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.

Overcast

54°F

12°C

Humidity 97%
Wind Speed Calm
Barometer 30.20 in (1017.5 mb)
Dewpoint 53°F (12°C)
Visibility 7.00 mi
Last update 30 Aug 1:53 am MDT
Extended Forecast for

9 Miles SSE Hot Springs SD

  • Overnight

    Overnight: A 30 percent chance of showers and thunderstorms, mainly after 3am.  Mostly cloudy, with a steady temperature around 63. Northeast wind around 5 mph becoming northwest.

    Low: 63 °F

    Chance
    Showers

  • Saturday

    Saturday: A 50 percent chance of showers and thunderstorms, mainly after 11am.  Mostly cloudy, with a high near 76. Northeast wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 76 °F

    Chance
    Showers then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before midnight, then a slight chance of showers between midnight and 4am.  Mostly cloudy, with a low around 55. Northeast wind 5 to 15 mph, with gusts as high as 25 mph.  Chance of precipitation is 40%.

    Low: 55 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Sunday

    Sunday: A slight chance of showers, with thunderstorms also possible after noon.  Mostly cloudy through mid morning, then becoming sunny, with a high near 78. North wind 5 to 15 mph becoming northeast in the afternoon. Winds could gust as high as 20 mph.  Chance of precipitation is 20%.

    High: 78 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 53. Northeast wind 10 to 15 mph becoming light and variable. Winds could gust as high as 20 mph.

    Low: 53 °F

    Mostly Clear

  • Labor Day

    Labor Day: Sunny, with a high near 85. West wind 5 to 10 mph becoming northeast in the afternoon. Winds could gust as high as 20 mph.

    High: 85 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 56. Northeast wind 5 to 10 mph becoming west in the evening. Winds could gust as high as 20 mph.

    Low: 56 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 87. Northwest wind 10 to 15 mph becoming northeast in the afternoon. Winds could gust as high as 25 mph.

    High: 87 °F

    Sunny

  • Tuesday Night

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

    Low: 53 °F

    Partly Cloudy
    then Chance
    Showers

Detailed Forecast

Overnight
A 30 percent chance of showers and thunderstorms, mainly after 3am. Mostly cloudy, with a steady temperature around 63. Northeast wind around 5 mph becoming northwest.
Saturday
A 50 percent chance of showers and thunderstorms, mainly after 11am. Mostly cloudy, with a high near 76. Northeast wind 5 to 15 mph, with gusts as high as 25 mph.
Saturday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers between midnight and 4am. Mostly cloudy, with a low around 55. Northeast wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.
Sunday
A slight chance of showers, with thunderstorms also possible after noon. Mostly cloudy through mid morning, then becoming sunny, with a high near 78. North wind 5 to 15 mph becoming northeast in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 20%.
Sunday Night
Mostly clear, with a low around 53. Northeast wind 10 to 15 mph becoming light and variable. Winds could gust as high as 20 mph.
Labor Day
Sunny, with a high near 85. West 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 west in the evening. Winds could gust as high as 20 mph.
Tuesday
Sunny, with a high near 87. Northwest wind 10 to 15 mph becoming northeast in the afternoon. Winds could gust as high as 25 mph.
Tuesday Night
A chance of showers after midnight. Partly cloudy, with a low around 53.
Wednesday
A slight chance of showers before noon. Partly sunny, with a high near 74.
Wednesday Night
Partly cloudy, with a low around 48.
Thursday
Mostly sunny, with a high near 82.
Thursday Night
Mostly clear, with a low around 50.
Friday
Sunny, with a high near 84.
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles SSE Hot Springs SD
 43.31°N 103.41°W (Elev. 3199 ft)
2:09 am MDT Aug 30, 2025
2am MDT Aug 30, 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