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

Rapid City, Rapid City Regional Airport (KRAP)

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

Fair

9°F

-13°C

Humidity 66%
Wind Speed Calm
Barometer 30.41 in (1036.5 mb)
Dewpoint 0°F (-18°C)
Visibility 10.00 mi
Last update 29 Dec 7:52 am MST
Extended Forecast for

Rapid City SD

  • Today

    Today: Sunny, with a high near 40. Wind chill values as low as 10. Northwest wind around 6 mph becoming calm in the afternoon. Winds could gust as high as 20 mph.

    High: 40 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 25. West wind around 6 mph.

    Low: 25 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, then gradually becoming sunny, with a high near 49. Northwest wind 6 to 10 mph, with gusts as high as 25 mph.

    High: 49 °F

    Decreasing
    Clouds

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 29. West wind around 6 mph.

    Low: 29 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 54. West wind 6 to 10 mph becoming northeast in the afternoon. Winds could gust as high as 22 mph.

    High: 54 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 25. Light and variable wind.

    Low: 25 °F

    Mostly Clear

  • New Year's Day

    New Year's Day: Partly sunny, with a high near 49. Calm wind becoming east around 6 mph.

    High: 49 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 27. Calm wind.

    Low: 27 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 48.

    High: 48 °F

    Partly Sunny

Detailed Forecast

Today
Sunny, with a high near 40. Wind chill values as low as 10. Northwest wind around 6 mph becoming calm in the afternoon. Winds could gust as high as 20 mph.
Tonight
Partly cloudy, with a low around 25. West wind around 6 mph.
Tuesday
Mostly cloudy, then gradually becoming sunny, with a high near 49. Northwest wind 6 to 10 mph, with gusts as high as 25 mph.
Tuesday Night
Partly cloudy, with a low around 29. West wind around 6 mph.
Wednesday
Sunny, with a high near 54. West wind 6 to 10 mph becoming northeast in the afternoon. Winds could gust as high as 22 mph.
Wednesday Night
Mostly clear, with a low around 25. Light and variable wind.
New Year's Day
Partly sunny, with a high near 49. Calm wind becoming east around 6 mph.
Thursday Night
Mostly cloudy, with a low around 27. Calm wind.
Friday
Partly sunny, with a high near 48.
Friday Night
Partly cloudy, with a low around 29.
Saturday
Mostly sunny, with a high near 50.
Saturday Night
Partly cloudy, with a low around 29.
Sunday
Mostly sunny, with a high near 52.
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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:
6:21 am MST Dec 29, 2025
Forecast Valid:
8am MST Dec 29, 2025-6pm MST Jan 4, 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