National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Custer, Custer County Airport (KCUT)

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

Mostly Cloudy

65°F

18°C

Humidity 56%
Wind Speed SE 7 mph
Barometer 30.07 in (1014.0 mb)
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Last update 25 Sep 3:53 pm MDT
Extended Forecast for

Hot Springs SD

  • Tonight

    Tonight: A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Partly cloudy, with a low around 54. Southeast wind 5 to 8 mph becoming calm after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 20%.

    Low: 54 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 79. West wind 5 to 9 mph becoming east in the afternoon. Winds could gust as high as 18 mph.

    High: 79 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 53. East wind 5 to 10 mph becoming light northeast after midnight. Winds could gust as high as 20 mph.

    Low: 53 °F

    Mostly Clear

  • Sunday

    Sunday: Partly sunny, with a high near 76. East wind 5 to 9 mph, with gusts as high as 22 mph.

    High: 76 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 58. East wind 8 to 13 mph becoming light and variable after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 50%.

    Low: 58 °F

    Chance
    Showers then
    Slight Chance
    Showers

  • Monday

    Monday: A 40 percent chance of showers after noon. Partly sunny, with a high near 75. Light and variable wind becoming northeast 5 to 8 mph in the morning. Winds could gust as high as 20 mph.

    High: 75 °F

    Partly Sunny
    then Chance
    Showers

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm before midnight, then a chance of showers. Mostly cloudy, with a low around 53. Chance of precipitation is 60%.

    Low: 53 °F

    Showers
    Likely

  • Tuesday

    Tuesday: A slight chance of showers before noon. Partly sunny, with a high near 68.

    High: 68 °F

    Slight Chance
    Showers then
    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 51.

    Low: 51 °F

    Partly Cloudy

Detailed Forecast

Tonight
A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Partly cloudy, with a low around 54. Southeast wind 5 to 8 mph becoming calm after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 20%.
Saturday
Sunny, with a high near 79. West wind 5 to 9 mph becoming east in the afternoon. Winds could gust as high as 18 mph.
Saturday Night
Mostly clear, with a low around 53. East wind 5 to 10 mph becoming light northeast after midnight. Winds could gust as high as 20 mph.
Sunday
Partly sunny, with a high near 76. East wind 5 to 9 mph, with gusts as high as 22 mph.
Sunday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 58. East wind 8 to 13 mph becoming light and variable after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 50%.
Monday
A 40 percent chance of showers after noon. Partly sunny, with a high near 75. Light and variable wind becoming northeast 5 to 8 mph in the morning. Winds could gust as high as 20 mph.
Monday Night
Showers likely and possibly a thunderstorm before midnight, then a chance of showers. Mostly cloudy, with a low around 53. Chance of precipitation is 60%.
Tuesday
A slight chance of showers before noon. Partly sunny, with a high near 68.
Tuesday Night
Partly cloudy, with a low around 51.
Wednesday
Mostly sunny, with a high near 71.
Wednesday Night
Partly cloudy, with a low around 51.
Thursday
Mostly sunny, with a high near 70.
Thursday Night
Partly cloudy, with a low around 51.
Friday
Mostly sunny, with a high near 72.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Hot Springs SD
 43.44°N 103.48°W (Elev. 3599 ft)
Last Update:
2:02 pm MDT Sep 25, 2026
Forecast Valid:
4pm MDT Sep 25, 2026-6pm MDT Oct 2, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation