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

85°F

29°C

Humidity 31%
Wind Speed E 8 mph
Barometer 30.05 in (1015.2 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 17 Aug 3:52 pm MDT
Extended Forecast for

Ellsworth Air Force Base SD

Severe T-storm Watch until August 17, 10:00pm
Click here for hazard details and duration
Severe T-storm Watch
  •  
    Severe T-storm Watch until August 17, 10:00pm

    NOW until 10:00pm Mon

    Severe T-storm Watch

  • This Afternoon

    High: 84 °F

    Severe
    Thunderstorms

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms before midnight. Some of the storms could be severe. Mostly cloudy, with a low around 58. South wind 5 to 8 mph becoming light and variable. Winds could gust as high as 20 mph.

    Low: 58 °F

    Severe
    Thunderstorms
    then Mostly
    Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 84. North wind 5 to 7 mph becoming light and variable. Winds could gust as high as 20 mph.

    High: 84 °F

    Partly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 57. Southeast wind around 6 mph becoming southwest in the evening. Winds could gust as high as 20 mph.

    Low: 57 °F

    Chance
    T-storms then
    Chance
    Showers

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 88. Light and variable wind becoming east around 6 mph in the afternoon. Winds could gust as high as 18 mph.

    High: 88 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 59. West wind around 7 mph becoming south in the evening. Winds could gust as high as 18 mph.

    Low: 59 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 93.

    High: 93 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 62.

    Low: 62 °F

    Mostly Clear

Detailed Forecast

This Afternoon
A 30 percent chance of showers and thunderstorms. Some of the storms could be severe. Partly sunny, with a high near 84. West wind around 7 mph becoming south. Winds could gust as high as 20 mph.
Tonight
A 40 percent chance of showers and thunderstorms before midnight. Some of the storms could be severe. Mostly cloudy, with a low around 58. South wind 5 to 8 mph becoming light and variable. Winds could gust as high as 20 mph.
Tuesday
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 84. North wind 5 to 7 mph becoming light and variable. Winds could gust as high as 20 mph.
Tuesday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 57. Southeast wind around 6 mph becoming southwest in the evening. Winds could gust as high as 20 mph.
Wednesday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 88. Light and variable wind becoming east around 6 mph in the afternoon. Winds could gust as high as 18 mph.
Wednesday Night
Mostly clear, with a low around 59. West wind around 7 mph becoming south in the evening. Winds could gust as high as 18 mph.
Thursday
Sunny, with a high near 93.
Thursday Night
Mostly clear, with a low around 62.
Friday
Sunny, with a high near 89.
Friday Night
Mostly clear, with a low around 61.
Saturday
Mostly sunny, with a high near 86.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 62.
Sunday
Mostly sunny, with a high near 89.
Sunday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 63.
Monday
A chance of showers and thunderstorms. Mostly sunny, with a high near 87.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Ellsworth Air Force Base SD
 44.15°N 103.07°W (Elev. 3146 ft)
Last Update:
3:06 pm MDT Aug 17, 2026
Forecast Valid:
4pm MDT Aug 17, 2026-6pm MDT Aug 24, 2026
 
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