Heavy Snow from the Midwest into the Great Lakes; Locally Heavy Rain in the Western Gulf Coast

A significant winter storm will produce a broad area of moderate to heavy snow from the Midwest through the western Great Lakes. Significant snow accumulations of 6-12 inches, and locally more than 1 foot, and gusty wind may cause hazardous travel conditions. Thunderstorms, some severe, and showers may produce locally heavy rain and isolated flash flooding along the western Gulf Coast. Read More >

Current conditions at

Custer, Custer County Airport (KCUT)

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

Fair

-6°F

-21°C

Humidity 75%
Wind Speed N 5 mph
Barometer 30.11 in (1031.1 mb)
Dewpoint -12°F (-24°C)
Visibility 10.00 mi
Wind Chill-18°F (-28°C)
Last update 30 Nov 7:53 am MST
Extended Forecast for

4 Miles ESE Custer County Airport SD

  • Today

    Today: Mostly cloudy, with a high near 21. Wind chill values as low as -11. South wind 3 to 7 mph. Winds could gust as high as 16 mph.

    High: 21 °F

    Mostly Cloudy

  • Tonight

    Tonight: A 20 percent chance of snow before 11pm.  Cloudy, then gradual clearing toward daybreak, with a steady temperature around 10. Wind chill values as low as -6. Southwest wind 5 to 10 mph becoming west after midnight. Winds could gust as high as 17 mph.

    Low: 10 °F

    Slight Chance
    Snow then
    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 31. Wind chill values as low as -3. Northwest wind around 10 mph, with gusts as high as 24 mph.

    High: 31 °F

    Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a temperature rising to around 25 by 4am. Wind chill values as low as 9. West wind around 10 mph, with gusts as high as 20 mph.

    Low: 21 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: A 20 percent chance of snow after 11am.  Mostly cloudy, with a high near 37. Northwest wind 6 to 9 mph, with gusts as high as 18 mph.

    High: 37 °F

    Slight Chance
    Snow

  • Tuesday Night

    Tuesday Night: Snow likely, mainly before 11pm.  Mostly cloudy, with a low around 17. Northwest wind around 7 mph, with gusts as high as 17 mph.  Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Low: 17 °F

    Snow Likely

  • Wednesday

    Wednesday: A 30 percent chance of snow, mainly before 11am.  Partly sunny, with a high near 24. North wind 5 to 7 mph becoming west in the afternoon. Winds could gust as high as 16 mph.

    High: 24 °F

    Chance Snow

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 9. West wind 5 to 10 mph, with gusts as high as 21 mph.

    Low: 9 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 34.

    High: 34 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly cloudy, with a high near 21. Wind chill values as low as -11. South wind 3 to 7 mph. Winds could gust as high as 16 mph.
Tonight
A 20 percent chance of snow before 11pm. Cloudy, then gradual clearing toward daybreak, with a steady temperature around 10. Wind chill values as low as -6. Southwest wind 5 to 10 mph becoming west after midnight. Winds could gust as high as 17 mph.
Monday
Sunny, with a high near 31. Wind chill values as low as -3. Northwest wind around 10 mph, with gusts as high as 24 mph.
Monday Night
Increasing clouds, with a temperature rising to around 25 by 4am. Wind chill values as low as 9. West wind around 10 mph, with gusts as high as 20 mph.
Tuesday
A 20 percent chance of snow after 11am. Mostly cloudy, with a high near 37. Northwest wind 6 to 9 mph, with gusts as high as 18 mph.
Tuesday Night
Snow likely, mainly before 11pm. Mostly cloudy, with a low around 17. Northwest wind around 7 mph, with gusts as high as 17 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Wednesday
A 30 percent chance of snow, mainly before 11am. Partly sunny, with a high near 24. North wind 5 to 7 mph becoming west in the afternoon. Winds could gust as high as 16 mph.
Wednesday Night
Mostly clear, with a low around 9. West wind 5 to 10 mph, with gusts as high as 21 mph.
Thursday
Mostly sunny, with a high near 34.
Thursday Night
A slight chance of snow before 11pm. Mostly cloudy, with a low around 22.
Friday
A slight chance of snow. Partly sunny, with a high near 36.
Friday Night
A chance of snow. Mostly cloudy, with a low around 24.
Saturday
A chance of snow. Partly sunny, with a high near 37.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ESE Custer County Airport SD
 43.72°N 103.54°W (Elev. 5351 ft)
6:21 am MST Nov 30, 2025
8am MST Nov 30, 2025-6pm MST Dec 6, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database