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

Areas of Severe Thunderstorms, Excessive Rainfall, and Extreme Heat Saturday

Severe thunderstorms capable of damaging winds will be possible from the Ozark Plateau east into the Tennessee Valley Saturday. Rounds of heavy thunderstorms ahead of a slow moving front will continue locally heavy rainfall and scattered flash flooding potential from the Ozarks to the Ohio and Tennessee Valleys Saturday. Extreme heat will continue for the Intermountain West and Plains. Read More >

Hazardous Weather Conditions

Current conditions at

Custer, Custer County Airport (KCUT)

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

Fair

69°F

21°C

Humidity 42%
Wind Speed S 3 mph
Barometer 30.18 in (1013.8 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 10 Jul 10:53 pm MDT
Extended Forecast for

Hot Springs SD

Fire Weather Watch July 12, 10:00am until July 12, 08:00pm
Heat Advisory July 11, 12:00pm until July 14, 08:00pm
Click here for hazard details and duration
Fire Weather Watch
Heat Advisory

  • Tonight

    Tonight: Mostly clear, with a low around 67. South wind around 5 mph becoming calm after midnight.

    Low: 67 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 99. Southwest wind 5 to 14 mph becoming southeast in the afternoon. Winds could gust as high as 20 mph.

    High: 99 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 68. Southeast wind 9 to 14 mph becoming light and variable after midnight. Winds could gust as high as 20 mph.

    Low: 68 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 103. Light and variable wind becoming southeast 9 to 14 mph in the morning. Winds could gust as high as 23 mph.

    High: 103 °F

    Hot

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 70. Southeast wind 10 to 15 mph becoming light and variable after midnight. Winds could gust as high as 24 mph.

    Low: 70 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 104. Light southwest wind becoming south 11 to 16 mph in the morning. Winds could gust as high as 26 mph.

    High: 104 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 70.

    Low: 70 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 101.

    High: 101 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 69.

    Low: 69 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 67. South wind around 5 mph becoming calm after midnight.
Saturday
Sunny, with a high near 99. Southwest wind 5 to 14 mph becoming southeast in the afternoon. Winds could gust as high as 20 mph.
Saturday Night
Mostly clear, with a low around 68. Southeast wind 9 to 14 mph becoming light and variable after midnight. Winds could gust as high as 20 mph.
Sunday
Sunny and hot, with a high near 103. Light and variable wind becoming southeast 9 to 14 mph in the morning. Winds could gust as high as 23 mph.
Sunday Night
Mostly clear, with a low around 70. Southeast wind 10 to 15 mph becoming light and variable after midnight. Winds could gust as high as 24 mph.
Monday
Sunny and hot, with a high near 104. Light southwest wind becoming south 11 to 16 mph in the morning. Winds could gust as high as 26 mph.
Monday Night
Mostly clear, with a low around 70.
Tuesday
Sunny and hot, with a high near 101.
Tuesday Night
Mostly clear, with a low around 69.
Wednesday
Sunny and hot, with a high near 101.
Wednesday Night
Mostly clear, with a low around 70.
Thursday
Sunny, with a high near 95.
Thursday Night
Partly cloudy, with a low around 68.
Friday
Mostly sunny, with a high near 93.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Hot Springs SD
 43.44°N 103.48°W (Elev. 3599 ft)
Last Update:
10:37 pm MDT Jul 10, 2026
Forecast Valid:
11pm MDT Jul 10, 2026-6pm MDT Jul 17, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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