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.

Mostly Cloudy

16°C

61°F

Humidity 84%
Wind Speed NE 19 km/h
Barometer 1013.9 mb (30.12 in)
Dewpoint 13°C (56°F)
Visibility 16 km
Last update 15 Jul 3:53 pm MDT
Extended Forecast for

4 Miles SW Mount Rushmore SD

  • This Afternoon

    This Afternoon: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a steady temperature around 14. North wind around 15 km/h, with gusts as high as 40 km/h.

    High: 14 °C

    Chance
    T-storms

  • Tonight

    Tonight: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 3am. Patchy fog. Low around 8. Northeast wind 10 to 15 km/h becoming southeast after midnight. Winds could gust as high as 40 km/h. Chance of precipitation is 80%.

    Low: 8 °C

    Showers and
    Patchy Fog

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm, mainly before 4pm, then a chance of showers and thunderstorms after 4pm. Areas of fog. High near 11. East wind around 10 km/h becoming northeast in the afternoon. Winds could gust as high as 30 km/h. Chance of precipitation is 80%.

    High: 11 °C

    Showers and
    Areas Fog

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms. Areas of fog before midnight. Otherwise, cloudy, with a low around 6. Northeast wind around 10 km/h becoming south after midnight. Winds could gust as high as 25 km/h. Chance of precipitation is 30%.

    Low: 6 °C

    Chance
    Showers and
    Areas Fog

  • Thursday

    Thursday: Cloudy through mid morning, then gradual clearing, with a high near 19. South wind 10 to 15 km/h, with gusts as high as 35 km/h.

    High: 19 °C

    Gradual
    Clearing

  • Thursday Night

    Thursday Night: A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 12. Southeast wind 10 to 15 km/h becoming west after midnight. Winds could gust as high as 35 km/h.

    Low: 12 °C

    Slight Chance
    T-storms then
    Partly Cloudy

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 24. West wind around 10 km/h becoming northeast in the afternoon. Winds could gust as high as 30 km/h.

    High: 24 °C

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms, mainly after midnight. Mostly cloudy, with a low around 12. Northeast wind around 10 km/h becoming northwest after midnight. Winds could gust as high as 30 km/h.

    Low: 12 °C

    Chance
    T-storms

  • Saturday

    Saturday: A chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 22.

    High: 22 °C

    Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

This Afternoon
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a steady temperature around 14. North wind around 15 km/h, with gusts as high as 40 km/h.
Tonight
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 3am. Patchy fog. Low around 8. Northeast wind 10 to 15 km/h becoming southeast after midnight. Winds could gust as high as 40 km/h. Chance of precipitation is 80%.
Wednesday
Showers and possibly a thunderstorm, mainly before 4pm, then a chance of showers and thunderstorms after 4pm. Areas of fog. High near 11. East wind around 10 km/h becoming northeast in the afternoon. Winds could gust as high as 30 km/h. Chance of precipitation is 80%.
Wednesday Night
A chance of showers and thunderstorms. Areas of fog before midnight. Otherwise, cloudy, with a low around 6. Northeast wind around 10 km/h becoming south after midnight. Winds could gust as high as 25 km/h. Chance of precipitation is 30%.
Thursday
Cloudy through mid morning, then gradual clearing, with a high near 19. South wind 10 to 15 km/h, with gusts as high as 35 km/h.
Thursday Night
A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 12. Southeast wind 10 to 15 km/h becoming west after midnight. Winds could gust as high as 35 km/h.
Friday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 24. West wind around 10 km/h becoming northeast in the afternoon. Winds could gust as high as 30 km/h.
Friday Night
A chance of showers and thunderstorms, mainly after midnight. Mostly cloudy, with a low around 12. Northeast wind around 10 km/h becoming northwest after midnight. Winds could gust as high as 30 km/h.
Saturday
A chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 22.
Saturday Night
A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 13.
Sunday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 26.
Sunday Night
Mostly clear, with a low around 14.
Monday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 27.
Monday Night
Mostly clear, with a low around 13.
Tuesday
A slight chance of showers and thunderstorms. Sunny, with a high near 27.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW Mount Rushmore SD
 43.85°N 103.52°W (Elev. 6109 m)
Last Update:
3:50 pm MDT Jul 15, 2025
Forecast Valid:
3pm MDT Jul 15, 2025-6pm MDT Jul 22, 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