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

Areas of Severe Thunderstorms and Excessive Rainfall; Heat Wave Builds in the Intermountain West and Plains

A slow moving front will bring rounds of strong to severe thunderstorms and heavy rainfall to the central Plains eastward to the east-central U.S.. The first widespread significant heat wave of summer for the Intermountain West and Plains is expected to develop today and expand through next week. Dangerous heat will continue to impact portions of the Southwest and Southeast. Read More >

Hazardous Weather Conditions

Current conditions at

Rapid City, Rapid City Regional Airport (KRAP)

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

Fair

79°F

26°C

Humidity 47%
Wind Speed Calm
Barometer 29.97 in (1011.7 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 10 Jul 8:52 am MDT
Extended Forecast for

Rapid City SD

Heat Advisory July 11, 12:00pm until July 14, 08:00pm
Click here for hazard details and duration
Heat Advisory

  • Today

    Today: Sunny, with a high near 95. Light and variable wind becoming southeast 5 to 9 mph in the morning. Winds could gust as high as 22 mph.

    High: 95 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 69. Southeast wind 6 to 9 mph becoming southwest after midnight. Winds could gust as high as 22 mph.

    Low: 69 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 100. South wind 6 to 14 mph, with gusts as high as 31 mph.

    High: 100 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 70. Southeast wind 6 to 9 mph becoming southwest after midnight. Winds could gust as high as 24 mph.

    Low: 70 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 106. Light south wind becoming southeast 11 to 16 mph in the morning. Winds could gust as high as 29 mph.

    High: 106 °F

    Hot

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 75. South wind 13 to 16 mph, with gusts as high as 33 mph.

    Low: 75 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 106.

    High: 106 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 74.

    Low: 74 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 102.

    High: 102 °F

    Hot

Detailed Forecast

Today
Sunny, with a high near 95. Light and variable wind becoming southeast 5 to 9 mph in the morning. Winds could gust as high as 22 mph.
Tonight
Mostly clear, with a low around 69. Southeast wind 6 to 9 mph becoming southwest after midnight. Winds could gust as high as 22 mph.
Saturday
Sunny and hot, with a high near 100. South wind 6 to 14 mph, with gusts as high as 31 mph.
Saturday Night
Mostly clear, with a low around 70. Southeast wind 6 to 9 mph becoming southwest after midnight. Winds could gust as high as 24 mph.
Sunday
Sunny and hot, with a high near 106. Light south wind becoming southeast 11 to 16 mph in the morning. Winds could gust as high as 29 mph.
Sunday Night
Mostly clear, with a low around 75. South wind 13 to 16 mph, with gusts as high as 33 mph.
Monday
Sunny and hot, with a high near 106.
Monday Night
Mostly clear, with a low around 74.
Tuesday
Sunny and hot, with a high near 102.
Tuesday Night
Mostly clear, with a low around 72.
Wednesday
Sunny, with a high near 98.
Wednesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 70.
Thursday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 94.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Rapid City SD
 44.08°N 103.24°W (Elev. 3291 ft)
Last Update:
8:43 am MDT Jul 10, 2026
Forecast Valid:
9am MDT Jul 10, 2026-6pm MDT Jul 16, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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