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

22°C

72°F

Humidity 34%
Wind Speed NE 6 km/h
Barometer 1014.5 mb (30.12 in)
Dewpoint 6°C (42°F)
Visibility 16 km
Last update 12 Jul 6:53 pm MDT
Extended Forecast for

Mount Rushmore SD

  • Tonight

    Tonight: Mostly clear, with a low around 17. Calm wind.

    Low: 17 °C

    Mostly Clear

  • Sunday

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

    High: 29 °C

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 19. Southeast wind 5 to 10 km/h becoming southwest after midnight. Winds could gust as high as 25 km/h.

    Low: 19 °C

    Mostly Clear

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 33. Southwest wind 5 to 10 km/h becoming south in the afternoon. Winds could gust 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 17. Southeast wind 5 to 10 km/h becoming northwest after midnight.

    Low: 17 °C

    Chance
    T-storms

  • Tuesday

    Tuesday: A slight chance of showers and thunderstorms before noon, then a chance of showers between noon and 3pm, then a chance of showers and thunderstorms after 3pm. Partly sunny, with a high near 22. North wind around 10 km/h, with gusts as high as 25 km/h. Chance of precipitation is 50%.

    High: 22 °C

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 13. Northeast wind 5 to 10 km/h, with gusts as high as 25 km/h.

    Low: 13 °C

    Chance
    T-storms

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm before noon, then showers and thunderstorms likely after noon. Mostly cloudy, with a high near 18. East wind 5 to 10 km/h.

    High: 18 °C

    Showers
    Likely then
    T-storms
    Likely

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 12.

    Low: 12 °C

    Chance
    T-storms then
    Chance
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 17. Calm wind.
Sunday
Sunny, with a high near 29. Calm wind.
Sunday Night
Mostly clear, with a low around 19. Southeast 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. Southwest wind 5 to 10 km/h becoming south in the afternoon. Winds could gust 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 17. Southeast wind 5 to 10 km/h becoming northwest after midnight.
Tuesday
A slight chance of showers and thunderstorms before noon, then a chance of showers between noon and 3pm, then a chance of showers and thunderstorms after 3pm. Partly sunny, with a high near 22. North wind around 10 km/h, with gusts as high as 25 km/h. Chance of precipitation is 50%.
Tuesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 13. Northeast wind 5 to 10 km/h, with gusts as high as 25 km/h.
Wednesday
Showers likely and possibly a thunderstorm before noon, then showers and thunderstorms likely after noon. Mostly cloudy, with a high near 18. East wind 5 to 10 km/h.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 12.
Thursday
A slight chance of showers and thunderstorms after noon. Partly sunny, with a high near 21.
Thursday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 14.
Friday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 26.
Friday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 16.
Saturday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 27.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mount Rushmore SD
 43.87°N 103.46°W (Elev. 5000 m)
Last Update:
6:29 pm MDT Jul 12, 2025
Forecast Valid:
7pm MDT Jul 12, 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