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

Excessive Rainfall Possible This Weekend; October Heat Wave in California

A slow moving front will be the focus area for heavy to excessive rainfall and a threat for flash/urban flooding across the northern Gulf Coast and Southeast U.S. through this weekend. Abnormally hot, potentially record-breaking, temperatures will impact southern California and stretch north toward the Bay Area and Central Valley into next week. Read More >

Current conditions at

Custer, Custer County Airport (KCUT)

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

Fair

66°F

19°C

Humidity 33%
Wind Speed N 8 G 20 mph
Barometer 30.30 in (1021.0 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 3 Oct 12:53 pm MDT
Extended Forecast for

Hot Springs SD

  • This Afternoon

    This Afternoon: Sunny, with a high near 80. North wind around 9 mph, with gusts as high as 21 mph.

    High: 80 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 47. Northeast wind 5 to 9 mph becoming calm in the evening. Winds could gust as high as 20 mph.

    Low: 47 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 78. Calm wind becoming southeast 5 to 8 mph in the morning. Winds could gust as high as 18 mph.

    High: 78 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 53. East wind 5 to 7 mph becoming calm in the evening. Winds could gust as high as 17 mph.

    Low: 53 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 87. Light west wind increasing to 8 to 13 mph in the morning. Winds could gust as high as 23 mph.

    High: 87 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 58. Northwest wind 3 to 6 mph.

    Low: 58 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 54.

    Low: 54 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 78.

    High: 78 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 80. North wind around 9 mph, with gusts as high as 21 mph.
Tonight
Mostly clear, with a low around 47. Northeast wind 5 to 9 mph becoming calm in the evening. Winds could gust as high as 20 mph.
Sunday
Sunny, with a high near 78. Calm wind becoming southeast 5 to 8 mph in the morning. Winds could gust as high as 18 mph.
Sunday Night
Clear, with a low around 53. East wind 5 to 7 mph becoming calm in the evening. Winds could gust as high as 17 mph.
Monday
Sunny, with a high near 87. Light west wind increasing to 8 to 13 mph in the morning. Winds could gust as high as 23 mph.
Monday Night
Mostly clear, with a low around 58. Northwest wind 3 to 6 mph.
Tuesday
Sunny, with a high near 84.
Tuesday Night
Clear, with a low around 54.
Wednesday
Sunny, with a high near 78.
Wednesday Night
Mostly clear, with a low around 54.
Thursday
Sunny, with a high near 77.
Thursday Night
Mostly clear, with a low around 54.
Friday
Sunny, with a high near 81.
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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:
12:31 pm MDT Oct 3, 2026
Forecast Valid:
1pm MDT Oct 3, 2026-6pm MDT Oct 9, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation