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

Strong to Severe Thunderstorms in the East; Heat in the Central and Western U.S.

Strong to potentially severe thunderstorms with damaging wind gusts are forecast Thursday from parts of New England into the Mid Atlantic and Carolinas. Significant heat will expand across the West and Central Plains through Friday, potentially breaking daily high temperature records. Dangerous heat will then build into the Eastern U.S. this weekend through much of next week. Read More >

Current conditions at

Rapid City, Rapid City Regional Airport (KRAP)

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

Fair

79°F

26°C

Humidity 39%
Wind Speed SW 7 mph
Barometer 29.94 in (1011.1 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 18 Jun 7:52 pm MDT
Extended Forecast for

Rapid City SD

  • Tonight

    Tonight: Mostly clear, with a low around 60. Southwest wind around 5 mph.

    Low: 60 °F

    Mostly Clear

  • Juneteenth

    Juneteenth: Sunny, with a high near 95. Southwest wind 5 to 10 mph becoming east in the afternoon. Winds could gust as high as 20 mph.

    High: 95 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 66. East wind around 5 mph becoming west after midnight. Winds could gust as high as 15 mph.

    Low: 66 °F

    Mostly Clear

  • Friday

    Friday: Sunny and hot, with a high near 101. Southwest wind 5 to 15 mph, with gusts as high as 30 mph.

    High: 101 °F

    Hot

  • Friday Night

    Friday Night: Mostly clear, with a low around 66. Southwest wind 5 to 10 mph, with gusts as high as 25 mph.

    Low: 66 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 99. Southwest wind 5 to 15 mph, with gusts as high as 30 mph.

    High: 99 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 63. South wind 10 to 15 mph becoming north in the evening. Winds could gust as high as 30 mph.

    Low: 63 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 82. North wind around 15 mph, with gusts as high as 35 mph.

    High: 82 °F

    Sunny

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms, mainly after midnight. Mostly cloudy, with a low around 51.

    Low: 51 °F

    Slight Chance
    T-storms then
    Chance
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 60. Southwest wind around 5 mph.
Juneteenth
Sunny, with a high near 95. Southwest wind 5 to 10 mph becoming east in the afternoon. Winds could gust as high as 20 mph.
Thursday Night
Mostly clear, with a low around 66. East wind around 5 mph becoming west after midnight. Winds could gust as high as 15 mph.
Friday
Sunny and hot, with a high near 101. Southwest wind 5 to 15 mph, with gusts as high as 30 mph.
Friday Night
Mostly clear, with a low around 66. Southwest wind 5 to 10 mph, with gusts as high as 25 mph.
Saturday
Sunny, with a high near 99. Southwest wind 5 to 15 mph, with gusts as high as 30 mph.
Saturday Night
Mostly clear, with a low around 63. South wind 10 to 15 mph becoming north in the evening. Winds could gust as high as 30 mph.
Sunday
Sunny, with a high near 82. North wind around 15 mph, with gusts as high as 35 mph.
Sunday Night
A chance of showers and thunderstorms, mainly after midnight. Mostly cloudy, with a low around 51.
Monday
A slight chance of showers and thunderstorms after noon. Partly sunny, with a high near 71.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 52.
Tuesday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 69.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 54.
Wednesday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 72.
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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:
8:10 pm MDT Jun 18, 2025
Forecast Valid:
8pm MDT Jun 18, 2025-6pm MDT Jun 25, 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