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

70°F

21°C

Humidity 53%
Wind Speed SE 6 mph
Barometer 30.08 in (1015.4 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 13 Jul 10:52 pm MDT
Extended Forecast for

Rapid City SD

  • Tonight

    Tonight: Mostly clear, with a low around 64. South wind around 5 mph, with gusts as high as 15 mph.

    Low: 64 °F

    Mostly Clear

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after noon. Increasing clouds, with a high near 99. South wind 5 to 10 mph becoming north in the afternoon. Winds could gust as high as 25 mph.

    High: 99 °F

    Sunny then
    Slight Chance
    T-storms

  • Monday Night

    Monday Night: A 50 percent chance of showers and thunderstorms, mainly before midnight. Mostly cloudy, with a low around 63. North wind 5 to 10 mph becoming south in the evening. Winds could gust as high as 20 mph.

    Low: 63 °F

    Chance
    T-storms then
    Slight Chance
    T-storms

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 77. North wind 5 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.

    High: 77 °F

    Mostly Sunny
    then Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm. Cloudy, with a low around 55. North wind 5 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 70%.

    Low: 55 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after noon. High near 66. Northeast wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.

    High: 66 °F

    Chance
    Showers then
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 53. North wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.

    Low: 53 °F

    Chance
    T-storms then
    Chance
    Showers

  • Thursday

    Thursday: A slight chance of showers and thunderstorms after noon. Partly sunny, with a high near 75. Northeast wind 5 to 15 mph becoming southeast in the morning. Winds could gust as high as 25 mph.

    High: 75 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A slight chance of showers and thunderstorms. Partly cloudy, with a low around 57.

    Low: 57 °F

    Slight Chance
    T-storms

Detailed Forecast

Tonight
Mostly clear, with a low around 64. South wind around 5 mph, with gusts as high as 15 mph.
Monday
A 20 percent chance of showers and thunderstorms after noon. Increasing clouds, with a high near 99. South wind 5 to 10 mph becoming north in the afternoon. Winds could gust as high as 25 mph.
Monday Night
A 50 percent chance of showers and thunderstorms, mainly before midnight. Mostly cloudy, with a low around 63. North wind 5 to 10 mph becoming south in the evening. Winds could gust as high as 20 mph.
Tuesday
Showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 77. North wind 5 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.
Tuesday Night
Showers likely and possibly a thunderstorm. Cloudy, with a low around 55. North wind 5 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 70%.
Wednesday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after noon. High near 66. Northeast wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 53. North wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.
Thursday
A slight chance of showers and thunderstorms after noon. Partly sunny, with a high near 75. Northeast wind 5 to 15 mph becoming southeast in the morning. Winds could gust as high as 25 mph.
Thursday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 57.
Friday
A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 83.
Friday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 60.
Saturday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 85.
Saturday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 61.
Sunday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 88.
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ABOUT THIS FORECAST

 
Point Forecast:
Rapid City SD
 44.08°N 103.24°W (Elev. 3291 ft)
Last Update:
9:49 pm MDT Jul 13, 2025
Forecast Valid:
10pm MDT Jul 13, 2025-6pm MDT Jul 20, 2025
 
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