National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Storm Systems to Impact the Central and Eastern U.S. Through the Weekend

Two storm systems will track through the central and eastern U.S. today through this weekend with areas of gusty winds, rain and heavy snow. Severe thunderstorms and heavy to excessive rainfall is forecast today from the Lower Mississippi River Valley to the Tennessee Valley. Damaging winds, a few tornadoes, and areas of flooding are possible. Read More >

Current conditions at

Custer, Custer County Airport (KCUT)

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

Fair

31°F

-1°C

Humidity 42%
Wind Speed SW 10 mph
Barometer 30.30 in (1028.1 mb)
Dewpoint 10°F (-12°C)
Visibility 10.00 mi
Wind Chill22°F (-6°C)
Last update 11 Jan 3:53 am MST
Extended Forecast for

Custer SD

  • Today

    Today: Mostly sunny, with a high near 52. West wind 6 to 10 mph, with gusts as high as 25 mph.

    High: 52 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 31. West wind around 6 mph, with gusts as high as 18 mph.

    Low: 31 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 50. West wind 7 to 11 mph, with gusts as high as 26 mph.

    High: 50 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 38. West wind 10 to 13 mph, with gusts as high as 32 mph.

    Low: 38 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of rain after 11am. Partly sunny, with a high near 48. Northwest wind 14 to 16 mph, with gusts as high as 36 mph.

    High: 48 °F

    Slight Chance
    Rain

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 32. Northwest wind 10 to 13 mph, with gusts as high as 32 mph.

    Low: 32 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 48. Northwest wind 7 to 9 mph, with gusts as high as 22 mph.

    High: 48 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 33. West wind 6 to 14 mph, with gusts as high as 34 mph.

    Low: 33 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 44.

    High: 44 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 52. West wind 6 to 10 mph, with gusts as high as 25 mph.
Tonight
Partly cloudy, with a low around 31. West wind around 6 mph, with gusts as high as 18 mph.
Monday
Mostly sunny, with a high near 50. West wind 7 to 11 mph, with gusts as high as 26 mph.
Monday Night
Partly cloudy, with a low around 38. West wind 10 to 13 mph, with gusts as high as 32 mph.
Tuesday
A 20 percent chance of rain after 11am. Partly sunny, with a high near 48. Northwest wind 14 to 16 mph, with gusts as high as 36 mph.
Tuesday Night
Partly cloudy, with a low around 32. Northwest wind 10 to 13 mph, with gusts as high as 32 mph.
Wednesday
Mostly sunny, with a high near 48. Northwest wind 7 to 9 mph, with gusts as high as 22 mph.
Wednesday Night
Mostly clear, with a low around 33. West wind 6 to 14 mph, with gusts as high as 34 mph.
Thursday
Sunny, with a high near 44.
Thursday Night
Partly cloudy, with a low around 18. Blustery.
Friday
Mostly sunny, with a high near 26. Blustery.
Friday Night
Partly cloudy, with a low around 11.
Saturday
Mostly sunny, with a high near 37.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Custer SD
 43.78°N 103.6°W (Elev. 5476 ft)
Last Update:
3:47 am MST Jan 11, 2026
Forecast Valid:
4am MST Jan 11, 2026-6pm MST Jan 17, 2026
 
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Additional Resources

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Chance of Precipitation