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

46°F

8°C

Humidity 17%
Wind Speed Vrbl 7 mph
Barometer 30.31 in (1025.9 mb)
Dewpoint 3°F (-16°C)
Visibility 10.00 mi
Wind Chill42°F (6°C)
Last update 11 Jan 10:53 am MST
Extended Forecast for

5 Miles NNW Custer SD

  • Today

    Today: Mostly sunny, with a temperature falling to around 38 by 5pm. West wind 5 to 8 mph, with gusts as high as 23 mph.

    High: 50 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 29. West wind around 6 mph, with gusts as high as 21 mph.

    Low: 29 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 49. West wind 6 to 10 mph, with gusts as high as 26 mph.

    High: 49 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 36. West wind 9 to 13 mph, with gusts as high as 37 mph.

    Low: 36 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of rain after 11am.  Partly sunny, with a high near 46. Northwest wind around 14 mph, with gusts as high as 37 mph.

    High: 46 °F

    Slight Chance
    Rain

  • Tuesday Night

    Tuesday Night: A slight chance of rain and snow before 9pm, then a slight chance of snow between 9pm and 11pm.  Partly cloudy, with a low around 30. Northwest wind 9 to 11 mph, with gusts as high as 36 mph.  Chance of precipitation is 20%.

    Low: 30 °F

    Slight Chance
    Rain/Snow
    then Partly
    Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 46. Northwest wind 5 to 8 mph, with gusts as high as 26 mph.

    High: 46 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 32. West wind 5 to 14 mph, with gusts as high as 39 mph.

    Low: 32 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 42.

    High: 42 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a temperature falling to around 38 by 5pm. West wind 5 to 8 mph, with gusts as high as 23 mph.
Tonight
Partly cloudy, with a low around 29. West wind around 6 mph, with gusts as high as 21 mph.
Monday
Mostly sunny, with a high near 49. West wind 6 to 10 mph, with gusts as high as 26 mph.
Monday Night
Partly cloudy, with a low around 36. West wind 9 to 13 mph, with gusts as high as 37 mph.
Tuesday
A 20 percent chance of rain after 11am. Partly sunny, with a high near 46. Northwest wind around 14 mph, with gusts as high as 37 mph.
Tuesday Night
A slight chance of rain and snow before 9pm, then a slight chance of snow between 9pm and 11pm. Partly cloudy, with a low around 30. Northwest wind 9 to 11 mph, with gusts as high as 36 mph. Chance of precipitation is 20%.
Wednesday
Mostly sunny, with a high near 46. Northwest wind 5 to 8 mph, with gusts as high as 26 mph.
Wednesday Night
Mostly clear, with a low around 32. West wind 5 to 14 mph, with gusts as high as 39 mph.
Thursday
Mostly sunny, with a high near 42.
Thursday Night
A slight chance of snow after 11pm. Partly cloudy, with a low around 16. Blustery.
Friday
A slight chance of snow. Mostly sunny, with a high near 23. Blustery.
Friday Night
Partly cloudy, with a low around 10.
Saturday
Mostly sunny, with a high near 34.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNW Custer SD
 43.84°N 103.64°W (Elev. 5600 ft)
10:26 am MST Jan 11, 2026
11am MST Jan 11, 2026-6pm MST Jan 17, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database