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.

A Few Clouds

80°F

27°C

Humidity 28%
Wind Speed E 7 mph
Barometer 30.22 in (1016.8 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 13 Jul 12:53 pm MDT
Extended Forecast for

Mount Rushmore SD

  • This Afternoon

    This Afternoon: Sunny, with a high near 85. North wind around 5 mph becoming northeast.

    High: 85 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 65. Calm wind becoming southwest around 5 mph after midnight.

    Low: 65 °F

    Mostly Clear

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms after noon. Increasing clouds, with a high near 93. Southwest wind around 5 mph becoming calm in the afternoon.

    High: 93 °F

    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 63. Calm wind becoming southwest around 5 mph.

    Low: 63 °F

    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. Partly sunny, with a high near 72. North wind around 5 mph, with gusts as high as 15 mph. Chance of precipitation is 60%.

    High: 72 °F

    Mostly Sunny
    then T-storms
    Likely

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm. Cloudy, with a low around 55. Northeast wind around 5 mph, with gusts as high as 15 mph. Chance of precipitation is 70%.

    Low: 55 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm. High near 60. Northeast wind around 5 mph. Chance of precipitation is 80%.

    High: 60 °F

    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 53. Northeast wind around 5 mph becoming calm.

    Low: 53 °F

    Chance
    T-storms then
    Chance
    Showers

  • Thursday

    Thursday: A slight chance of showers and thunderstorms after noon. Partly sunny, with a high near 69.

    High: 69 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

Detailed Forecast

This Afternoon
Sunny, with a high near 85. North wind around 5 mph becoming northeast.
Tonight
Mostly clear, with a low around 65. Calm wind becoming southwest around 5 mph after midnight.
Monday
A 30 percent chance of showers and thunderstorms after noon. Increasing clouds, with a high near 93. Southwest wind around 5 mph becoming calm in the afternoon.
Monday Night
A 50 percent chance of showers and thunderstorms, mainly before midnight. Mostly cloudy, with a low around 63. Calm wind becoming southwest around 5 mph.
Tuesday
Showers likely and possibly a thunderstorm between noon and 3pm, then showers and thunderstorms likely after 3pm. Partly sunny, with a high near 72. North wind around 5 mph, with gusts as high as 15 mph. Chance of precipitation is 60%.
Tuesday Night
Showers likely and possibly a thunderstorm. Cloudy, with a low around 55. Northeast wind around 5 mph, with gusts as high as 15 mph. Chance of precipitation is 70%.
Wednesday
Showers and possibly a thunderstorm. High near 60. Northeast wind around 5 mph. Chance of precipitation is 80%.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 53. Northeast wind around 5 mph becoming calm.
Thursday
A slight chance of showers and thunderstorms after noon. Partly sunny, with a high near 69.
Thursday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 57.
Friday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 77.
Friday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 60.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 78.
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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 ft)
Last Update:
12:49 pm MDT Jul 13, 2025
Forecast Valid:
1pm MDT Jul 13, 2025-6pm MDT Jul 19, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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