Areas of Severe Thunderstorms and Excessive Rainfall Thursday

Severe thunderstorms posing a risk for strong gusts and/or large hail are possible across portions of the northern and central Plains, the Lower Missouri to Lower Ohio Valleys, and across the Mid-Atlantic Thursday afternoon and evening. Excessive rainfall may bring flash and urban flooding over the Mid-Mississippi and Ohio Valleys, and Mid-Atlantic on Thursday. Read More >

Current conditions at

Custer, Custer County Airport (KCUT)

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

Overcast

60°F

16°C

Humidity 78%
Wind Speed SW 5 mph
Barometer 30.21 in (1016.4 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Last update 8 Jul 9:53 pm MDT
Extended Forecast for

Mount Rushmore SD

  • Tonight

    Tonight: A 50 percent chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 60. Light southwest wind.

    Low: 60 °F

    Chance
    T-storms then
    Partly Cloudy

  • Thursday

    Thursday: Showers and thunderstorms likely after noon.  Partly sunny, with a high near 82. Calm wind becoming southeast around 5 mph. Winds could gust as high as 21 mph.  Chance of precipitation is 60%.

    High: 82 °F

    Mostly Sunny
    then T-storms
    Likely

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms before 9pm.  Mostly cloudy, with a low around 58. Calm wind becoming west around 5 mph. Winds could gust as high as 18 mph.

    Low: 58 °F

    Chance
    T-storms then
    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 85. Calm wind becoming southeast around 6 mph in the afternoon. Winds could gust as high as 21 mph.

    High: 85 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 65. Southeast wind around 6 mph becoming southwest after midnight. Winds could gust as high as 20 mph.

    Low: 65 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 91. Light and variable wind becoming south 5 to 7 mph in the morning. Winds could gust as high as 21 mph.

    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

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 69.

    Low: 69 °F

    Mostly Clear

Detailed Forecast

Tonight
A 50 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 60. Light southwest wind.
Thursday
Showers and thunderstorms likely after noon. Partly sunny, with a high near 82. Calm wind becoming southeast around 5 mph. Winds could gust as high as 21 mph. Chance of precipitation is 60%.
Thursday Night
A 30 percent chance of showers and thunderstorms before 9pm. Mostly cloudy, with a low around 58. Calm wind becoming west around 5 mph. Winds could gust as high as 18 mph.
Friday
Mostly sunny, with a high near 85. Calm wind becoming southeast around 6 mph in the afternoon. Winds could gust as high as 21 mph.
Friday Night
Mostly clear, with a low around 65. Southeast wind around 6 mph becoming southwest after midnight. Winds could gust as high as 20 mph.
Saturday
Sunny, with a high near 91. Light and variable wind becoming south 5 to 7 mph in the morning. Winds could gust as high as 21 mph.
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 94.
Monday Night
Mostly clear, with a low around 69.
Tuesday
Sunny, with a high near 91.
Tuesday Night
Mostly clear, with a low around 67.
Wednesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 89.
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ABOUT THIS FORECAST

 
Point Forecast:
Mount Rushmore SD
 43.89°N 103.46°W (Elev. 5108 ft)
7:27 pm MDT Jul 8, 2026
10pm MDT Jul 8, 2026-6pm MDT Jul 15, 2026
 
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Additional Resources

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