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

Heavy Rain and Flooding Concerns in Hawaii; Severe Weather in the Plains

A storm system is expected to bring strong winds, widespread heavy rainfall, and flooding concerns to the Hawaiian Islands through the weekend. Strong to severe thunderstorms are forecast from the Southern Plains to the Mid-Missouri Valley Thursday afternoon and evening. Large hail and strong winds are the primary threats. Read More >

Current conditions at

Spearfish / Clyde Ice (KSPF)

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

Fair

27°F

-3°C

Humidity 80%
Wind Speed Calm
Barometer 30.00 in
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Last update 9 Apr 3:55 am MDT
Extended Forecast for

Belle Fourche SD

  • Today

    Today: Mostly cloudy, then gradually becoming sunny, with a high near 53. Wind chill values as low as 20 early. Northeast wind 5 to 10 mph, with gusts as high as 16 mph.

    High: 53 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Mostly clear, with a low around 27. East wind 5 to 10 mph becoming light and variable in the evening. Winds could gust as high as 15 mph.

    Low: 27 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 64. Breezy, with a light and variable wind becoming southeast 16 to 21 mph in the morning. Winds could gust as high as 31 mph.

    High: 64 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 41. Breezy, with a southeast wind 15 to 20 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 30 mph.

    Low: 41 °F

    Mostly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 81. Southwest wind 6 to 14 mph, with gusts as high as 22 mph.

    High: 81 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 40 percent chance of showers, mainly before midnight. Partly cloudy, with a low around 51. South wind 11 to 16 mph becoming west after midnight. Winds could gust as high as 25 mph.

    Low: 51 °F

    Chance
    Showers

  • Sunday

    Sunday: A 30 percent chance of showers, mainly after noon. Mostly sunny, with a high near 73. West wind 14 to 18 mph becoming northwest in the afternoon. Winds could gust as high as 28 mph.

    High: 73 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers. Mostly cloudy, with a low around 42. Northwest wind 8 to 13 mph becoming southeast after midnight. Winds could gust as high as 20 mph.

    Low: 42 °F

    Chance
    Showers

  • Monday

    Monday: Showers, mainly after noon. Partly sunny, with a high near 60.

    High: 60 °F

    Showers

Detailed Forecast

Today
Mostly cloudy, then gradually becoming sunny, with a high near 53. Wind chill values as low as 20 early. Northeast wind 5 to 10 mph, with gusts as high as 16 mph.
Tonight
Mostly clear, with a low around 27. East wind 5 to 10 mph becoming light and variable in the evening. Winds could gust as high as 15 mph.
Friday
Mostly sunny, with a high near 64. Breezy, with a light and variable wind becoming southeast 16 to 21 mph in the morning. Winds could gust as high as 31 mph.
Friday Night
Mostly cloudy, with a low around 41. Breezy, with a southeast wind 15 to 20 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 30 mph.
Saturday
Mostly sunny, with a high near 81. Southwest wind 6 to 14 mph, with gusts as high as 22 mph.
Saturday Night
A 40 percent chance of showers, mainly before midnight. Partly cloudy, with a low around 51. South wind 11 to 16 mph becoming west after midnight. Winds could gust as high as 25 mph.
Sunday
A 30 percent chance of showers, mainly after noon. Mostly sunny, with a high near 73. West wind 14 to 18 mph becoming northwest in the afternoon. Winds could gust as high as 28 mph.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 42. Northwest wind 8 to 13 mph becoming southeast after midnight. Winds could gust as high as 20 mph.
Monday
Showers, mainly after noon. Partly sunny, with a high near 60.
Monday Night
Showers likely. Mostly cloudy, with a low around 32.
Tuesday
Showers likely. Mostly cloudy, with a high near 50.
Tuesday Night
A slight chance of showers. Mostly cloudy, with a low around 31.
Wednesday
A slight chance of showers. Mostly sunny, with a high near 64.
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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:
3:48 am MDT Apr 9, 2026
Forecast Valid:
4am MDT Apr 9, 2026-6pm MDT Apr 15, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation