Heat the Southwest; Fire Weather in the Central U.S.; Kona Low Impacting Hawaii

A rare March heat wave is ongoing with much above-normal temperatures over the Southwest U.S. through this weekend. Periods of critical fire weather will persist from the central Rockies to the central and southern Plains through the weekend as gusty winds and low relative humidity continue. A Kona low will continue to bring several rounds of moderate to heavy rainfall to Hawaii through Sunday. Read More >

Current conditions at

Rapid City, Rapid City Regional Airport (KRAP)

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

Overcast

36°F

2°C

Humidity 86%
Wind Speed N 5 mph
Barometer 30.18 in (1021.8 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill32°F (0°C)
Last update 22 Mar 6:52 am MDT
Extended Forecast for

Rapid City SD

  • Today

    Today: A 50 percent chance of showers before 9am.  Cloudy, then gradually becoming mostly sunny, with a high near 57. North wind 5 to 8 mph becoming east in the afternoon. Winds could gust as high as 17 mph.

    High: 57 °F

    Chance
    Showers then
    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 35. North wind 5 to 7 mph becoming calm  in the evening. Winds could gust as high as 17 mph.

    Low: 35 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 67. South wind 5 to 9 mph becoming east in the afternoon. Winds could gust as high as 20 mph.

    High: 67 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 39. Northeast wind 5 to 7 mph becoming calm  in the evening. Winds could gust as high as 16 mph.

    Low: 39 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 66. Light and variable wind becoming northeast 5 to 10 mph in the morning. Winds could gust as high as 21 mph.

    High: 66 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 43. East wind 5 to 9 mph becoming light and variable. Winds could gust as high as 18 mph.

    Low: 43 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 81. West wind 5 to 13 mph becoming east in the afternoon. Winds could gust as high as 25 mph.

    High: 81 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 39. Northeast wind around 11 mph becoming northwest in the evening. Winds could gust as high as 24 mph.

    Low: 39 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 52.

    High: 52 °F

    Mostly Sunny

Detailed Forecast

Today
A 50 percent chance of showers before 9am. Cloudy, then gradually becoming mostly sunny, with a high near 57. North wind 5 to 8 mph becoming east in the afternoon. Winds could gust as high as 17 mph.
Tonight
Partly cloudy, with a low around 35. North wind 5 to 7 mph becoming calm in the evening. Winds could gust as high as 17 mph.
Monday
Partly sunny, with a high near 67. South wind 5 to 9 mph becoming east in the afternoon. Winds could gust as high as 20 mph.
Monday Night
Partly cloudy, with a low around 39. Northeast wind 5 to 7 mph becoming calm in the evening. Winds could gust as high as 16 mph.
Tuesday
Partly sunny, with a high near 66. Light and variable wind becoming northeast 5 to 10 mph in the morning. Winds could gust as high as 21 mph.
Tuesday Night
Mostly cloudy, with a low around 43. East wind 5 to 9 mph becoming light and variable. Winds could gust as high as 18 mph.
Wednesday
Mostly sunny, with a high near 81. West wind 5 to 13 mph becoming east in the afternoon. Winds could gust as high as 25 mph.
Wednesday Night
Partly cloudy, with a low around 39. Northeast wind around 11 mph becoming northwest in the evening. Winds could gust as high as 24 mph.
Thursday
Mostly sunny, with a high near 52.
Thursday Night
Mostly cloudy, with a low around 29.
Friday
Partly sunny, with a high near 54.
Friday Night
Partly cloudy, with a low around 30.
Saturday
Mostly sunny, with a high near 63.
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ABOUT THIS FORECAST

 
Point Forecast:
Rapid City SD
 44.08°N 103.24°W (Elev. 3291 ft)
6:03 am MDT Mar 22, 2026
7am MDT Mar 22, 2026-6pm MDT Mar 28, 2026
 
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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