National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Custer, Custer County Airport (KCUT)

Lat: 43.73°NLon: 103.62°WElev: 5600ft.

Partly Cloudy

79°F

26°C

Humidity 32%
Wind Speed NE 7 mph
Barometer 30.02 in (1009.6 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 14 Jul 5:53 pm MDT
Extended Forecast for

Mount Rushmore SD

  • Tonight

    Tonight: A 50 percent chance of showers and thunderstorms, mainly before 4am. Mostly cloudy, with a low around 64. Calm wind becoming southwest around 5 mph.

    Low: 64 °F

    Chance
    T-storms then
    Slight Chance
    T-storms

  • Tuesday

    Tuesday: Showers and thunderstorms likely, mainly after 3pm. Increasing clouds, with a high near 74. West wind around 5 mph becoming northeast in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 60%.

    High: 74 °F

    Mostly Sunny
    then T-storms
    Likely

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm. Low around 54. Northeast wind around 5 mph, with gusts as high as 15 mph. Chance of precipitation is 80%.

    Low: 54 °F

    Showers

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm. Steady temperature around 55. Northeast wind around 5 mph. Chance of precipitation is 90%.

    High: 55 °F

    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms. Cloudy, with a steady temperature around 53. Northeast wind around 5 mph becoming calm. Chance of precipitation is 50%.

    Low: 53 °F

    Chance
    Showers then
    Slight Chance
    Showers

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after noon. Cloudy, then gradually becoming mostly sunny, with a high near 71. Calm wind becoming south around 5 mph in the afternoon. Winds could gust as high as 15 mph.

    High: 71 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 60. South wind around 5 mph becoming southwest after midnight. Winds could gust as high as 15 mph.

    Low: 60 °F

    Slight Chance
    T-storms

  • Friday

    Friday: A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 81. Southwest wind around 5 mph becoming northeast in the afternoon.

    High: 81 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms, mainly before midnight. Partly cloudy, with a low around 60.

    Low: 60 °F

    Chance
    T-storms

Detailed Forecast

Tonight
A 50 percent chance of showers and thunderstorms, mainly before 4am. Mostly cloudy, with a low around 64. Calm wind becoming southwest around 5 mph.
Tuesday
Showers and thunderstorms likely, mainly after 3pm. Increasing clouds, with a high near 74. West wind around 5 mph becoming northeast in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 60%.
Tuesday Night
Showers and possibly a thunderstorm. Low around 54. Northeast wind around 5 mph, with gusts as high as 15 mph. Chance of precipitation is 80%.
Wednesday
Showers and possibly a thunderstorm. Steady temperature around 55. Northeast wind around 5 mph. Chance of precipitation is 90%.
Wednesday Night
A chance of showers and thunderstorms. Cloudy, with a steady temperature around 53. Northeast wind around 5 mph becoming calm. Chance of precipitation is 50%.
Thursday
A 20 percent chance of showers and thunderstorms after noon. Cloudy, then gradually becoming mostly sunny, with a high near 71. Calm wind becoming south around 5 mph in the afternoon. Winds could gust as high as 15 mph.
Thursday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 60. South wind around 5 mph becoming southwest after midnight. Winds could gust as high as 15 mph.
Friday
A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 81. Southwest wind around 5 mph becoming northeast in the afternoon.
Friday Night
A chance of showers and thunderstorms, mainly before midnight. Partly cloudy, with a low around 60.
Saturday
A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 78.
Saturday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 62.
Sunday
A chance of showers and thunderstorms. Mostly sunny, with a high near 84.
Sunday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 65.
Monday
A slight chance of showers and thunderstorms. Sunny, with a high near 86.
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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:
6:29 pm MDT Jul 14, 2025
Forecast Valid:
6pm MDT Jul 14, 2025-6pm MDT Jul 21, 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