Severe Thunderstorms and Heavy Rain from the Plains to the Mid-Atlantic; Ongoing Heat in the South

Severe thunderstorms and showers pose a risk for excessive rain, localized flash flooding, strong gusts and/or large hail across portions of the northern and central Plains, the Lower Missouri to Lower Ohio Valleys, and across the Mid-Atlantic this afternoon and evening. Extreme heat is ongoing over the Desert Southwest and the Southeast U.S.. Read More >

Current conditions at

Custer, Custer County Airport (KCUT)

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

A Few Clouds

74°F

23°C

Humidity 41%
Wind Speed SE 6 mph
Barometer 30.11 in (1013.0 mb)
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Last update 9 Jul 10:53 am MDT
Extended Forecast for

5 Miles WSW Custer County Airport SD

  • Today

    Today: Showers and thunderstorms likely, mainly after 4pm.  Partly sunny, with a high near 79. South wind around 5 mph becoming light and variable  in the afternoon. Winds could gust as high as 18 mph.  Chance of precipitation is 60%.

    High: 79 °F

    T-storms
    Likely

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms before 8pm.  Partly cloudy, with a low around 57. Light and variable wind. Winds could gust as high as 16 mph.

    Low: 57 °F

    Chance
    T-storms then
    Partly Cloudy

  • Friday

    Friday: A slight chance of showers between noon and 3pm, then a slight chance of showers and thunderstorms after 3pm.  Mostly sunny, with a high near 84. Calm wind becoming southeast around 6 mph in the afternoon. Winds could gust as high as 20 mph.  Chance of precipitation is 20%.

    High: 84 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Friday Night

    Friday Night: Mostly clear, with a low around 60. Southeast wind around 6 mph becoming calm  in the evening. Winds could gust as high as 18 mph.

    Low: 60 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 90. Calm wind becoming south 5 to 7 mph in the morning. Winds could gust as high as 17 mph.

    High: 90 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 64. South wind around 5 mph becoming calm  in the evening. Winds could gust as high as 16 mph.

    Low: 64 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 93.

    High: 93 °F

    Sunny

  • Sunday Night

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

    Low: 64 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 94.

    High: 94 °F

    Sunny

Detailed Forecast

Today
Showers and thunderstorms likely, mainly after 4pm. Partly sunny, with a high near 79. South wind around 5 mph becoming light and variable in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 60%.
Tonight
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 57. Light and variable wind. Winds could gust as high as 16 mph.
Friday
A slight chance of showers between noon and 3pm, then a slight chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 84. Calm wind becoming southeast around 6 mph in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 20%.
Friday Night
Mostly clear, with a low around 60. Southeast wind around 6 mph becoming calm in the evening. Winds could gust as high as 18 mph.
Saturday
Sunny, with a high near 90. Calm wind becoming south 5 to 7 mph in the morning. Winds could gust as high as 17 mph.
Saturday Night
Clear, with a low around 64. South wind around 5 mph becoming calm in the evening. Winds could gust as high as 16 mph.
Sunday
Sunny, with a high near 93.
Sunday Night
Mostly clear, with a low around 64.
Monday
Sunny, with a high near 94.
Monday Night
Mostly clear, with a low around 66.
Tuesday
Sunny, with a high near 92.
Tuesday Night
Mostly clear, with a low around 65.
Wednesday
Mostly sunny, with a high near 88.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles WSW Custer County Airport SD
 43.71°N 103.72°W (Elev. 5535 ft)
9:53 am MDT Jul 9, 2026
11am MDT Jul 9, 2026-6pm MDT Jul 15, 2026
 
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Additional Resources

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