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

63°F

17°C

Humidity 38%
Wind Speed SW 12 G 20 mph
Barometer 29.98 in (1009.3 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 30 Jun 9:53 am MDT
Extended Forecast for

4 Miles WNW Custer State Park SD

  • Today

    Today: Sunny, with a high near 78. West wind 8 to 11 mph, with gusts as high as 26 mph.

    High: 78 °F

    Sunny

  • Tonight

    Tonight: Scattered showers and thunderstorms before 3am. Mostly cloudy, then gradually becoming mostly clear, with a low around 54. Southwest wind 5 to 7 mph becoming north in the evening. Winds could gust as high as 21 mph. Chance of precipitation is 50%.

    Low: 54 °F

    Scattered
    T-storms

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms after noon. Sunny, with a high near 77. Light and variable wind becoming southeast around 6 mph. Winds could gust as high as 17 mph.

    High: 77 °F

    Sunny then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a low around 57. Northeast wind around 5 mph becoming calm in the evening. Winds could gust as high as 17 mph.

    Low: 57 °F

    Increasing
    Clouds

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 80. Light and variable wind becoming southeast 5 to 8 mph in the morning. Winds could gust as high as 20 mph.

    High: 80 °F

    Mostly Sunny
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 57. Southeast wind around 6 mph becoming light and variable in the evening. Winds could gust as high as 18 mph.

    Low: 57 °F

    Partly Cloudy

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 81.

    High: 81 °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 58.

    Low: 58 °F

    Chance
    T-storms

  • Independence Day

    Independence Day: Showers likely and possibly a thunderstorm after noon. Mostly sunny, with a high near 77.

    High: 77 °F

    Mostly Sunny
    then Showers
    Likely

Detailed Forecast

Today
Sunny, with a high near 78. West wind 8 to 11 mph, with gusts as high as 26 mph.
Tonight
Scattered showers and thunderstorms before 3am. Mostly cloudy, then gradually becoming mostly clear, with a low around 54. Southwest wind 5 to 7 mph becoming north in the evening. Winds could gust as high as 21 mph. Chance of precipitation is 50%.
Wednesday
A 30 percent chance of showers and thunderstorms after noon. Sunny, with a high near 77. Light and variable wind becoming southeast around 6 mph. Winds could gust as high as 17 mph.
Wednesday Night
Increasing clouds, with a low around 57. Northeast wind around 5 mph becoming calm in the evening. Winds could gust as high as 17 mph.
Thursday
A 40 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 80. Light and variable wind becoming southeast 5 to 8 mph in the morning. Winds could gust as high as 20 mph.
Thursday Night
Partly cloudy, with a low around 57. Southeast wind around 6 mph becoming light and variable 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 81.
Friday Night
A chance of showers and thunderstorms, mainly after midnight. Partly cloudy, with a low around 58.
Independence Day
Showers likely and possibly a thunderstorm after noon. Mostly sunny, with a high near 77.
Saturday Night
A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 55.
Sunday
Sunny, with a high near 80.
Sunday Night
Mostly clear, with a low around 59.
Monday
Mostly sunny, with a high near 83.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WNW Custer State Park SD
 43.74°N 103.48°W (Elev. 5600 ft)
Last Update:
10:08 am MDT Jun 30, 2026
Forecast Valid:
10am MDT Jun 30, 2026-6pm MDT Jul 6, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation