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

56°F

13°C

Humidity 29%
Wind Speed N 16 mph
Barometer 29.99 in (1017.1 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Last update 31 Dec 2:52 pm MST
Extended Forecast for

Rapid City SD

  • Tonight

    Tonight: Partly cloudy, with a low around 27. Calm wind becoming south around 6 mph.

    Low: 27 °F

    Partly Cloudy

  • New Year's Day

    New Year's Day: Mostly sunny, with a high near 56. Northeast wind around 6 mph becoming calm in the afternoon.

    High: 56 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 28. Calm wind.

    Low: 28 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 44. Calm wind becoming north around 6 mph in the afternoon.

    High: 44 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Partly cloudy, with a steady temperature around 37. West wind around 5 mph.

    Low: 37 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 53. Light and variable wind becoming southeast 5 to 8 mph in the afternoon. Winds could gust as high as 16 mph.

    High: 53 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 32. South wind 6 to 8 mph, with gusts as high as 18 mph.

    Low: 32 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 57. Southwest wind 7 to 9 mph becoming northwest in the afternoon. Winds could gust as high as 21 mph.

    High: 57 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 35.

    Low: 35 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 27. Calm wind becoming south around 6 mph.
New Year's Day
Mostly sunny, with a high near 56. Northeast wind around 6 mph becoming calm in the afternoon.
Thursday Night
Mostly cloudy, with a low around 28. Calm wind.
Friday
Mostly cloudy, with a high near 44. Calm wind becoming north around 6 mph in the afternoon.
Friday Night
Partly cloudy, with a steady temperature around 37. West wind around 5 mph.
Saturday
Mostly sunny, with a high near 53. Light and variable wind becoming southeast 5 to 8 mph in the afternoon. Winds could gust as high as 16 mph.
Saturday Night
Mostly cloudy, with a low around 32. South wind 6 to 8 mph, with gusts as high as 18 mph.
Sunday
Mostly sunny, with a high near 57. Southwest wind 7 to 9 mph becoming northwest in the afternoon. Winds could gust as high as 21 mph.
Sunday Night
Mostly cloudy, with a low around 35.
Monday
Mostly sunny, with a high near 58.
Monday Night
Partly cloudy, with a low around 33.
Tuesday
Mostly sunny, with a high near 55.
Tuesday Night
Partly cloudy, with a low around 30.
Wednesday
Partly sunny, with a high near 53.
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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:
2:21 pm MST Dec 31, 2025
Forecast Valid:
3pm MST Dec 31, 2025-6pm MST Jan 7, 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