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

Custer, Custer County Airport (KCUT)

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

Fair

55°F

13°C

Humidity 83%
Wind Speed Calm
Barometer 30.16 in (1015.2 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 19 Aug 12:53 am MDT
Extended Forecast for

Custer County Airport SD

  • Overnight

    Overnight: Mostly clear, with a low around 50. Calm wind becoming west around 5 mph.

    Low: 50 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 78. Light and variable wind becoming northwest around 6 mph in the afternoon. Winds could gust as high as 18 mph.

    High: 78 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 55. Northeast wind around 5 mph becoming calm in the evening. Winds could gust as high as 16 mph.

    Low: 55 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 83. Calm wind becoming west around 5 mph in the afternoon. Winds could gust as high as 18 mph.

    High: 83 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 58. North wind around 5 mph becoming light and variable in the evening. Winds could gust as high as 16 mph.

    Low: 58 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 85. Calm wind becoming east 5 to 7 mph in the afternoon. Winds could gust as high as 18 mph.

    High: 85 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 77.

    High: 77 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 55.

    Low: 55 °F

    Chance
    T-storms then
    Mostly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 50. Calm wind becoming west around 5 mph.
Wednesday
Sunny, with a high near 78. Light and variable wind becoming northwest around 6 mph in the afternoon. Winds could gust as high as 18 mph.
Wednesday Night
Mostly clear, with a low around 55. Northeast wind around 5 mph becoming calm in the evening. Winds could gust as high as 16 mph.
Thursday
Sunny, with a high near 83. Calm wind becoming west around 5 mph in the afternoon. Winds could gust as high as 18 mph.
Thursday Night
Mostly clear, with a low around 58. North wind around 5 mph becoming light and variable in the evening. Winds could gust as high as 16 mph.
Friday
Mostly sunny, with a high near 85. Calm wind becoming east 5 to 7 mph in the afternoon. Winds could gust as high as 18 mph.
Friday Night
Mostly clear, with a low around 55.
Saturday
Mostly sunny, with a high near 77.
Saturday Night
A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 55.
Sunday
A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 83.
Sunday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 56.
Monday
A chance of showers and thunderstorms. Mostly sunny, with a high near 81.
Monday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 55.
Tuesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 79.
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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:
12:31 am MDT Aug 19, 2026
Forecast Valid:
1am MDT Aug 19, 2026-6pm MDT Aug 25, 2026
 
Forecast Discussion
 
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Additional Resources

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