Severe Thunderstorms and Heavy Rain in the Central Plains to Upper Midwest; Extreme Heat in Parts of the South

Thunderstorms with severe wind gusts and hail will be possible today across parts of the central Plains, and from the Missouri Valley into the upper Mississippi Valley. Heavy rain associated with the thunderstorms may also produce flash/urban flooding. Critical fire weather conditions expected in the Great Basin and interior Northwest. Dangerous heat continues across the Southwest and Southeast. Read More >

Current conditions at

Custer, Custer County Airport (KCUT)

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

Fair

74°F

23°C

Humidity 41%
Wind Speed Vrbl 5 mph
Barometer 30.22 in (1016.4 mb)
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Last update 8 Jul 9:53 am MDT
Extended Forecast for

4 Miles NNW Custer State Park SD

  • Today

    Today: A 50 percent chance of showers and thunderstorms after noon.  Partly sunny, with a high near 78. Light east wind. Winds could gust as high as 17 mph.

    High: 78 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tonight

    Tonight: A 50 percent chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 58. Light and variable wind. Winds could gust as high as 17 mph.

    Low: 58 °F

    Chance
    T-storms then
    Partly Cloudy

  • Thursday

    Thursday: Showers likely and possibly a thunderstorm after noon.  Mostly sunny, with a high near 81. Southeast wind around 5 mph becoming calm. Winds could gust as high as 18 mph.  Chance of precipitation is 60%.

    High: 81 °F

    Mostly Sunny
    then Showers
    Likely

  • Thursday Night

    Thursday Night: A 40 percent chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 59. West wind around 6 mph becoming light and variable  after midnight. Winds could gust as high as 18 mph.

    Low: 59 °F

    Chance
    T-storms then
    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 84. Light and variable wind becoming southeast 5 to 7 mph in the morning. Winds could gust as high as 21 mph.

    High: 84 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 62. Southeast wind around 6 mph becoming west after midnight. Winds could gust as high as 17 mph.

    Low: 62 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 91.

    High: 91 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 66.

    Low: 66 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 94.

    High: 94 °F

    Sunny

Detailed Forecast

Today
A 50 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 78. Light east wind. Winds could gust as high as 17 mph.
Tonight
A 50 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 58. Light and variable wind. Winds could gust as high as 17 mph.
Thursday
Showers likely and possibly a thunderstorm after noon. Mostly sunny, with a high near 81. Southeast wind around 5 mph becoming calm. Winds could gust as high as 18 mph. Chance of precipitation is 60%.
Thursday Night
A 40 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 59. West wind around 6 mph becoming light and variable after midnight. Winds could gust as high as 18 mph.
Friday
Sunny, with a high near 84. Light and variable wind becoming southeast 5 to 7 mph in the morning. Winds could gust as high as 21 mph.
Friday Night
Mostly clear, with a low around 62. Southeast wind around 6 mph becoming west after midnight. Winds could gust as high as 17 mph.
Saturday
Sunny, with a high near 91.
Saturday Night
Mostly clear, with a low around 66.
Sunday
Sunny, with a high near 94.
Sunday Night
Mostly clear, with a low around 69.
Monday
Sunny, with a high near 95.
Monday Night
Mostly clear, with a low around 69.
Tuesday
Sunny, with a high near 92.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNW Custer State Park SD
 43.76°N 103.45°W (Elev. 5003 ft)
7:48 am MDT Jul 8, 2026
10am MDT Jul 8, 2026-6pm MDT Jul 14, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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