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

Rapid City, Rapid City Regional Airport (KRAP)

Lat: 44.05°NLon: 103.05°WElev: 3202ft.

Fair

61°F

16°C

Humidity 60%
Wind Speed SE 7 mph
Barometer 29.79 in (1005.5 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Last update 3 Sep 4:52 am MDT
Extended Forecast for

Rapid City SD

  • Today

    Today: Sunny, with a high near 92. Southwest wind 7 to 9 mph becoming east in the morning. Winds could gust as high as 23 mph.

    High: 92 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 63. Southwest wind 3 to 8 mph. Winds could gust as high as 22 mph.

    Low: 63 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 96. South wind 5 to 15 mph, with gusts as high as 30 mph.

    High: 96 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 68. South wind 6 to 13 mph becoming west after midnight. Winds could gust as high as 26 mph.

    Low: 68 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 97. West wind 5 to 8 mph becoming east in the morning. Winds could gust as high as 21 mph.

    High: 97 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 66. Southeast wind around 6 mph becoming light and variable after midnight. Winds could gust as high as 16 mph.

    Low: 66 °F

    Partly Cloudy

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 90.

    High: 90 °F

    Mostly Sunny
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 64.

    Low: 64 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Labor Day

    Labor Day: A chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 90.

    High: 90 °F

    Chance
    Showers

Detailed Forecast

Today
Sunny, with a high near 92. Southwest wind 7 to 9 mph becoming east in the morning. Winds could gust as high as 23 mph.
Tonight
Mostly clear, with a low around 63. Southwest wind 3 to 8 mph. Winds could gust as high as 22 mph.
Friday
Sunny, with a high near 96. South wind 5 to 15 mph, with gusts as high as 30 mph.
Friday Night
Mostly clear, with a low around 68. South wind 6 to 13 mph becoming west after midnight. Winds could gust as high as 26 mph.
Saturday
Sunny, with a high near 97. West wind 5 to 8 mph becoming east in the morning. Winds could gust as high as 21 mph.
Saturday Night
Partly cloudy, with a low around 66. Southeast wind around 6 mph becoming light and variable after midnight. Winds could gust as high as 16 mph.
Sunday
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 90.
Sunday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 64.
Labor Day
A chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 90.
Monday Night
A chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 60.
Tuesday
Sunny, with a high near 83.
Tuesday Night
Mostly clear, with a low around 55.
Wednesday
Sunny, with a high near 81.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Rapid City SD
 44.08°N 103.24°W (Elev. 3291 ft)
Last Update:
3:41 am MDT Sep 3, 2026
Forecast Valid:
5am MDT Sep 3, 2026-6pm MDT Sep 9, 2026
 
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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