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

64°F

18°C

Humidity 52%
Wind Speed SE 3 mph
Barometer 30.23 in (1016.3 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 14 Jul 1:53 am MDT
Extended Forecast for

Mount Rushmore SD

  • Overnight

    Overnight: Mostly clear, with a steady temperature around 63. Calm wind becoming south around 5 mph.

    Low: 63 °F

    Mostly Clear

  • Monday

    Monday: Isolated showers and thunderstorms after 2pm. Increasing clouds, with a high near 93. Southwest wind around 5 mph becoming calm. Chance of precipitation is 20%.

    High: 93 °F

    Sunny then
    Isolated
    T-storms

  • Monday Night

    Monday Night: Scattered showers and thunderstorms, mainly before midnight. Mostly cloudy, with a low around 63. Calm wind becoming west around 5 mph. Chance of precipitation is 40%.

    Low: 63 °F

    Scattered
    T-storms

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 74. West wind around 5 mph becoming northeast in the morning. Winds could gust as high as 15 mph.

    High: 74 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm. Cloudy, with a low around 54. Northeast wind around 5 mph, with gusts as high as 15 mph. Chance of precipitation is 70%.

    Low: 54 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm. Steady temperature around 56. Northeast wind around 5 mph. Chance of precipitation is 80%.

    High: 56 °F

    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before midnight, then a slight chance of showers. Cloudy, with a low around 52. Northeast wind around 5 mph becoming calm. Chance of precipitation is 50%.

    Low: 52 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Thursday

    Thursday: A slight chance of showers and thunderstorms after noon. Cloudy, then gradually becoming mostly sunny, with a high near 70. Calm wind becoming south around 5 mph. Winds could gust as high as 15 mph.

    High: 70 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A slight chance of showers and thunderstorms after midnight. Partly cloudy, with a low around 59.

    Low: 59 °F

    Mostly Clear
    then Slight
    Chance
    T-storms

Detailed Forecast

Overnight
Mostly clear, with a steady temperature around 63. Calm wind becoming south around 5 mph.
Monday
Isolated showers and thunderstorms after 2pm. Increasing clouds, with a high near 93. Southwest wind around 5 mph becoming calm. Chance of precipitation is 20%.
Monday Night
Scattered showers and thunderstorms, mainly before midnight. Mostly cloudy, with a low around 63. Calm wind becoming west around 5 mph. Chance of precipitation is 40%.
Tuesday
A 50 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 74. West wind around 5 mph becoming northeast in the morning. Winds could gust as high as 15 mph.
Tuesday Night
Showers likely and possibly a thunderstorm. Cloudy, with a low around 54. Northeast wind around 5 mph, with gusts as high as 15 mph. Chance of precipitation is 70%.
Wednesday
Showers and possibly a thunderstorm. Steady temperature around 56. Northeast wind around 5 mph. Chance of precipitation is 80%.
Wednesday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers. Cloudy, with a low around 52. Northeast wind around 5 mph becoming calm. Chance of precipitation is 50%.
Thursday
A slight chance of showers and thunderstorms after noon. Cloudy, then gradually becoming mostly sunny, with a high near 70. Calm wind becoming south around 5 mph. Winds could gust as high as 15 mph.
Thursday Night
A slight chance of showers and thunderstorms after midnight. Partly cloudy, with a low around 59.
Friday
A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 81.
Friday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 61.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 79.
Saturday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 60.
Sunday
A chance of showers and thunderstorms. Mostly sunny, with a high near 83.
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ABOUT THIS FORECAST

 
Point Forecast:
Mount Rushmore SD
 43.87°N 103.46°W (Elev. 5000 ft)
Last Update:
1:08 am MDT Jul 14, 2025
Forecast Valid:
2am MDT Jul 14, 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