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

Excessive Rainfall Possible for the Gulf Coast and Florida; 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 parts of the Gulf Coast into central/northern Florida early this week. Abnormally hot, potentially record-breaking, temperatures will continue for southern California and stretch north toward the Bay Area and Central Valley this week. Read More >

Current conditions at

Rapid City, Rapid City Regional Airport (KRAP)

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

Fair

78°F

26°C

Humidity 35%
Wind Speed SE 8 mph
Barometer 30.19 in (1021.2 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 4 Oct 3:52 pm MDT
Extended Forecast for

Rapid City SD

  • Tonight

    Tonight: Clear, with a low around 54. Southeast wind 5 to 9 mph becoming southwest after midnight. Winds could gust as high as 16 mph.

    Low: 54 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 87. Northeast wind 5 to 7 mph becoming light and variable in the afternoon. Winds could gust as high as 15 mph.

    High: 87 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 58. Calm wind becoming west 5 to 7 mph in the evening.

    Low: 58 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 81. West wind 5 to 11 mph becoming north in the morning. Winds could gust as high as 16 mph.

    High: 81 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 54. Northwest wind 5 to 7 mph becoming light and variable after midnight.

    Low: 54 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 75. Light and variable wind becoming southeast 5 to 9 mph in the morning.

    High: 75 °F

    Sunny

  • Wednesday Night

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

    Low: 52 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 72.

    High: 72 °F

    Sunny

  • Thursday Night

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

    Low: 52 °F

    Mostly Clear

Detailed Forecast

Tonight
Clear, with a low around 54. Southeast wind 5 to 9 mph becoming southwest after midnight. Winds could gust as high as 16 mph.
Monday
Sunny, with a high near 87. Northeast wind 5 to 7 mph becoming light and variable in the afternoon. Winds could gust as high as 15 mph.
Monday Night
Clear, with a low around 58. Calm wind becoming west 5 to 7 mph in the evening.
Tuesday
Sunny, with a high near 81. West wind 5 to 11 mph becoming north in the morning. Winds could gust as high as 16 mph.
Tuesday Night
Mostly clear, with a low around 54. Northwest wind 5 to 7 mph becoming light and variable after midnight.
Wednesday
Sunny, with a high near 75. Light and variable wind becoming southeast 5 to 9 mph in the morning.
Wednesday Night
Mostly clear, with a low around 52.
Thursday
Sunny, with a high near 72.
Thursday Night
Mostly clear, with a low around 52.
Friday
Sunny, with a high near 79.
Friday Night
Mostly clear, with a low around 59.
Saturday
Sunny, with a high near 82.
Saturday Night
A slight chance of showers. Partly cloudy, with a low around 53.
Sunday
A chance of showers. Partly sunny, with a high near 59.
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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:
3:26 pm MDT Oct 4, 2026
Forecast Valid:
4pm MDT Oct 4, 2026-6pm MDT Oct 11, 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