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

77°F

25°C

Humidity 28%
Wind Speed W 6 G 18 mph
Barometer 30.23 in (1017.2 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 13 Jul 10:53 am MDT
Extended Forecast for

Mount Rushmore SD

  • This Afternoon

    This Afternoon: Sunny, with a high near 84. North wind around 5 mph becoming calm.

    High: 84 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 63. Calm wind becoming southwest around 5 mph after midnight. Winds could gust as high as 15 mph.

    Low: 63 °F

    Mostly Clear

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 92. Southwest wind around 5 mph becoming calm in the afternoon. Winds could gust as high as 15 mph.

    High: 92 °F

    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 61. Calm wind becoming northwest around 5 mph after midnight.

    Low: 61 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms, mainly after noon. Partly sunny, with a high near 71. North wind around 5 mph, with gusts as high as 20 mph.

    High: 71 °F

    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 54. North wind around 5 mph, with gusts as high as 15 mph. Chance of precipitation is 60%.

    Low: 54 °F

    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 62. Northeast wind around 5 mph. Chance of precipitation is 60%.

    High: 62 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms, mainly before midnight. Mostly cloudy, with a low around 51. Northeast wind around 5 mph becoming south after midnight.

    Low: 51 °F

    Chance
    T-storms

  • Thursday

    Thursday: A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 72.

    High: 72 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

Detailed Forecast

This Afternoon
Sunny, with a high near 84. North wind around 5 mph becoming calm.
Tonight
Mostly clear, with a low around 63. Calm wind becoming southwest around 5 mph after midnight. Winds could gust as high as 15 mph.
Monday
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 92. Southwest wind around 5 mph becoming calm in the afternoon. Winds could gust as high as 15 mph.
Monday Night
A 40 percent chance of showers and thunderstorms, mainly before midnight. Mostly cloudy, with a low around 61. Calm wind becoming northwest around 5 mph after midnight.
Tuesday
A 50 percent chance of showers and thunderstorms, mainly after noon. Partly sunny, with a high near 71. North wind around 5 mph, with gusts as high as 20 mph.
Tuesday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 54. North wind around 5 mph, with gusts as high as 15 mph. 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 62. Northeast wind around 5 mph. Chance of precipitation is 60%.
Wednesday Night
A chance of showers and thunderstorms, mainly before midnight. Mostly cloudy, with a low around 51. Northeast wind around 5 mph becoming south after midnight.
Thursday
A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 72.
Thursday Night
A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 59.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 79.
Friday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 61.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 80.
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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:
12:09 pm MDT Jul 13, 2025
Forecast Valid:
12pm MDT Jul 13, 2025-6pm MDT Jul 19, 2025
 
Forecast Discussion
 
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Additional Resources

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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