Marine and Coastal Impacts from Imelda; Unsettled Weather in the West

Swells and high surf from both Imelda and Humberto are expected to bring dangerous marine conditions and rip currents to much of the East Coast over the next several days. A series of Pacific frontal systems will bring waves of showers and thunderstorms to portions of northern California and the Pacific Northwest through midweek. Read More >

Hazardous Weather Conditions

Current conditions at

Rapid City, Rapid City Regional Airport (KRAP)

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

Fair

59°F

15°C

Humidity 69%
Wind Speed S 12 mph
Barometer 29.94 in (1012.2 mb)
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Last update 30 Sep 7:52 am MDT
Extended Forecast for

Rapid City SD

  • Today

    Today: Sunny, with a high near 86. Light southwest wind becoming south 11 to 16 mph in the morning. Winds could gust as high as 31 mph.

    High: 86 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 58. Southwest wind around 10 mph, with gusts as high as 23 mph.

    Low: 58 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 81. West wind 6 to 9 mph becoming northeast in the afternoon. Winds could gust as high as 20 mph.

    High: 81 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 56. Light and variable wind becoming southwest around 6 mph in the evening.

    Low: 56 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 88. Southwest wind 6 to 10 mph, with gusts as high as 23 mph.

    High: 88 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 57. South wind 5 to 8 mph becoming west after midnight. Winds could gust as high as 16 mph.

    Low: 57 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 81. West wind 8 to 11 mph becoming northeast in the afternoon. Winds could gust as high as 23 mph.

    High: 81 °F

    Sunny

  • Friday Night

    Friday Night: A slight chance of showers.  Partly cloudy, with a low around 53. North wind 6 to 9 mph becoming northwest after midnight. Winds could gust as high as 21 mph.

    Low: 53 °F

    Slight Chance
    Showers

  • Saturday

    Saturday: A chance of showers after noon.  Partly sunny, with a high near 72.

    High: 72 °F

    Partly Sunny
    then Chance
    Showers

Detailed Forecast

Today
Sunny, with a high near 86. Light southwest wind becoming south 11 to 16 mph in the morning. Winds could gust as high as 31 mph.
Tonight
Mostly clear, with a low around 58. Southwest wind around 10 mph, with gusts as high as 23 mph.
Wednesday
Sunny, with a high near 81. West wind 6 to 9 mph becoming northeast in the afternoon. Winds could gust as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 56. Light and variable wind becoming southwest around 6 mph in the evening.
Thursday
Sunny, with a high near 88. Southwest wind 6 to 10 mph, with gusts as high as 23 mph.
Thursday Night
Mostly clear, with a low around 57. South wind 5 to 8 mph becoming west after midnight. Winds could gust as high as 16 mph.
Friday
Sunny, with a high near 81. West wind 8 to 11 mph becoming northeast in the afternoon. Winds could gust as high as 23 mph.
Friday Night
A slight chance of showers. Partly cloudy, with a low around 53. North wind 6 to 9 mph becoming northwest after midnight. Winds could gust as high as 21 mph.
Saturday
A chance of showers after noon. Partly sunny, with a high near 72.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 45.
Sunday
A chance of showers. Partly sunny, with a high near 61.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 40.
Monday
A chance of showers. Partly sunny, with a high near 57.
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ABOUT THIS FORECAST

 
Point Forecast:
Rapid City SD
 44.08°N 103.24°W (Elev. 3291 ft)
8:32 am MDT Sep 30, 2025
8am MDT Sep 30, 2025-6pm MDT Oct 6, 2025
 
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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