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

Blackhawk SD

  • Today

    Today: Sunny, with a high near 91. West wind 8 to 11 mph becoming northeast in the morning. Winds could gust as high as 24 mph.

    High: 91 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 64. Southwest wind 5 to 8 mph, with gusts as high as 21 mph.

    Low: 64 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 95. Southwest wind 6 to 16 mph becoming south in the afternoon. Winds could gust as high as 31 mph.

    High: 95 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 68. South wind 8 to 15 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 95. West wind 5 to 8 mph becoming east in the morning. Winds could gust as high as 21 mph.

    High: 95 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 66. South wind 5 to 7 mph becoming west after midnight. Winds could gust as high as 16 mph.

    Low: 66 °F

    Partly Cloudy

  • Sunday

    Sunday: A 40 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 89.

    High: 89 °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. Partly 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 89.

    High: 89 °F

    Chance
    Showers

Detailed Forecast

Today
Sunny, with a high near 91. West wind 8 to 11 mph becoming northeast in the morning. Winds could gust as high as 24 mph.
Tonight
Mostly clear, with a low around 64. Southwest wind 5 to 8 mph, with gusts as high as 21 mph.
Friday
Sunny, with a high near 95. Southwest wind 6 to 16 mph becoming south in the afternoon. Winds could gust as high as 31 mph.
Friday Night
Mostly clear, with a low around 68. South wind 8 to 15 mph becoming west after midnight. Winds could gust as high as 26 mph.
Saturday
Sunny, with a high near 95. 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. South wind 5 to 7 mph becoming west after midnight. Winds could gust as high as 16 mph.
Sunday
A 40 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 89.
Sunday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers. Partly cloudy, with a low around 64.
Labor Day
A chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 89.
Monday Night
A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 59.
Tuesday
Sunny, with a high near 81.
Tuesday Night
Mostly clear, with a low around 54.
Wednesday
Sunny, with a high near 80.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Blackhawk SD
 44.16°N 103.31°W (Elev. 3514 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

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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