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.

Fair

24°C

75°F

Humidity 29%
Wind Speed E 11 km/h
Barometer 1013.0 mb (30.14 in)
Dewpoint 5°C (41°F)
Visibility 14 km
Last update 9 Aug 10:53 am MDT
Extended Forecast for

Hot Springs SD

  • Today

    Today: Areas of smoke. Mostly sunny, with a high near 34. East wind 16 to 24 km/h, with gusts as high as 40 km/h.

    High: 34 °C

    Areas Smoke

  • Tonight

    Tonight: Areas of smoke before midnight. Partly cloudy, with a low around 18. East wind 19 to 24 km/h becoming north 8 to 13 km/h in the evening. Winds could gust as high as 40 km/h.

    Low: 18 °C

    Areas Smoke
    then Partly
    Cloudy

  • Monday

    Monday: Sunny, with a high near 36. North wind 5 to 14 km/h becoming southwest in the afternoon. Winds could gust as high as 35 km/h.

    High: 36 °C

    Sunny

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms before midnight. Clear, then becoming mostly cloudy toward daybreak, with a low around 18. Northeast wind 13 to 18 km/h becoming light after midnight. Winds could gust as high as 35 km/h.

    Low: 18 °C

    Slight Chance
    T-storms then
    Mostly Clear

  • Tuesday

    Tuesday: Cloudy through mid morning, then gradual clearing, with a high near 34. Light northeast wind becoming east 19 to 24 km/h in the morning. Winds could gust as high as 45 km/h.

    High: 34 °C

    Gradual
    Clearing

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 18. Northeast wind 21 to 26 km/h decreasing to 10 to 15 km/h after midnight. Winds could gust as high as 47 km/h.

    Low: 18 °C

    Slight Chance
    T-storms then
    Partly Cloudy

  • Wednesday

    Wednesday: A 50 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 30.

    High: 30 °C

    Partly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm. Mostly cloudy, with a low around 15. Breezy.

    Low: 15 °C

    Showers and
    Breezy

  • Thursday

    Thursday: Showers likely, with thunderstorms also possible after noon. Cloudy, with a high near 23.

    High: 23 °C

    Showers
    Likely

Detailed Forecast

Today
Areas of smoke. Mostly sunny, with a high near 34. East wind 16 to 24 km/h, with gusts as high as 40 km/h.
Tonight
Areas of smoke before midnight. Partly cloudy, with a low around 18. East wind 19 to 24 km/h becoming north 8 to 13 km/h in the evening. Winds could gust as high as 40 km/h.
Monday
Sunny, with a high near 36. North wind 5 to 14 km/h becoming southwest in the afternoon. Winds could gust as high as 35 km/h.
Monday Night
A 20 percent chance of showers and thunderstorms before midnight. Clear, then becoming mostly cloudy toward daybreak, with a low around 18. Northeast wind 13 to 18 km/h becoming light after midnight. Winds could gust as high as 35 km/h.
Tuesday
Cloudy through mid morning, then gradual clearing, with a high near 34. Light northeast wind becoming east 19 to 24 km/h in the morning. Winds could gust as high as 45 km/h.
Tuesday Night
A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 18. Northeast wind 21 to 26 km/h decreasing to 10 to 15 km/h after midnight. Winds could gust as high as 47 km/h.
Wednesday
A 50 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 30.
Wednesday Night
Showers and possibly a thunderstorm. Mostly cloudy, with a low around 15. Breezy.
Thursday
Showers likely, with thunderstorms also possible after noon. Cloudy, with a high near 23.
Thursday Night
Showers and possibly a thunderstorm. Cloudy, with a low around 13.
Friday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 24.
Friday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 13.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 26.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Hot Springs SD
 43.44°N 103.48°W (Elev. 3599 m)
Last Update:
10:02 am MDT Aug 9, 2026
Forecast Valid:
11am MDT Aug 9, 2026-6pm MDT Aug 15, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation