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

54°F

12°C

Humidity 75%
Wind Speed NW 5 mph
Barometer 30.15 in (1015.6 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Wind Chill53°F (12°C)
Last update 12 Jul 11:53 pm MDT
Extended Forecast for

Mount Rushmore SD

  • Overnight

    Overnight: Mostly clear, with a temperature rising to around 63 by 4am. West wind around 5 mph.

    Low: 60 °F⇑

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 85. West wind around 5 mph becoming calm.

    High: 85 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 66. Calm wind becoming southwest around 5 mph after midnight. Winds could gust as high as 15 mph.

    Low: 66 °F

    Mostly Clear

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 91. Southwest wind around 5 mph becoming south in the afternoon. Winds could gust as high as 15 mph.

    High: 91 °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 62. Southeast wind around 5 mph becoming northwest after midnight.

    Low: 62 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A slight chance of showers and thunderstorms before noon, then a chance of showers between noon and 3pm, then a chance of showers and thunderstorms after 3pm. Partly sunny, with a high near 71. North wind around 5 mph, with gusts as high as 15 mph. Chance of precipitation is 50%.

    High: 71 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 56. Northeast wind around 5 mph, with gusts as high as 15 mph.

    Low: 56 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm before noon, then showers and thunderstorms likely after noon. Mostly cloudy, with a high near 65. East wind around 5 mph.

    High: 65 °F

    Showers
    Likely then
    T-storms
    Likely

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 53.

    Low: 53 °F

    Chance
    T-storms then
    Chance
    Showers

Detailed Forecast

Overnight
Mostly clear, with a temperature rising to around 63 by 4am. West wind around 5 mph.
Sunday
Sunny, with a high near 85. West wind around 5 mph becoming calm.
Sunday Night
Mostly clear, with a low around 66. 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 91. Southwest wind around 5 mph becoming south 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 62. Southeast wind around 5 mph becoming northwest after midnight.
Tuesday
A slight chance of showers and thunderstorms before noon, then a chance of showers between noon and 3pm, then a chance of showers and thunderstorms after 3pm. Partly sunny, with a high near 71. North wind around 5 mph, with gusts as high as 15 mph. Chance of precipitation is 50%.
Tuesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 56. Northeast wind around 5 mph, with gusts as high as 15 mph.
Wednesday
Showers likely and possibly a thunderstorm before noon, then showers and thunderstorms likely after noon. Mostly cloudy, with a high near 65. East wind around 5 mph.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 53.
Thursday
A slight chance of showers and thunderstorms after noon. Partly sunny, with a high near 70.
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 79.
Friday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 60.
Saturday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 81.
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ABOUT THIS FORECAST

 
Point Forecast:
Mount Rushmore SD
 43.87°N 103.46°W (Elev. 5000 ft)
Last Update:
11:29 pm MDT Jul 12, 2025
Forecast Valid:
12am MDT Jul 13, 2025-6pm MDT Jul 19, 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