Severe Thunderstorms and Heavy Rain Across the Ohio Valley;

Severe thunderstorms with damaging wind gusts will be possible from the mid-Mississippi Valley into parts of the Ohio Valley and central Appalachians. Heavy rain associated with these storms may lead to considerable flash and urban flooding impacts across portions of the Ohio Valley. Mid-summer heat persists from the Central Plains to the Southeast. Read More >

Current conditions at

Custer, Custer County Airport (KCUT)

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

Fair

83°F

28°C

Humidity 36%
Wind Speed SE 9 mph
Barometer 30.09 in (1011.2 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 11 Aug 1:53 pm MDT
Extended Forecast for

Hot Springs SD

Severe T-storm Watch until August 11, 08:00pm
Click here for hazard details and duration
Severe T-storm Watch
  •  
    Severe T-storm Watch until August 11, 08:00pm

    NOW until 8:00pm Tue

    Severe T-storm Watch

  • This Afternoon

    High: 95 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, then becoming mostly cloudy toward daybreak, with a low around 64. Northeast wind 8 to 14 mph, with gusts as high as 26 mph.

    Low: 64 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of showers and thunderstorms between noon and 3pm, then showers likely and possibly a thunderstorm after 3pm.  Mostly cloudy, with a high near 88. North wind 7 to 14 mph becoming east in the morning. Winds could gust as high as 24 mph.  Chance of precipitation is 60%.

    High: 88 °F

    Partly Sunny
    then Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm.  Low around 59. Northeast wind 10 to 16 mph, with gusts as high as 25 mph.  Chance of precipitation is 80%.

    Low: 59 °F

    Showers

  • Thursday

    Thursday: A chance of showers, then showers likely and possibly a thunderstorm after noon.  Mostly cloudy, with a high near 75. East wind 10 to 15 mph, with gusts as high as 29 mph.  Chance of precipitation is 60%.

    High: 75 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm.  Low around 59. East wind 6 to 15 mph, with gusts as high as 29 mph.  Chance of precipitation is 80%.

    Low: 59 °F

    Showers

  • Friday

    Friday: A 20 percent chance of showers before noon.  Cloudy, then gradually becoming mostly sunny, with a high near 87.

    High: 87 °F

    Slight Chance
    Showers then
    Mostly Sunny

  • Friday Night

    Friday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 60.

    Low: 60 °F

    Chance
    T-storms

Detailed Forecast

This Afternoon
Sunny, with a high near 95. North wind 8 to 11 mph, with gusts as high as 26 mph.
Tonight
Mostly clear, then becoming mostly cloudy toward daybreak, with a low around 64. Northeast wind 8 to 14 mph, with gusts as high as 26 mph.
Wednesday
A chance of showers and thunderstorms between noon and 3pm, then showers likely and possibly a thunderstorm after 3pm. Mostly cloudy, with a high near 88. North wind 7 to 14 mph becoming east in the morning. Winds could gust as high as 24 mph. Chance of precipitation is 60%.
Wednesday Night
Showers and possibly a thunderstorm. Low around 59. Northeast wind 10 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.
Thursday
A chance of showers, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 75. East wind 10 to 15 mph, with gusts as high as 29 mph. Chance of precipitation is 60%.
Thursday Night
Showers and possibly a thunderstorm. Low around 59. East wind 6 to 15 mph, with gusts as high as 29 mph. Chance of precipitation is 80%.
Friday
A 20 percent chance of showers before noon. Cloudy, then gradually becoming mostly sunny, with a high near 87.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 60.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 81.
Saturday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers. Partly cloudy, with a low around 57.
Sunday
A chance of showers and thunderstorms. Partly sunny, with a high near 82.
Sunday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 58.
Monday
Mostly sunny, with a high near 88.
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ABOUT THIS FORECAST

 
Point Forecast:
Hot Springs SD
 43.44°N 103.48°W (Elev. 3599 ft)
1:46 pm MDT Aug 11, 2026
2pm MDT Aug 11, 2026-6pm MDT Aug 17, 2026
 
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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