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Showers and Thunderstorms for the Eastern Third of the Country; Fire Weather Concerns; Flooding Issues for the Great Lakes Region

Showers and thunderstorms will continue along and ahead of a cold front for the eastern third of the country. The rainfall for the Great Lakes region could prolong the ongoing flooding. Much cooler weather will filter in behind this cold front along and east of the Rockies. Where the rain is needed, the Southern High Plains, critical fire weather concerns through this weekend. Read More >

Current conditions at

Rapid City, Rapid City Regional Airport (KRAP)

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

Fair

43°F

6°C

Humidity 51%
Wind Speed SE 10 mph
Barometer 30.19 in (1024.2 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill37°F (3°C)
Last update 19 Apr 8:52 am MDT
Extended Forecast for

2 Miles NNW Rapid City SD

  • Today

    Today: Sunny, with a high near 60. Light east wind becoming southeast 8 to 13 mph in the morning. Winds could gust as high as 25 mph.

    High: 60 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 36. Southeast wind 6 to 11 mph becoming south in the evening. Winds could gust as high as 23 mph.

    Low: 36 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 79. Light and variable wind becoming north 6 to 11 mph in the afternoon. Winds could gust as high as 22 mph.

    High: 79 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 45. North wind 5 to 9 mph becoming light and variable. Winds could gust as high as 20 mph.

    Low: 45 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 86. Southwest wind 5 to 10 mph becoming east in the afternoon. Winds could gust as high as 25 mph.

    High: 86 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 55. East wind 5 to 8 mph becoming southwest after midnight. Winds could gust as high as 16 mph.

    Low: 55 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 84. South wind 7 to 16 mph, with gusts as high as 32 mph.

    High: 84 °F

    Partly Sunny
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: Showers likely, mainly before midnight. Mostly cloudy, with a low around 46. West wind around 15 mph, with gusts as high as 28 mph.

    Low: 46 °F

    Showers
    Likely

  • Thursday

    Thursday: Showers likely, mainly after noon. Partly sunny, with a high near 57. Windy.

    High: 57 °F

    Showers
    Likely and
    Windy

Detailed Forecast

Today
Sunny, with a high near 60. Light east wind becoming southeast 8 to 13 mph in the morning. Winds could gust as high as 25 mph.
Tonight
Mostly clear, with a low around 36. Southeast wind 6 to 11 mph becoming south in the evening. Winds could gust as high as 23 mph.
Monday
Sunny, with a high near 79. Light and variable wind becoming north 6 to 11 mph in the afternoon. Winds could gust as high as 22 mph.
Monday Night
Mostly clear, with a low around 45. North wind 5 to 9 mph becoming light and variable. Winds could gust as high as 20 mph.
Tuesday
Sunny, with a high near 86. Southwest wind 5 to 10 mph becoming east in the afternoon. Winds could gust as high as 25 mph.
Tuesday Night
Partly cloudy, with a low around 55. East wind 5 to 8 mph becoming southwest after midnight. Winds could gust as high as 16 mph.
Wednesday
A 30 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 84. South wind 7 to 16 mph, with gusts as high as 32 mph.
Wednesday Night
Showers likely, mainly before midnight. Mostly cloudy, with a low around 46. West wind around 15 mph, with gusts as high as 28 mph.
Thursday
Showers likely, mainly after noon. Partly sunny, with a high near 57. Windy.
Thursday Night
A chance of rain showers before 9pm, then a chance of snow showers. Mostly cloudy, with a low around 30. Windy.
Friday
A slight chance of rain and snow showers. Mostly sunny, with a high near 51. Breezy.
Friday Night
A slight chance of rain and snow showers. Mostly cloudy, with a low around 28. Blustery.
Saturday
A slight chance of snow showers. Partly sunny, with a high near 51.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNW Rapid City SD
 44.1°N 103.24°W (Elev. 3353 ft)
Last Update:
8:52 am MDT Apr 19, 2026
Forecast Valid:
9am MDT Apr 19, 2026-6pm MDT Apr 25, 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