Areas of Severe Thunderstorms and Excessive Rainfall; Heat Wave Builds in the Intermountain West and Plains

A slow moving front will bring rounds of strong to severe thunderstorms and heavy rainfall to the central Plains eastward to the east-central U.S.. The first widespread significant heat wave of summer for the Intermountain West and Plains is expected to develop today and expand through next week. Dangerous heat will continue to impact portions of the Southwest and Southeast. Read More >

Current conditions at

Custer, Custer County Airport (KCUT)

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

Fair

64°F

18°C

Humidity 58%
Wind Speed NW 6 mph
Barometer 30.12 in (1012.9 mb)
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Last update 10 Jul 6:53 am MDT
Extended Forecast for

Hill City SD

  • Today

    Today: A 20 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 86. Calm wind becoming east around 6 mph in the afternoon. Winds could gust as high as 18 mph.

    High: 86 °F

    Sunny then
    Slight Chance
    T-storms

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 9pm.  Mostly clear, with a low around 63. Southeast wind around 6 mph becoming calm  in the evening. Winds could gust as high as 18 mph.

    Low: 63 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 92. Calm wind becoming south 5 to 7 mph in the morning. Winds could gust as high as 22 mph.

    High: 92 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 65. Southeast wind around 5 mph becoming calm  in the evening. Winds could gust as high as 18 mph.

    Low: 65 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 96. Calm wind becoming southeast 5 to 8 mph in the afternoon. Winds could gust as high as 23 mph.

    High: 96 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 68. Southeast wind 5 to 8 mph becoming southwest after midnight. Winds could gust as high as 28 mph.

    Low: 68 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 96.

    High: 96 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 67.

    Low: 67 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 92.

    High: 92 °F

    Sunny

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 86. Calm wind becoming east around 6 mph in the afternoon. Winds could gust as high as 18 mph.
Tonight
A 20 percent chance of showers and thunderstorms before 9pm. Mostly clear, with a low around 63. Southeast wind around 6 mph becoming calm in the evening. Winds could gust as high as 18 mph.
Saturday
Sunny, with a high near 92. Calm wind becoming south 5 to 7 mph in the morning. Winds could gust as high as 22 mph.
Saturday Night
Mostly clear, with a low around 65. Southeast wind around 5 mph becoming calm in the evening. Winds could gust as high as 18 mph.
Sunday
Sunny, with a high near 96. Calm wind becoming southeast 5 to 8 mph in the afternoon. Winds could gust as high as 23 mph.
Sunday Night
Mostly clear, with a low around 68. Southeast wind 5 to 8 mph becoming southwest after midnight. Winds could gust as high as 28 mph.
Monday
Sunny, with a high near 96.
Monday Night
Mostly clear, with a low around 67.
Tuesday
Sunny, with a high near 92.
Tuesday Night
Mostly clear, with a low around 66.
Wednesday
Sunny, with a high near 89.
Wednesday Night
A slight chance of showers and thunderstorms. Mostly clear, with a low around 63.
Thursday
A chance of showers and thunderstorms. Mostly sunny, with a high near 86.
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ABOUT THIS FORECAST

 
Point Forecast:
Hill City SD
 43.93°N 103.56°W (Elev. 5161 ft)
6:18 am MDT Jul 10, 2026
7am MDT Jul 10, 2026-6pm MDT Jul 16, 2026
 
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Additional Resources

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Hourly Weather Forecast

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