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 44%
Wind Speed E 13 km/h
Barometer 1015.8 mb (30.21 in)
Dewpoint 9°C (49°F)
Visibility 16 km
Last update 13 Jul 7:53 pm MDT
Extended Forecast for

6 Miles WSW Mount Rushmore SD

  • Tonight

    Tonight: Mostly clear, with a low around 13. East wind 10 to 15 km/h becoming southwest after midnight. Winds could gust as high as 30 km/h.

    Low: 13 °C

    Mostly Clear

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms after noon. Increasing clouds, with a high near 30. Southwest wind 10 to 15 km/h, with gusts as high as 30 km/h.

    High: 30 °C

    Sunny then
    Chance
    T-storms

  • Monday Night

    Monday Night: A 50 percent chance of showers and thunderstorms, mainly before midnight. Mostly cloudy, with a low around 12. West wind 10 to 15 km/h becoming east in the evening. Winds could gust as high as 25 km/h.

    Low: 12 °C

    Chance
    T-storms then
    Slight Chance
    T-storms

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm between noon and 3pm, then showers and thunderstorms likely after 3pm. Increasing clouds, with a high near 19. Northwest wind around 15 km/h becoming northeast in the afternoon. Winds could gust as high as 40 km/h. Chance of precipitation is 60%.

    High: 19 °C

    Mostly Sunny
    then T-storms
    Likely

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm. Cloudy, with a low around 8. Northeast wind 15 to 20 km/h, with gusts as high as 35 km/h. Chance of precipitation is 70%.

    Low: 8 °C

    Showers
    Likely

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm. Steady temperature around 10. East wind 10 to 15 km/h, with gusts as high as 30 km/h. Chance of precipitation is 80%.

    High: 10 °C

    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 7. Northeast wind 10 to 15 km/h, with gusts as high as 30 km/h. Chance of precipitation is 50%.

    Low: 7 °C

    Chance
    T-storms then
    Chance
    Showers

  • Thursday

    Thursday: A slight chance of showers and thunderstorms after noon. Partly sunny, with a high near 17. South wind 10 to 15 km/h, with gusts as high as 35 km/h.

    High: 17 °C

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A slight chance of showers and thunderstorms. Partly cloudy, with a low around 9.

    Low: 9 °C

    Slight Chance
    T-storms

Detailed Forecast

Tonight
Mostly clear, with a low around 13. East wind 10 to 15 km/h becoming southwest after midnight. Winds could gust as high as 30 km/h.
Monday
A 30 percent chance of showers and thunderstorms after noon. Increasing clouds, with a high near 30. Southwest wind 10 to 15 km/h, with gusts as high as 30 km/h.
Monday Night
A 50 percent chance of showers and thunderstorms, mainly before midnight. Mostly cloudy, with a low around 12. West wind 10 to 15 km/h becoming east in the evening. Winds could gust as high as 25 km/h.
Tuesday
Showers likely and possibly a thunderstorm between noon and 3pm, then showers and thunderstorms likely after 3pm. Increasing clouds, with a high near 19. Northwest wind around 15 km/h becoming northeast in the afternoon. Winds could gust as high as 40 km/h. Chance of precipitation is 60%.
Tuesday Night
Showers likely and possibly a thunderstorm. Cloudy, with a low around 8. Northeast wind 15 to 20 km/h, with gusts as high as 35 km/h. Chance of precipitation is 70%.
Wednesday
Showers and possibly a thunderstorm. Steady temperature around 10. East wind 10 to 15 km/h, with gusts as high as 30 km/h. Chance of precipitation is 80%.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 7. Northeast wind 10 to 15 km/h, with gusts as high as 30 km/h. Chance of precipitation is 50%.
Thursday
A slight chance of showers and thunderstorms after noon. Partly sunny, with a high near 17. South wind 10 to 15 km/h, with gusts as high as 35 km/h.
Thursday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 9.
Friday
A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 22.
Friday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 11.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 22.
Saturday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 11.
Sunday
A chance of showers and thunderstorms. Mostly sunny, with a high near 24.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles WSW Mount Rushmore SD
 43.85°N 103.55°W (Elev. 6490 m)
Last Update:
7:29 pm MDT Jul 13, 2025
Forecast Valid:
8pm MDT Jul 13, 2025-6pm MDT Jul 20, 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