Flooding Threat Along the Gulf Coast, Southern Rockies and High Plains; Cooler Weather in the Central and Eastern U.S.

Strong thunderstorms may bring excessive rainfall and flooding over parts of the northern Gulf Coast today and over parts of the southern Rockies into the High Plains today through the weekend. A refreshingly cool and dry air mass will continue to produce below average temperatures across the central and eastern U.S. through the weekend. Read More >

Hazardous Weather Conditions

Current conditions at

Custer, Custer County Airport (KCUT)

Lat: 43.73°NLon: 103.62°WElev: 5600ft.

Mostly Cloudy

57°F

14°C

Humidity 96%
Wind Speed NE 6 mph
Barometer 30.19 in (1017.4 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 29 Aug 8:53 pm MDT
Extended Forecast for

4 Miles W Hot Springs SD

  • Tonight

    Tonight: A chance of showers before 11pm, then a chance of showers after midnight.  Mostly cloudy, with a low around 57. Northeast wind around 5 mph becoming northwest after midnight. Winds could gust as high as 15 mph.  Chance of precipitation is 30%.

    Low: 57 °F

    Chance
    Showers

  • Saturday

    Saturday: A chance of showers, with thunderstorms also possible after 9am.  Mostly cloudy, with a high near 72. Northwest wind 5 to 10 mph becoming northeast in the morning. Winds could gust as high as 20 mph.  Chance of precipitation is 50%.

    High: 72 °F

    Chance
    Showers then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 53. Northeast wind 5 to 10 mph becoming northwest after midnight. Winds could gust as high as 20 mph.  Chance of precipitation is 40%.

    Low: 53 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 77. Northwest wind 5 to 10 mph becoming southeast in the morning. Winds could gust as high as 20 mph.

    High: 77 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 54. East wind 5 to 10 mph becoming light and variable. Winds could gust as high as 20 mph.

    Low: 54 °F

    Mostly Clear

  • Labor Day

    Labor Day: Sunny, with a high near 83. Northwest wind 5 to 10 mph becoming northeast in the afternoon. Winds could gust as high as 20 mph.

    High: 83 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 56. Northeast wind 5 to 10 mph becoming northwest after midnight. Winds could gust as high as 20 mph.

    Low: 56 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 83. Northwest wind 5 to 10 mph becoming north in the afternoon. Winds could gust as high as 20 mph.

    High: 83 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms, mainly after midnight.  Partly cloudy, with a low around 53.

    Low: 53 °F

    Slight Chance
    T-storms then
    Chance
    Showers

Detailed Forecast

Tonight
A chance of showers before 11pm, then a chance of showers after midnight. Mostly cloudy, with a low around 57. Northeast wind around 5 mph becoming northwest after midnight. Winds could gust as high as 15 mph. Chance of precipitation is 30%.
Saturday
A chance of showers, with thunderstorms also possible after 9am. Mostly cloudy, with a high near 72. Northwest wind 5 to 10 mph becoming northeast in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 50%.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 53. Northeast wind 5 to 10 mph becoming northwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 40%.
Sunday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 77. Northwest wind 5 to 10 mph becoming southeast in the morning. Winds could gust as high as 20 mph.
Sunday Night
Mostly clear, with a low around 54. East wind 5 to 10 mph becoming light and variable. Winds could gust as high as 20 mph.
Labor Day
Sunny, with a high near 83. Northwest wind 5 to 10 mph becoming northeast in the afternoon. Winds could gust as high as 20 mph.
Monday Night
Mostly clear, with a low around 56. Northeast wind 5 to 10 mph becoming northwest after midnight. Winds could gust as high as 20 mph.
Tuesday
Sunny, with a high near 83. Northwest wind 5 to 10 mph becoming north in the afternoon. Winds could gust as high as 20 mph.
Tuesday Night
A chance of showers and thunderstorms, mainly after midnight. Partly cloudy, with a low around 53.
Wednesday
A slight chance of showers before noon. Mostly sunny, with a high near 72.
Wednesday Night
Partly cloudy, with a low around 48.
Thursday
Sunny, with a high near 77.
Thursday Night
Mostly clear, with a low around 51.
Friday
Sunny, with a high near 81.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles W Hot Springs SD
 43.43°N 103.57°W (Elev. 3993 ft)
8:49 pm MDT Aug 29, 2025
9pm MDT Aug 29, 2025-6pm MDT Sep 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