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

66°F

19°C

Humidity 34%
Wind Speed W 12 G 21 mph
Barometer 29.98 in (1009.1 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 30 Jun 10:53 am MDT
Extended Forecast for

4 Miles ESE Custer State Park SD

  • Today

    Today: Sunny, with a high near 86. Southwest wind 10 to 15 mph, with gusts as high as 28 mph.

    High: 86 °F

    Sunny

  • Tonight

    Tonight: Scattered showers and thunderstorms, mainly between 8pm and 3am. Mostly clear during the early evening, then becoming cloudy, with a low around 58. Southwest wind 5 to 9 mph becoming north after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 50%.

    Low: 58 °F

    Scattered
    T-storms

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after noon. Sunny, with a high near 84. North wind 5 to 7 mph becoming southeast in the afternoon. Winds could gust as high as 20 mph.

    High: 84 °F

    Sunny then
    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a low around 61. Northeast wind 5 to 7 mph becoming calm after midnight. Winds could gust as high as 18 mph.

    Low: 61 °F

    Increasing
    Clouds

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 86. Light and variable wind becoming southeast 6 to 11 mph in the morning. Winds could gust as high as 22 mph.

    High: 86 °F

    Mostly Sunny
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 61. Northeast wind 5 to 9 mph becoming calm in the evening. Winds could gust as high as 18 mph.

    Low: 61 °F

    Partly Cloudy

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 88.

    High: 88 °F

    Mostly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms, mainly after midnight. Partly cloudy, with a low around 61.

    Low: 61 °F

    Chance
    T-storms

  • Independence Day

    Independence Day: Showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 83.

    High: 83 °F

    Partly Sunny
    then Showers
    Likely

Detailed Forecast

Today
Sunny, with a high near 86. Southwest wind 10 to 15 mph, with gusts as high as 28 mph.
Tonight
Scattered showers and thunderstorms, mainly between 8pm and 3am. Mostly clear during the early evening, then becoming cloudy, with a low around 58. Southwest wind 5 to 9 mph becoming north after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 50%.
Wednesday
A 20 percent chance of showers and thunderstorms after noon. Sunny, with a high near 84. North wind 5 to 7 mph becoming southeast in the afternoon. Winds could gust as high as 20 mph.
Wednesday Night
Increasing clouds, with a low around 61. Northeast wind 5 to 7 mph becoming calm after midnight. Winds could gust as high as 18 mph.
Thursday
A 40 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 86. Light and variable wind becoming southeast 6 to 11 mph in the morning. Winds could gust as high as 22 mph.
Thursday Night
Partly cloudy, with a low around 61. Northeast wind 5 to 9 mph becoming calm in the evening. Winds could gust as high as 18 mph.
Friday
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 88.
Friday Night
A chance of showers and thunderstorms, mainly after midnight. Partly cloudy, with a low around 61.
Independence Day
Showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 83.
Saturday Night
A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 59.
Sunday
Sunny, with a high near 87.
Sunday Night
Mostly clear, with a low around 62.
Monday
Mostly sunny, with a high near 90.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ESE Custer State Park SD
 43.7°N 103.33°W (Elev. 3793 ft)
Last Update:
10:08 am MDT Jun 30, 2026
Forecast Valid:
11am MDT Jun 30, 2026-6pm MDT Jul 6, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation