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

50°F

10°C

Humidity 54%
Wind Speed N 6 mph
Barometer 30.42 in (1025.8 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill48°F (9°C)
Last update 3 Oct 9:53 pm MDT
Extended Forecast for

Custer SD

  • Tonight

    Tonight: Partly cloudy, with a low around 42. Light and variable wind.

    Low: 42 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, then gradually becoming sunny, with a high near 71. West wind 5 to 8 mph becoming southeast in the afternoon. Winds could gust as high as 17 mph.

    High: 71 °F

    Becoming
    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 51. Light and variable wind.

    Low: 51 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 81. West wind 5 to 8 mph, with gusts as high as 21 mph.

    High: 81 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 52. Calm wind becoming northwest around 5 mph in the evening.

    Low: 52 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 76. Light and variable wind becoming southwest around 6 mph. Winds could gust as high as 18 mph.

    High: 76 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 48.

    Low: 48 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 72.

    High: 72 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 47.

    Low: 47 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 42. Light and variable wind.
Sunday
Partly sunny, then gradually becoming sunny, with a high near 71. West wind 5 to 8 mph becoming southeast in the afternoon. Winds could gust as high as 17 mph.
Sunday Night
Clear, with a low around 51. Light and variable wind.
Monday
Sunny, with a high near 81. West wind 5 to 8 mph, with gusts as high as 21 mph.
Monday Night
Mostly clear, with a low around 52. Calm wind becoming northwest around 5 mph in the evening.
Tuesday
Sunny, with a high near 76. Light and variable wind becoming southwest around 6 mph. Winds could gust as high as 18 mph.
Tuesday Night
Mostly clear, with a low around 48.
Wednesday
Sunny, with a high near 72.
Wednesday Night
Mostly clear, with a low around 47.
Thursday
Sunny, with a high near 68.
Thursday Night
Partly cloudy, with a low around 47.
Friday
Sunny, with a high near 71.
Friday Night
Mostly clear, with a low around 51.
Saturday
Sunny, with a high near 73.
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ABOUT THIS FORECAST

 
Point Forecast:
Custer SD
 43.76°N 103.6°W (Elev. 5417 ft)
9:26 pm MDT Oct 3, 2026
10pm MDT Oct 3, 2026-6pm MDT Oct 10, 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