Heavy Rainfall Threat Continues in the Southwest on Monday; Record Warmth in the Plains and Midwest

Remnant moisture from Tropical Storm Rachel will persist over portions of the Great Basin and Southwest on Monday, bringing a potential heavy to excessive rainfall risk. Well above average and potentially record breaking temperatures will develop across the Plains and Midwest early this week, spreading into the Lower Mississippi Valley and Southeast midweek. Read More >

Current conditions at

Spearfish / Clyde Ice (KSPF)

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

43°F

6°C

Humidity 87%
Wind Speed NW 10 mph
Barometer 29.96 in
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill37°F (3°C)
Last update 12 Oct 4:55 pm MDT
Extended Forecast for

Belle Fourche SD

  • Tonight

    Tonight: Showers likely, mainly after 2am.  Mostly cloudy, with a low around 36. Northwest wind 6 to 11 mph becoming light and variable  in the evening. Winds could gust as high as 22 mph.  Chance of precipitation is 60%.

    Low: 36 °F

    Chance
    Showers then
    Showers
    Likely

  • Tuesday

    Tuesday: Showers likely, mainly before noon.  Cloudy, with a high near 52. Calm wind becoming east around 6 mph.  Chance of precipitation is 60%.

    High: 52 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 36. Light and variable wind.

    Low: 36 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 61. Calm wind becoming east 5 to 8 mph in the afternoon. Winds could gust as high as 18 mph.

    High: 61 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 50 percent chance of rain.  Mostly cloudy, with a low around 40. East wind 5 to 8 mph becoming light and variable. Winds could gust as high as 17 mph.

    Low: 40 °F

    Chance Rain

  • Thursday

    Thursday: Mostly sunny, with a high near 61. Windy, with a northwest wind 10 to 20 mph increasing to 20 to 30 mph in the afternoon. Winds could gust as high as 41 mph.

    High: 61 °F

    Mostly Sunny
    and Windy

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 30. Blustery.

    Low: 30 °F

    Mostly Clear
    and Blustery
    then Mostly
    Clear

  • Friday

    Friday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 37.

    Low: 37 °F

    Clear

Detailed Forecast

Tonight
Showers likely, mainly after 2am. Mostly cloudy, with a low around 36. Northwest wind 6 to 11 mph becoming light and variable in the evening. Winds could gust as high as 22 mph. Chance of precipitation is 60%.
Tuesday
Showers likely, mainly before noon. Cloudy, with a high near 52. Calm wind becoming east around 6 mph. Chance of precipitation is 60%.
Tuesday Night
Mostly cloudy, with a low around 36. Light and variable wind.
Wednesday
Mostly sunny, with a high near 61. Calm wind becoming east 5 to 8 mph in the afternoon. Winds could gust as high as 18 mph.
Wednesday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 40. East wind 5 to 8 mph becoming light and variable. Winds could gust as high as 17 mph.
Thursday
Mostly sunny, with a high near 61. Windy, with a northwest wind 10 to 20 mph increasing to 20 to 30 mph in the afternoon. Winds could gust as high as 41 mph.
Thursday Night
Mostly clear, with a low around 30. Blustery.
Friday
Sunny, with a high near 64.
Friday Night
Clear, with a low around 37.
Saturday
Sunny, with a high near 79.
Saturday Night
Mostly clear, with a low around 44.
Sunday
Sunny, with a high near 73.
Sunday Night
Mostly clear, with a low around 42.
Monday
Sunny, with a high near 76.
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ABOUT THIS FORECAST

 
Point Forecast:
Belle Fourche SD
 44.67°N 103.86°W (Elev. 3025 ft)
4:01 pm MDT Oct 12, 2026
5pm MDT Oct 12, 2026-6pm MDT Oct 19, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database