Coastal and Marine Impacts from Imelda and Humberto as Both Track Away from the Southeast U.S.

Swells and high surf from both Imelda and Humberto are expected to bring dangerous marine and rip current conditions to the east coast of Florida and Georgia today, spreading north along much of the east coast of the U.S. this week. Heavy rainfall north and west of Imelda falling across coastal Florida and Georgia into the Carolinas could cause isolated flash and urban flooding through Tuesday. Read More >

Hazardous Weather Conditions

Current conditions at

Rapid City, Rapid City Regional Airport (KRAP)

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

Fair

86°F

30°C

Humidity 26%
Wind Speed S 20 G 29 mph
Barometer 29.95 in (1011.6 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 29 Sep 4:52 pm MDT
Extended Forecast for

Wasta SD

  • Tonight

    Tonight: Mostly clear, with a low around 60. South wind 11 to 15 mph, with gusts as high as 28 mph.

    Low: 60 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 92. Breezy, with a south wind 11 to 20 mph, with gusts as high as 30 mph.

    High: 92 °F

    Sunny then
    Sunny and
    Breezy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 62. South wind 13 to 18 mph, with gusts as high as 30 mph.

    Low: 62 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 86. South wind 7 to 11 mph becoming northwest in the afternoon. Winds could gust as high as 21 mph.

    High: 86 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 56. Northwest wind around 6 mph becoming calm.

    Low: 56 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 91. South wind 6 to 13 mph, with gusts as high as 22 mph.

    High: 91 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 56. South wind 7 to 10 mph becoming west after midnight. Winds could gust as high as 20 mph.

    Low: 56 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 79. North wind 10 to 16 mph, with gusts as high as 25 mph.

    High: 79 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A chance of showers.  Mostly cloudy, with a low around 47.

    Low: 47 °F

    Chance
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 60. South wind 11 to 15 mph, with gusts as high as 28 mph.
Tuesday
Sunny, with a high near 92. Breezy, with a south wind 11 to 20 mph, with gusts as high as 30 mph.
Tuesday Night
Partly cloudy, with a low around 62. South wind 13 to 18 mph, with gusts as high as 30 mph.
Wednesday
Sunny, with a high near 86. South wind 7 to 11 mph becoming northwest in the afternoon. Winds could gust as high as 21 mph.
Wednesday Night
Mostly clear, with a low around 56. Northwest wind around 6 mph becoming calm.
Thursday
Sunny, with a high near 91. South wind 6 to 13 mph, with gusts as high as 22 mph.
Thursday Night
Partly cloudy, with a low around 56. South wind 7 to 10 mph becoming west after midnight. Winds could gust as high as 20 mph.
Friday
Mostly sunny, with a high near 79. North wind 10 to 16 mph, with gusts as high as 25 mph.
Friday Night
A chance of showers. Mostly cloudy, with a low around 47.
Saturday
A slight chance of showers before noon. Mostly sunny, with a high near 74.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 49.
Sunday
A slight chance of showers. Partly sunny, with a high near 67.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 43.
Monday
A slight chance of showers. Mostly cloudy, with a high near 61.
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ABOUT THIS FORECAST

 
Point Forecast:
Wasta SD
 44.06°N 102.46°W (Elev. 2398 ft)
3:22 pm MDT Sep 29, 2025
5pm MDT Sep 29, 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