Severe Thunderstorms in the Central Plains; Heavy Rainfall in the Mississippi and Tennessee Valleys; Critical Fire Weather in the Southwest

Scattered severe storms capable of large to very large hail, severe wind gusts, and a few tornadoes will be possible across the central Plains. Heavy rain will pose a flash flood threat across portions of the Mississippi Valley into the Tennessee and Ohio Valleys. Hot, dry and windy conditions will continue to bring a critical fire weather threat from the Southwest into the Great Basin. Read More >

Current conditions at

Custer, Custer County Airport (KCUT)

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

Fair

56°F

13°C

Humidity 29%
Wind Speed E 7 mph
Barometer 30.05 in (1010.9 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Last update 8 Jun 7:53 am MDT
Extended Forecast for

Custer SD

  • Today

    Today: Sunny, with a high near 69. East wind 6 to 10 mph becoming southeast in the afternoon. Winds could gust as high as 22 mph.

    High: 69 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 53. Southeast wind 5 to 9 mph becoming light and variable. Winds could gust as high as 24 mph.

    Low: 53 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 83. Southwest wind 5 to 10 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 37 mph.

    High: 83 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 51. West wind 6 to 16 mph, with gusts as high as 37 mph.

    Low: 51 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers before noon.  Mostly sunny, with a high near 66. West wind 8 to 16 mph, with gusts as high as 33 mph.

    High: 66 °F

    Slight Chance
    Showers then
    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 42. Northwest wind 6 to 13 mph, with gusts as high as 32 mph.

    Low: 42 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 43.

    Low: 43 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 73.

    High: 73 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 69. East wind 6 to 10 mph becoming southeast in the afternoon. Winds could gust as high as 22 mph.
Tonight
Partly cloudy, with a low around 53. Southeast wind 5 to 9 mph becoming light and variable. Winds could gust as high as 24 mph.
Tuesday
Mostly sunny, with a high near 83. Southwest wind 5 to 10 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 37 mph.
Tuesday Night
Partly cloudy, with a low around 51. West wind 6 to 16 mph, with gusts as high as 37 mph.
Wednesday
A 20 percent chance of showers before noon. Mostly sunny, with a high near 66. West wind 8 to 16 mph, with gusts as high as 33 mph.
Wednesday Night
Partly cloudy, with a low around 42. Northwest wind 6 to 13 mph, with gusts as high as 32 mph.
Thursday
Sunny, with a high near 67.
Thursday Night
Mostly clear, with a low around 43.
Friday
Sunny, with a high near 73.
Friday Night
A slight chance of showers after midnight. Mostly clear, with a low around 44.
Saturday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 64.
Saturday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 41.
Sunday
A chance of showers and thunderstorms. Partly sunny, with a high near 62.
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ABOUT THIS FORECAST

 
Point Forecast:
Custer SD
 43.76°N 103.6°W (Elev. 5417 ft)
8:43 am MDT Jun 8, 2026
8am MDT Jun 8, 2026-6pm MDT Jun 14, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database