Areas of Showers and Thunderstorms to Start the Work Week

Areas of rain and thunderstorms are forecast Monday across the central and eastern states. Some mixed rain and snow is possible in the high Sierra Mountains. Heavy to excessive rain may bring flooding in the central Appalachians. Read More >

Current conditions at

Spearfish / Clyde Ice (KSPF)

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

Overcast

52°F

11°C

Humidity 100%
Wind Speed E 8 mph
Barometer 30.19 in
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Wind Chill49°F (9°C)
Last update 21 Sep 12:55 am MDT
Extended Forecast for

Belle Fourche SD

  • Overnight

    Overnight: A 40 percent chance of showers.  Areas of fog.  Otherwise, cloudy, with a steady temperature around 53. East wind 6 to 8 mph.

    Low: 53 °F

    Chance
    Showers and
    Areas Fog

  • Monday

    Monday: A 30 percent chance of showers, mainly before 2pm.  Patchy fog before 3pm.  Otherwise, cloudy, with a high near 64. East wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 25 mph.

    High: 64 °F

    Chance
    Showers and
    Patchy Fog

  • Monday Night

    Monday Night: Partly cloudy, with a low around 45. East wind 7 to 17 mph, with gusts as high as 28 mph.

    Low: 45 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 72. Breezy, with an east wind 7 to 12 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 34 mph.

    High: 72 °F

    Mostly Sunny
    then Sunny
    and Breezy

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms between midnight and 3am, then a chance of showers after 3am.  Increasing clouds, with a low around 51. Breezy, with an east wind 17 to 22 mph becoming light southeast  after midnight. Winds could gust as high as 32 mph.  Chance of precipitation is 30%.

    Low: 51 °F

    Partly Cloudy
    and Breezy
    then Chance
    Showers

  • Wednesday

    Wednesday: A slight chance of showers between noon and 3pm, then a slight chance of showers and thunderstorms after 3pm.  Mostly cloudy, then gradually becoming sunny, with a high near 78. Light and variable wind becoming northwest 5 to 9 mph in the afternoon. Winds could gust as high as 21 mph.  Chance of precipitation is 20%.

    High: 78 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Wednesday Night

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

    Low: 50 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 51.

    Low: 51 °F

    Partly Cloudy

Detailed Forecast

Overnight
A 40 percent chance of showers. Areas of fog. Otherwise, cloudy, with a steady temperature around 53. East wind 6 to 8 mph.
Monday
A 30 percent chance of showers, mainly before 2pm. Patchy fog before 3pm. Otherwise, cloudy, with a high near 64. East wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 25 mph.
Monday Night
Partly cloudy, with a low around 45. East wind 7 to 17 mph, with gusts as high as 28 mph.
Tuesday
Mostly sunny, with a high near 72. Breezy, with an east wind 7 to 12 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 34 mph.
Tuesday Night
A chance of showers and thunderstorms between midnight and 3am, then a chance of showers after 3am. Increasing clouds, with a low around 51. Breezy, with an east wind 17 to 22 mph becoming light southeast after midnight. Winds could gust as high as 32 mph. Chance of precipitation is 30%.
Wednesday
A slight chance of showers between noon and 3pm, then a slight chance of showers and thunderstorms after 3pm. Mostly cloudy, then gradually becoming sunny, with a high near 78. Light and variable wind becoming northwest 5 to 9 mph in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 20%.
Wednesday Night
Mostly clear, with a low around 50.
Thursday
Sunny, with a high near 79.
Thursday Night
Partly cloudy, with a low around 51.
Friday
Mostly sunny, with a high near 81.
Friday Night
Mostly clear, with a low around 54.
Saturday
Sunny, with a high near 78.
Saturday Night
A slight chance of showers. Partly cloudy, with a low around 49.
Sunday
A slight chance of showers. Mostly sunny, with a high near 73.
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ABOUT THIS FORECAST

 
Point Forecast:
Belle Fourche SD
 44.67°N 103.86°W (Elev. 3025 ft)
12:46 am MDT Sep 21, 2026
12am MDT Sep 21, 2026-6pm MDT Sep 27, 2026
 
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Additional Resources

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