher elevation snow will continue over the Great Basin through Friday. A front will move over the Pacific Northwest Thursday afternoon and produce light rain and higher elevation snow over the Cascades through Saturday. Read More >

Current conditions at

Spearfish / Clyde Ice (KSPF)

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

Fair

34°F

1°C

Humidity 60%
Wind Speed SW 7 mph
Barometer 30.06 in
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill28°F (-2°C)
Last update 12 Feb 12:35 am MST
Extended Forecast for

Belle Fourche SD

  • Overnight

    Overnight: Mostly clear, with a steady temperature around 26. Wind chill values as low as 17. West wind around 7 mph.

    Low: 26 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 55. Wind chill values as low as 18 early. Light and variable wind becoming northwest around 6 mph in the morning.

    High: 55 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 25. Southwest wind around 5 mph.

    Low: 25 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 57. Light and variable wind becoming north around 6 mph in the morning.

    High: 57 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 27. West wind 3 to 5 mph.

    Low: 27 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 56. West wind 5 to 7 mph becoming north in the afternoon.

    High: 56 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 30. Southwest wind around 5 mph.

    Low: 30 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 58. Southwest wind 5 to 9 mph becoming north in the afternoon. Winds could gust as high as 15 mph.

    High: 58 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 29.

    Low: 29 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a steady temperature around 26. Wind chill values as low as 17. West wind around 7 mph.
Thursday
Sunny, with a high near 55. Wind chill values as low as 18 early. Light and variable wind becoming northwest around 6 mph in the morning.
Thursday Night
Mostly clear, with a low around 25. Southwest wind around 5 mph.
Friday
Sunny, with a high near 57. Light and variable wind becoming north around 6 mph in the morning.
Friday Night
Mostly clear, with a low around 27. West wind 3 to 5 mph.
Saturday
Mostly sunny, with a high near 56. West wind 5 to 7 mph becoming north in the afternoon.
Saturday Night
Mostly cloudy, with a low around 30. Southwest wind around 5 mph.
Sunday
Partly sunny, with a high near 58. Southwest wind 5 to 9 mph becoming north in the afternoon. Winds could gust as high as 15 mph.
Sunday Night
Partly cloudy, with a low around 29.
Washington's Birthday
Sunny, with a high near 58.
Monday Night
A slight chance of rain. Partly cloudy, with a low around 31.
Tuesday
A chance of rain. Partly sunny, with a high near 52. Breezy.
Tuesday Night
A chance of rain and snow. Partly cloudy, with a low around 27.
Wednesday
A chance of snow. Partly sunny, with a high near 47.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Belle Fourche SD
 44.67°N 103.86°W (Elev. 3025 ft)
Last Update:
11:31 pm MST Feb 11, 2026
Forecast Valid:
12am MST Feb 12, 2026-6pm MST Feb 18, 2026
 
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