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

75°F

24°C

Humidity 45%
Wind Speed S 8 mph
Barometer 30.01 in (1013.6 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 29 Sep 10:52 am MDT
Extended Forecast for

Box Elder SD

  • Today

    Today: Mostly sunny, with a high near 86. Southeast wind 7 to 13 mph, with gusts as high as 25 mph.

    High: 86 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 58. South wind 10 to 13 mph, with gusts as high as 24 mph.

    Low: 58 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 88. South wind 13 to 18 mph, with gusts as high as 30 mph.

    High: 88 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 60. South wind 9 to 13 mph, with gusts as high as 24 mph.

    Low: 60 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 85. Southwest wind 7 to 9 mph becoming north in the afternoon. Winds could gust as high as 17 mph.

    High: 85 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 56. North wind around 7 mph becoming southwest after midnight.

    Low: 56 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 88. Southwest wind 8 to 13 mph, with gusts as high as 24 mph.

    High: 88 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 56. South wind 8 to 13 mph becoming west after midnight. Winds could gust as high as 24 mph.

    Low: 56 °F

    Partly Cloudy

  • Friday

    Friday: A slight chance of showers after noon.  Mostly sunny, with a high near 75.

    High: 75 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

Detailed Forecast

Today
Mostly sunny, with a high near 86. Southeast wind 7 to 13 mph, with gusts as high as 25 mph.
Tonight
Mostly clear, with a low around 58. South wind 10 to 13 mph, with gusts as high as 24 mph.
Tuesday
Sunny, with a high near 88. South wind 13 to 18 mph, with gusts as high as 30 mph.
Tuesday Night
Partly cloudy, with a low around 60. South wind 9 to 13 mph, with gusts as high as 24 mph.
Wednesday
Sunny, with a high near 85. Southwest wind 7 to 9 mph becoming north in the afternoon. Winds could gust as high as 17 mph.
Wednesday Night
Mostly clear, with a low around 56. North wind around 7 mph becoming southwest after midnight.
Thursday
Sunny, with a high near 88. Southwest wind 8 to 13 mph, with gusts as high as 24 mph.
Thursday Night
Partly cloudy, with a low around 56. South wind 8 to 13 mph becoming west after midnight. Winds could gust as high as 24 mph.
Friday
A slight chance of showers after noon. Mostly sunny, with a high near 75.
Friday Night
A chance of showers. Mostly cloudy, with a low around 47.
Saturday
A slight chance of showers. Mostly sunny, with a high near 66.
Saturday Night
Partly cloudy, with a low around 45.
Sunday
Mostly sunny, with a high near 66.
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ABOUT THIS FORECAST

 
Point Forecast:
Box Elder SD
 44.13°N 103.06°W (Elev. 3091 ft)
11:01 am MDT Sep 29, 2025
11am MDT Sep 29, 2025-6pm MDT Oct 5, 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