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

Spearfish / Clyde Ice (KSPF)

Lat: 44.48°NLon: 103.78°WElev: 3898ft.

Mostly Cloudy

66°F

19°C

Humidity 83%
Wind Speed SE 8 mph
Barometer 30.00 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 29 Sep 5:35 pm MDT
Extended Forecast for

Whitewood SD

  • This Afternoon

    This Afternoon: Scattered showers and thunderstorms.  Partly sunny, with a steady temperature around 73. South wind around 7 mph.  Chance of precipitation is 30%.

    High: 73 °F

    Scattered
    T-storms

  • Tonight

    Tonight: Scattered showers and thunderstorms before 7pm.  Partly cloudy, with a low around 61. South wind 7 to 10 mph, with gusts as high as 18 mph.  Chance of precipitation is 30%.

    Low: 61 °F

    Scattered
    T-storms then
    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 83. South wind 8 to 11 mph, with gusts as high as 21 mph.

    High: 83 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 60. South wind 8 to 13 mph, with gusts as high as 23 mph.

    Low: 60 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 76. Southwest wind 5 to 11 mph becoming north in the afternoon. Winds could gust as high as 21 mph.

    High: 76 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 59. Light and variable wind becoming south 5 to 8 mph in the evening. Winds could gust as high as 16 mph.

    Low: 59 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 81. Southwest wind 5 to 9 mph becoming southeast in the afternoon. Winds could gust as high as 17 mph.

    High: 81 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 54. East wind 5 to 7 mph becoming west after midnight.

    Low: 54 °F

    Partly Cloudy

  • Friday

    Friday: A slight chance of showers after noon.  Partly sunny, with a high near 67.

    High: 67 °F

    Partly Sunny
    then Slight
    Chance
    Showers

Detailed Forecast

This Afternoon
Scattered showers and thunderstorms. Partly sunny, with a steady temperature around 73. South wind around 7 mph. Chance of precipitation is 30%.
Tonight
Scattered showers and thunderstorms before 7pm. Partly cloudy, with a low around 61. South wind 7 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 30%.
Tuesday
Sunny, with a high near 83. South wind 8 to 11 mph, with gusts as high as 21 mph.
Tuesday Night
Partly cloudy, with a low around 60. South wind 8 to 13 mph, with gusts as high as 23 mph.
Wednesday
Sunny, with a high near 76. Southwest wind 5 to 11 mph becoming north in the afternoon. Winds could gust as high as 21 mph.
Wednesday Night
Mostly clear, with a low around 59. Light and variable wind becoming south 5 to 8 mph in the evening. Winds could gust as high as 16 mph.
Thursday
Sunny, with a high near 81. Southwest wind 5 to 9 mph becoming southeast in the afternoon. Winds could gust as high as 17 mph.
Thursday Night
Partly cloudy, with a low around 54. East wind 5 to 7 mph becoming west after midnight.
Friday
A slight chance of showers after noon. Partly sunny, with a high near 67.
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
A chance of showers. Mostly cloudy, with a low around 45.
Sunday
A chance of showers. Partly sunny, with a high near 56.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 40.
Monday
A chance of showers. Mostly cloudy, with a high near 51.
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ABOUT THIS FORECAST

 
Point Forecast:
Whitewood SD
 44.44°N 103.66°W (Elev. 4196 ft)
5:36 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