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

23°C

74°F

Humidity 32%
Wind Speed W 9 km/h
Barometer 1016.4 mb (30.22 in)
Dewpoint 6°C (42°F)
Visibility 16 km
Last update 13 Jul 8:53 am MDT
Extended Forecast for

Mount Rushmore SD

  • Today

    Today: Sunny, with a high near 29. Calm wind.

    High: 29 °C

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 17. East wind 5 to 10 km/h becoming southwest after midnight. Winds could gust as high as 25 km/h.

    Low: 17 °C

    Mostly Clear

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 33. South wind 5 to 10 km/h, with gusts as high as 25 km/h.

    High: 33 °C

    Sunny then
    Chance
    T-storms

  • Monday Night

    Monday Night: A 40 percent chance of showers and thunderstorms, mainly before midnight. Mostly cloudy, with a low around 16. South wind 5 to 10 km/h becoming northwest after midnight.

    Low: 16 °C

    Chance
    T-storms

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms, mainly after noon. Partly sunny, with a high near 22. North wind around 10 km/h, with gusts as high as 30 km/h.

    High: 22 °C

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 12. North wind around 10 km/h, with gusts as high as 25 km/h. Chance of precipitation is 60%.

    Low: 12 °C

    Chance
    T-storms then
    Showers
    Likely

  • Wednesday

    Wednesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 17. Northeast wind 5 to 10 km/h. Chance of precipitation is 60%.

    High: 17 °C

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms, mainly before midnight. Mostly cloudy, with a low around 11. Calm wind.

    Low: 11 °C

    Chance
    T-storms

  • Thursday

    Thursday: A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 22.

    High: 22 °C

    Partly Sunny
    then Slight
    Chance
    T-storms

Detailed Forecast

Today
Sunny, with a high near 29. Calm wind.
Tonight
Mostly clear, with a low around 17. East wind 5 to 10 km/h becoming southwest after midnight. Winds could gust as high as 25 km/h.
Monday
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 33. South wind 5 to 10 km/h, with gusts as high as 25 km/h.
Monday Night
A 40 percent chance of showers and thunderstorms, mainly before midnight. Mostly cloudy, with a low around 16. South wind 5 to 10 km/h becoming northwest after midnight.
Tuesday
A 50 percent chance of showers and thunderstorms, mainly after noon. Partly sunny, with a high near 22. North wind around 10 km/h, with gusts as high as 30 km/h.
Tuesday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 12. North wind around 10 km/h, with gusts as high as 25 km/h. Chance of precipitation is 60%.
Wednesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 17. Northeast wind 5 to 10 km/h. Chance of precipitation is 60%.
Wednesday Night
A chance of showers and thunderstorms, mainly before midnight. Mostly cloudy, with a low around 11. Calm wind.
Thursday
A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 22.
Thursday Night
A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 15.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 26.
Friday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 16.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 27.
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ABOUT THIS FORECAST

 
Point Forecast:
Mount Rushmore SD
 43.87°N 103.46°W (Elev. 5000 m)
Last Update:
9:29 am MDT Jul 13, 2025
Forecast Valid:
9am MDT Jul 13, 2025-6pm MDT Jul 19, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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