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

Hazardous Weather Conditions

Current conditions at

Rapid City, Rapid City Regional Airport (KRAP)

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

Mostly Cloudy

69°F

21°C

Humidity 73%
Wind Speed N 18 G 25 mph
Barometer 30.04 in (1015.3 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 15 Jul 3:52 pm MDT
Extended Forecast for

Rapid City SD

  • This Afternoon

    This Afternoon: A 40 percent chance of showers and thunderstorms. Patchy fog. Otherwise, mostly cloudy, with a steady temperature around 67. North wind around 15 mph, with gusts as high as 30 mph.

    High: 67 °F

    Chance
    T-storms and
    Patchy Fog

  • Tonight

    Tonight: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 2am. Areas of smoke after 3am. Patchy fog. Low around 53. Northeast wind 5 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%.

    Low: 53 °F

    Showers and
    Patchy Fog

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm, mainly before 4pm, then a chance of showers and thunderstorms after 4pm. Areas of smoke before noon. Areas of fog. High near 59. Northeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.

    High: 59 °F

    Showers and
    Areas Fog

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms. Areas of fog before midnight. Otherwise, mostly cloudy, with a low around 49. North wind 5 to 10 mph becoming south after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 30%.

    Low: 49 °F

    Chance
    Showers and
    Areas Fog

  • Thursday

    Thursday: Mostly cloudy, then gradually becoming sunny, with a high near 78. South wind 5 to 15 mph, with gusts as high as 30 mph.

    High: 78 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 60. Southeast wind 5 to 15 mph becoming southwest after midnight. Winds could gust as high as 25 mph.

    Low: 60 °F

    Slight Chance
    T-storms

  • Friday

    Friday: Mostly sunny, with a high near 85. West wind 5 to 10 mph becoming northeast in the afternoon. Winds could gust as high as 25 mph.

    High: 85 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A chance of showers and thunderstorms, mainly after midnight. Mostly cloudy, with a low around 61. Northeast wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 20 mph.

    Low: 61 °F

    Chance
    T-storms

  • Saturday

    Saturday: A chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 85.

    High: 85 °F

    Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

This Afternoon
A 40 percent chance of showers and thunderstorms. Patchy fog. Otherwise, mostly cloudy, with a steady temperature around 67. North wind around 15 mph, with gusts as high as 30 mph.
Tonight
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 2am. Areas of smoke after 3am. Patchy fog. Low around 53. Northeast wind 5 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%.
Wednesday
Showers and possibly a thunderstorm, mainly before 4pm, then a chance of showers and thunderstorms after 4pm. Areas of smoke before noon. Areas of fog. High near 59. Northeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
Wednesday Night
A chance of showers and thunderstorms. Areas of fog before midnight. Otherwise, mostly cloudy, with a low around 49. North wind 5 to 10 mph becoming south after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 30%.
Thursday
Mostly cloudy, then gradually becoming sunny, with a high near 78. South wind 5 to 15 mph, with gusts as high as 30 mph.
Thursday Night
A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 60. Southeast wind 5 to 15 mph becoming southwest after midnight. Winds could gust as high as 25 mph.
Friday
Mostly sunny, with a high near 85. West wind 5 to 10 mph becoming northeast in the afternoon. Winds could gust as high as 25 mph.
Friday Night
A chance of showers and thunderstorms, mainly after midnight. Mostly cloudy, with a low around 61. Northeast wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 20 mph.
Saturday
A chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 85.
Saturday Night
A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 63.
Sunday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 90.
Sunday Night
Mostly clear, with a low around 64.
Monday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 91.
Monday Night
A slight chance of showers and thunderstorms. Mostly clear, with a low around 63.
Tuesday
A slight chance of showers and thunderstorms. Sunny, with a high near 91.
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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:
3:50 pm MDT Jul 15, 2025
Forecast Valid:
4pm MDT Jul 15, 2025-6pm MDT Jul 22, 2025
 
Forecast Discussion
 
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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