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

53°F

12°C

Humidity 86%
Wind Speed NW 8 mph
Barometer 30.19 in (1015.5 mb)
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Wind Chill50°F (10°C)
Last update 8 Jul 4:53 am MDT
Extended Forecast for

5 Miles SSW Mount Rushmore SD

  • Overnight

    Overnight: A 20 percent chance of showers and thunderstorms.  Partly cloudy, with a low around 58. Calm wind.

    Low: 58 °F

    Slight Chance
    T-storms

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm after noon.  Partly sunny, with a high near 76. Calm wind becoming north around 5 mph in the afternoon. Winds could gust as high as 18 mph.  Chance of precipitation is 70%.

    High: 76 °F

    Partly Sunny
    then Showers
    Likely

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 55. Light and variable wind.

    Low: 55 °F

    Chance
    T-storms then
    Partly Cloudy

  • Thursday

    Thursday: Showers likely and possibly a thunderstorm after noon.  Increasing clouds, with a high near 77. Calm wind becoming south around 5 mph in the afternoon. Winds could gust as high as 20 mph.  Chance of precipitation is 60%.

    High: 77 °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 56. South wind around 5 mph becoming light and variable  after midnight. Winds could gust as high as 18 mph.

    Low: 56 °F

    Chance
    T-storms then
    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 81. Calm wind becoming southeast around 6 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 81 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 60.

    Low: 60 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 87.

    High: 87 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 64.

    Low: 64 °F

    Mostly Clear

Detailed Forecast

Overnight
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 58. Calm wind.
Wednesday
Showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 76. Calm wind becoming north around 5 mph in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 70%.
Wednesday Night
A 50 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 55. Light and variable wind.
Thursday
Showers likely and possibly a thunderstorm after noon. Increasing clouds, with a high near 77. Calm wind becoming south around 5 mph in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 60%.
Thursday Night
A 40 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 56. South wind around 5 mph becoming light and variable after midnight. Winds could gust as high as 18 mph.
Friday
Sunny, with a high near 81. Calm wind becoming southeast around 6 mph in the afternoon. Winds could gust as high as 20 mph.
Friday Night
Mostly clear, with a low around 60.
Saturday
Sunny, with a high near 87.
Saturday Night
Mostly clear, with a low around 64.
Sunday
Sunny, with a high near 90.
Sunday Night
Mostly clear, with a low around 66.
Monday
Sunny, with a high near 91.
Monday Night
Mostly clear, with a low around 66.
Tuesday
Sunny, with a high near 88.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSW Mount Rushmore SD
 43.83°N 103.52°W (Elev. 5817 ft)
4:08 am MDT Jul 8, 2026
5am MDT Jul 8, 2026-6pm MDT Jul 14, 2026
 
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Additional Resources

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National Digital Forecast Database