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

45°F

7°C

Humidity 83%
Wind Speed NW 3 mph
Barometer 30.10 in (1014.4 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Last update 31 Aug 5:53 am MDT
Extended Forecast for

3 Miles NNE Custer State Park SD

  • Today

    Today: Sunny, with a high near 83. Light and variable wind becoming southwest 5 to 8 mph in the morning. Winds could gust as high as 21 mph.

    High: 83 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 60. North wind 3 to 6 mph. Winds could gust as high as 15 mph.

    Low: 60 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: A chance of showers, with thunderstorms also possible after noon. Mostly cloudy, with a high near 77. Light and variable wind becoming east 5 to 7 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 50%.

    High: 77 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 59. East wind around 6 mph becoming light and variable. Winds could gust as high as 17 mph.

    Low: 59 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 87. Southwest wind 7 to 14 mph, with gusts as high as 31 mph.

    High: 87 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 64. South wind 9 to 11 mph becoming west after midnight. Winds could gust as high as 26 mph.

    Low: 64 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 88.

    High: 88 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 65.

    Low: 65 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 91.

    High: 91 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 83. Light and variable wind becoming southwest 5 to 8 mph in the morning. Winds could gust as high as 21 mph.
Tonight
Increasing clouds, with a low around 60. North wind 3 to 6 mph. Winds could gust as high as 15 mph.
Tuesday
A chance of showers, with thunderstorms also possible after noon. Mostly cloudy, with a high near 77. Light and variable wind becoming east 5 to 7 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 50%.
Tuesday Night
Mostly clear, with a low around 59. East wind around 6 mph becoming light and variable. Winds could gust as high as 17 mph.
Wednesday
Sunny, with a high near 87. Southwest wind 7 to 14 mph, with gusts as high as 31 mph.
Wednesday Night
Mostly clear, with a low around 64. South wind 9 to 11 mph becoming west after midnight. Winds could gust as high as 26 mph.
Thursday
Sunny, with a high near 88.
Thursday Night
Mostly clear, with a low around 65.
Friday
Sunny, with a high near 91.
Friday Night
Mostly clear, with a low around 67.
Saturday
Mostly sunny, with a high near 89.
Saturday Night
Partly cloudy, with a low around 65.
Sunday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 85.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNE Custer State Park SD
 43.77°N 103.39°W (Elev. 4593 ft)
Last Update:
3:51 am MDT Aug 31, 2026
Forecast Valid:
6am MDT Aug 31, 2026-6pm MDT Sep 6, 2026
 
Forecast Discussion
 
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Additional Resources

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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