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

Excessive Rainfall Possible This Weekend; October Heat Wave in California

A slow moving front will be the focus area for heavy to excessive rainfall and a threat for flash/urban flooding across the northern Gulf Coast and Southeast U.S. through this weekend. Abnormally hot, potentially record-breaking, temperatures will impact southern California and stretch north toward the Bay Area and Central Valley into next week. Read More >

Current conditions at

Rapid City, Rapid City Regional Airport (KRAP)

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

Fair

51°F

11°C

Humidity 64%
Wind Speed N 9 mph
Barometer 30.35 in (1026.8 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill48°F (9°C)
Last update 3 Oct 9:52 pm MDT
Extended Forecast for

2 Miles WSW Rapid City Regional Airport SD

  • Tonight

    Tonight: Partly cloudy, with a low around 42. Northwest wind around 6 mph becoming light and variable in the evening.

    Low: 42 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, then gradually becoming sunny, with a high near 78. South wind 5 to 14 mph, with gusts as high as 28 mph.

    High: 78 °F

    Becoming
    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 50. Southeast wind 5 to 8 mph becoming light and variable after midnight. Winds could gust as high as 20 mph.

    Low: 50 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 89. Calm wind becoming east around 5 mph. Winds could gust as high as 16 mph.

    High: 89 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 55. Calm wind becoming west 5 to 7 mph in the evening. Winds could gust as high as 17 mph.

    Low: 55 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 81. West wind 6 to 13 mph becoming north in the afternoon. Winds could gust as high as 28 mph.

    High: 81 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 52.

    Low: 52 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 52.

    Low: 52 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 42. Northwest wind around 6 mph becoming light and variable in the evening.
Sunday
Partly sunny, then gradually becoming sunny, with a high near 78. South wind 5 to 14 mph, with gusts as high as 28 mph.
Sunday Night
Clear, with a low around 50. Southeast wind 5 to 8 mph becoming light and variable after midnight. Winds could gust as high as 20 mph.
Monday
Sunny, with a high near 89. Calm wind becoming east around 5 mph. Winds could gust as high as 16 mph.
Monday Night
Mostly clear, with a low around 55. Calm wind becoming west 5 to 7 mph in the evening. Winds could gust as high as 17 mph.
Tuesday
Sunny, with a high near 81. West wind 6 to 13 mph becoming north in the afternoon. Winds could gust as high as 28 mph.
Tuesday Night
Mostly clear, with a low around 52.
Wednesday
Sunny, with a high near 77.
Wednesday Night
Mostly clear, with a low around 52.
Thursday
Sunny, with a high near 73.
Thursday Night
Partly cloudy, with a low around 51.
Friday
Sunny, with a high near 79.
Friday Night
Mostly clear, with a low around 55.
Saturday
Sunny, with a high near 81.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW Rapid City Regional Airport SD
 44.04°N 103.12°W (Elev. 3071 ft)
Last Update:
9:26 pm MDT Oct 3, 2026
Forecast Valid:
10pm MDT Oct 3, 2026-6pm MDT Oct 10, 2026
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database Weather Element Forecast

Chance of Precipitation