Severe Thunderstorms for the Center of the Nation; Fire Weather Concerns; Flooding Issues for the Great Lakes Region

A round of severe thunderstorms are forecast across areas of the Southern Plains, Mississippi Valley and Great Lakes this afternoon and tonight; The threat for flash flooding will also accompany these storms. The rainfall for the Great Lakes region could prolong the ongoing flooding. Where the rain is needed, the Southern High Plains, critical fire weather concerns through today. Read More >

Current conditions at

Rapid City, Rapid City Regional Airport (KRAP)

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

Fair

33°F

1°C

Humidity 54%
Wind Speed N 13 mph
Barometer 30.03 in (1019.4 mb)
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Wind Chill24°F (-4°C)
Last update 17 Apr 8:52 pm MDT
Extended Forecast for

Rapid City Regional Airport SD

  • Tonight

    Tonight: Partly cloudy, with a low around 22. Northwest wind 6 to 11 mph, with gusts as high as 23 mph.

    Low: 22 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 55. Wind chill values as low as 16 early. Breezy, with a northwest wind 7 to 12 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 37 mph.

    High: 55 °F

    Mostly Sunny
    and Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 28. Northwest wind 13 to 18 mph becoming light and variable  after midnight. Winds could gust as high as 32 mph.

    Low: 28 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 66. Light and variable wind becoming east 9 to 14 mph in the morning. Winds could gust as high as 24 mph.

    High: 66 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 34. East wind 6 to 14 mph becoming south after midnight. Winds could gust as high as 23 mph.

    Low: 34 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 79. South wind 9 to 15 mph becoming north in the afternoon. Winds could gust as high as 28 mph.

    High: 79 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 41. North wind 5 to 15 mph becoming southwest after midnight. Winds could gust as high as 23 mph.

    Low: 41 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 84. South wind 5 to 10 mph increasing to 11 to 16 mph in the afternoon. Winds could gust as high as 28 mph.

    High: 84 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 49.

    Low: 49 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 22. Northwest wind 6 to 11 mph, with gusts as high as 23 mph.
Saturday
Mostly sunny, with a high near 55. Wind chill values as low as 16 early. Breezy, with a northwest wind 7 to 12 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 37 mph.
Saturday Night
Mostly clear, with a low around 28. Northwest wind 13 to 18 mph becoming light and variable after midnight. Winds could gust as high as 32 mph.
Sunday
Sunny, with a high near 66. Light and variable wind becoming east 9 to 14 mph in the morning. Winds could gust as high as 24 mph.
Sunday Night
Mostly clear, with a low around 34. East wind 6 to 14 mph becoming south after midnight. Winds could gust as high as 23 mph.
Monday
Mostly sunny, with a high near 79. South wind 9 to 15 mph becoming north in the afternoon. Winds could gust as high as 28 mph.
Monday Night
Partly cloudy, with a low around 41. North wind 5 to 15 mph becoming southwest after midnight. Winds could gust as high as 23 mph.
Tuesday
Sunny, with a high near 84. South wind 5 to 10 mph increasing to 11 to 16 mph in the afternoon. Winds could gust as high as 28 mph.
Tuesday Night
Partly cloudy, with a low around 49.
Wednesday
A slight chance of showers after noon. Mostly sunny, with a high near 85. Breezy.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 47.
Thursday
A chance of showers. Mostly sunny, with a high near 69. Windy.
Thursday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 34. Breezy.
Friday
A chance of rain and snow showers. Partly sunny, with a high near 56. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
Rapid City Regional Airport SD
 44.04°N 103.06°W (Elev. 3100 ft)
8:22 pm MDT Apr 17, 2026
9pm MDT Apr 17, 2026-6pm MDT Apr 24, 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