Dangerous, Record-Breaking Heat to Continue in the Central and Eastern U.S.; Severe Thunderstorms in the Upper Midwest; Critical Fire Weather in the Four Corners

Dangerous, record-breaking heat will continue across most of the central and eastern U.S this week. Heat indices will exceed 100 degrees. Severe storms will be possible from the northern Plains into the Midwest and Great Lakes regions, as well as across the southern Appalachians Thursday, with the primary threat large to very large hail. Critical fire weather to continue in the Four Corners Region Read More >

Current conditions at

Custer, Custer County Airport (KCUT)

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

Fair

54°F

12°C

Humidity 69%
Wind Speed Calm
Barometer 30.04 in (1010.8 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 2 Jul 3:53 am MDT
Extended Forecast for

4 Miles WSW Mount Rushmore SD

  • Today

    Today: A 20 percent chance of showers and thunderstorms after noon.  Widespread haze. Mostly cloudy through mid morning, then becoming sunny, with a high near 79. Southwest wind 5 to 7 mph becoming southeast in the afternoon. Winds could gust as high as 22 mph.

    High: 79 °F

    Haze then
    Slight Chance
    T-storms

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms.  Widespread haze before midnight. Partly cloudy, with a low around 56. Light and variable wind. Winds could gust as high as 20 mph.

    Low: 56 °F

    Slight Chance
    T-storms

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms after noon.  Widespread haze before noon. Partly sunny, with a high near 76. Light and variable wind. Winds could gust as high as 18 mph.

    High: 76 °F

    Haze then
    Chance
    T-storms

  • Friday Night

    Friday Night: A 40 percent chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 54. Light and variable wind. Winds could gust as high as 16 mph.

    Low: 54 °F

    Chance
    T-storms then
    Partly Cloudy

  • Independence Day

    Independence Day: A 20 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 76. Light and variable wind. Winds could gust as high as 16 mph.

    High: 76 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 55. Light and variable wind becoming southwest around 6 mph after midnight. Winds could gust as high as 16 mph.

    Low: 55 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 60.

    Low: 60 °F

    Partly Cloudy

  • Monday

    Monday: A chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny
    then Chance
    T-storms

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms after noon. Widespread haze. Mostly cloudy through mid morning, then becoming sunny, with a high near 79. Southwest wind 5 to 7 mph becoming southeast in the afternoon. Winds could gust as high as 22 mph.
Tonight
A 20 percent chance of showers and thunderstorms. Widespread haze before midnight. Partly cloudy, with a low around 56. Light and variable wind. Winds could gust as high as 20 mph.
Friday
A 40 percent chance of showers and thunderstorms after noon. Widespread haze before noon. Partly sunny, with a high near 76. Light and variable wind. Winds could gust as high as 18 mph.
Friday Night
A 40 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 54. Light and variable wind. Winds could gust as high as 16 mph.
Independence Day
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 76. Light and variable wind. Winds could gust as high as 16 mph.
Saturday Night
Mostly clear, with a low around 55. Light and variable wind becoming southwest around 6 mph after midnight. Winds could gust as high as 16 mph.
Sunday
Sunny, with a high near 84.
Sunday Night
Partly cloudy, with a low around 60.
Monday
A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 82.
Monday Night
A slight chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 59.
Tuesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 80.
Tuesday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 59.
Wednesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 78.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Mount Rushmore SD
 43.85°N 103.52°W (Elev. 6109 ft)
3:27 am MDT Jul 2, 2026
4am MDT Jul 2, 2026-6pm MDT Jul 8, 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