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Tropical Depression Nine in the Gulf of America; California October Heat Wave Continues

Tropical Depression Nine is forecast to track toward the central U.S. Gulf Coast while strengthening into a tropical storm by early Wednesday and a hurricane on Thursday. Stay tuned to forecast updates. Much higher than typical October temperatures will continue across much of California through midweek. Temperatures are forecast to gradually cool beginning Thursday in Coastal California. Read More >

Current conditions at

Custer, Custer County Airport (KCUT)

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

Fair

59°F

15°C

Humidity 39%
Wind Speed NW 3 mph
Barometer 30.17 in (1016.9 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 6 Oct 7:53 pm MDT
Extended Forecast for

Custer County Airport SD

  • Tonight

    Tonight: Clear, with a low around 45. Light and variable wind.

    Low: 45 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 73. Light and variable wind becoming west 5 to 8 mph in the afternoon. Winds could gust as high as 17 mph.

    High: 73 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 42. East wind 5 to 7 mph becoming calm after midnight. Winds could gust as high as 16 mph.

    Low: 42 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 71. Calm wind becoming west 5 to 8 mph in the morning. Winds could gust as high as 18 mph.

    High: 71 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 47. Light and variable wind.

    Low: 47 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 76. Light west wind becoming southwest 9 to 14 mph in the morning. Winds could gust as high as 28 mph.

    High: 76 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 76.

    High: 76 °F

    Sunny

  • Saturday Night

    Saturday Night: A slight chance of rain before midnight. Partly cloudy, with a low around 44.

    Low: 44 °F

    Slight Chance
    Rain then
    Partly Cloudy

Detailed Forecast

Tonight
Clear, with a low around 45. Light and variable wind.
Wednesday
Sunny, with a high near 73. Light and variable wind becoming west 5 to 8 mph in the afternoon. Winds could gust as high as 17 mph.
Wednesday Night
Mostly clear, with a low around 42. East wind 5 to 7 mph becoming calm after midnight. Winds could gust as high as 16 mph.
Thursday
Sunny, with a high near 71. Calm wind becoming west 5 to 8 mph in the morning. Winds could gust as high as 18 mph.
Thursday Night
Mostly clear, with a low around 47. Light and variable wind.
Friday
Sunny, with a high near 76. Light west wind becoming southwest 9 to 14 mph in the morning. Winds could gust as high as 28 mph.
Friday Night
Mostly clear, with a low around 51.
Saturday
Sunny, with a high near 76.
Saturday Night
A slight chance of rain before midnight. Partly cloudy, with a low around 44.
Sunday
A slight chance of rain. Partly sunny, with a high near 58.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 36.
Columbus Day
A chance of rain. Mostly cloudy, with a high near 48.
Monday Night
A chance of rain. Mostly cloudy, with a low around 32.
Tuesday
A chance of rain and snow. Mostly sunny, with a high near 47.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Custer County Airport SD
 43.73°N 103.63°W (Elev. 5531 ft)
Last Update:
6:51 pm MDT Oct 6, 2026
Forecast Valid:
8pm MDT Oct 6, 2026-6pm MDT Oct 13, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation