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.

Fair

19°C

67°F

Humidity 61%
Wind Speed NW 11 km/h
Barometer 1012.6 mb (30.01 in)
Dewpoint 12°C (53°F)
Visibility 16 km
Last update 17 Jul 2:52 am MDT
Extended Forecast for

Rapid City SD

Heat Advisory July 17, 03:11am until July 19, 09:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory July 17, 03:11am until July 19, 09:00pm

    NOW until 9:00pm Sun

    Heat Advisory

  • Overnight

    Low: 21 °C

    Mostly Clear

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 37. Northwest wind 10 to 14 km/h becoming northeast in the afternoon. Winds could gust as high as 34 km/h.

    High: 37 °C

    Sunny then
    Slight Chance
    T-storms

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms before 9pm. Partly cloudy, with a low around 21. Northeast wind 8 to 13 km/h becoming light and variable in the evening. Winds could gust as high as 32 km/h.

    Low: 21 °C

    Slight Chance
    T-storms then
    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 37. Light south wind becoming southeast 18 to 23 km/h in the morning. Winds could gust as high as 42 km/h.

    High: 37 °C

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 23. Southeast wind 18 to 23 km/h becoming southwest 10 to 15 km/h after midnight. Winds could gust as high as 45 km/h.

    Low: 23 °C

    Partly Cloudy

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after noon. Mostly sunny and hot, with a high near 38. Southwest wind 10 to 14 km/h becoming north in the afternoon. Winds could gust as high as 35 km/h.

    High: 38 °C

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 21.

    Low: 21 °C

    Chance
    T-storms then
    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 36.

    High: 36 °C

    Mostly Sunny

Detailed Forecast

Overnight
Mostly clear, with a low around 21. West wind 8 to 10 km/h.
Friday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 37. Northwest wind 10 to 14 km/h becoming northeast in the afternoon. Winds could gust as high as 34 km/h.
Friday Night
A 20 percent chance of showers and thunderstorms before 9pm. Partly cloudy, with a low around 21. Northeast wind 8 to 13 km/h becoming light and variable in the evening. Winds could gust as high as 32 km/h.
Saturday
Sunny, with a high near 37. Light south wind becoming southeast 18 to 23 km/h in the morning. Winds could gust as high as 42 km/h.
Saturday Night
Partly cloudy, with a low around 23. Southeast wind 18 to 23 km/h becoming southwest 10 to 15 km/h after midnight. Winds could gust as high as 45 km/h.
Sunday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny and hot, with a high near 38. Southwest wind 10 to 14 km/h becoming north in the afternoon. Winds could gust as high as 35 km/h.
Sunday Night
A 30 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 21.
Monday
Mostly sunny, with a high near 36.
Monday Night
Partly cloudy, with a low around 19.
Tuesday
Partly sunny, with a high near 31.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 18.
Wednesday
A chance of showers and thunderstorms. Partly sunny, with a high near 30.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 18.
Thursday
A chance of showers and thunderstorms. Partly sunny, with a high near 31.
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 m)
Last Update:
1:52 am MDT Jul 17, 2026
Forecast Valid:
3am MDT Jul 17, 2026-6pm MDT Jul 23, 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