Showers and Storms in the East; Dangerously Hot and Dry in the West

Scattered showers and storms are expected across portions of the Central and Eastern U.S. through the end of the week. Meanwhile, dangerous heat will intensify across the Desert Southwest and Intermountain West. Hot, dry weather and increasing winds will allow elevated wildfire conditions to return to the northern Intermountain West, where air quality issues persist from ongoing fires. Read More >

Current conditions at

Custer, Custer County Airport (KCUT)

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

Fair

86°F

30°C

Humidity 11%
Wind Speed W 6 G 17 mph
Barometer 30.10 in (1011.8 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 6 Aug 3:53 pm MDT
Extended Forecast for

4 Miles WSW Mount Rushmore SD

  • Tonight

    Tonight: Areas of smoke. Mostly clear, with a low around 53. Northwest wind 5 to 9 mph, with gusts as high as 21 mph.

    Low: 53 °F

    Areas Smoke

  • Friday

    Friday: Areas of smoke. Sunny, with a high near 79. Calm wind becoming south 5 to 7 mph in the afternoon. Winds could gust as high as 22 mph.

    High: 79 °F

    Areas Smoke

  • Friday Night

    Friday Night: Areas of smoke before 9pm. Mostly clear, with a low around 59. South wind around 7 mph becoming west after midnight. Winds could gust as high as 21 mph.

    Low: 59 °F

    Areas Smoke
    then Mostly
    Clear

  • Saturday

    Saturday: Sunny, with a high near 85. West wind around 6 mph becoming light and variable. Winds could gust as high as 17 mph.

    High: 85 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 59. East wind around 6 mph becoming light and variable. Winds could gust as high as 17 mph.

    Low: 59 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 84. Light and variable wind becoming southeast around 6 mph in the morning. Winds could gust as high as 20 mph.

    High: 84 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A chance of showers and thunderstorms.  Partly cloudy, with a low around 55.

    Low: 55 °F

    Chance
    T-storms then
    Chance
    Showers

Detailed Forecast

Tonight
Areas of smoke. Mostly clear, with a low around 53. Northwest wind 5 to 9 mph, with gusts as high as 21 mph.
Friday
Areas of smoke. Sunny, with a high near 79. Calm wind becoming south 5 to 7 mph in the afternoon. Winds could gust as high as 22 mph.
Friday Night
Areas of smoke before 9pm. Mostly clear, with a low around 59. South wind around 7 mph becoming west after midnight. Winds could gust as high as 21 mph.
Saturday
Sunny, with a high near 85. West wind around 6 mph becoming light and variable. Winds could gust as high as 17 mph.
Saturday Night
Mostly clear, with a low around 59. East wind around 6 mph becoming light and variable. Winds could gust as high as 17 mph.
Sunday
Mostly sunny, with a high near 84. Light and variable wind becoming southeast around 6 mph in the morning. Winds could gust as high as 20 mph.
Sunday Night
Mostly clear, with a low around 58.
Monday
Mostly sunny, with a high near 78.
Monday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 55.
Tuesday
A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 77.
Tuesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 55.
Wednesday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 74.
Wednesday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 52.
Thursday
A chance of showers and thunderstorms. Partly sunny, with a high near 70.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Mount Rushmore SD
 43.87°N 103.55°W (Elev. 6312 ft)
3:36 pm MDT Aug 6, 2026
4pm MDT Aug 6, 2026-6pm MDT Aug 13, 2026
 
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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