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 >

Hazardous Weather Conditions

Current conditions at

Custer, Custer County Airport (KCUT)

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

Fair

-9°F

-23°C

Humidity 87%
Wind Speed NW 3 mph
Barometer 30.13 in (1030.7 mb)
Dewpoint -12°F (-24°C)
Visibility 10.00 mi
Last update 30 Nov 1:53 am MST
Extended Forecast for

Custer County Airport SD

  • Overnight

    Overnight: Mostly clear, with a low around -8. Calm wind.

    Low: -8 °F

    Mostly Clear

  • Sunday

    Sunday: Increasing clouds, with a high near 23. Wind chill values as low as -6. Calm wind becoming south 5 to 7 mph in the morning. Winds could gust as high as 15 mph.

    High: 23 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: A 20 percent chance of snow before 11pm.  Cloudy, then gradual clearing toward daybreak, with a low around 5. Wind chill values as low as -6. Southwest wind 5 to 7 mph becoming west after midnight.

    Low: 5 °F

    Slight Chance
    Snow then
    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 30. Wind chill values as low as -1. Northwest wind 8 to 11 mph, with gusts as high as 24 mph.

    High: 30 °F

    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a temperature falling to near 18 by 8pm, then rising to around 24 during the remainder of the night. West wind around 7 mph, with gusts as high as 16 mph.

    Low: 18 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of snow after 11am.  Mostly cloudy, with a high near 37. West wind 7 to 9 mph, with gusts as high as 18 mph.

    High: 37 °F

    Chance Snow

  • Tuesday Night

    Tuesday Night: Snow likely, mainly before 11pm.  Mostly cloudy, with a low around 15. Northwest wind around 6 mph, with gusts as high as 16 mph.  Chance of precipitation is 60%.

    Low: 15 °F

    Snow Likely

  • Wednesday

    Wednesday: A chance of snow, mainly before 11am.  Partly sunny, with a high near 25. North wind 6 to 8 mph becoming west in the afternoon. Winds could gust as high as 17 mph.

    High: 25 °F

    Chance Snow

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 8.

    Low: 8 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around -8. Calm wind.
Sunday
Increasing clouds, with a high near 23. Wind chill values as low as -6. Calm wind becoming south 5 to 7 mph in the morning. Winds could gust as high as 15 mph.
Sunday Night
A 20 percent chance of snow before 11pm. Cloudy, then gradual clearing toward daybreak, with a low around 5. Wind chill values as low as -6. Southwest wind 5 to 7 mph becoming west after midnight.
Monday
Sunny, with a high near 30. Wind chill values as low as -1. Northwest wind 8 to 11 mph, with gusts as high as 24 mph.
Monday Night
Mostly cloudy, with a temperature falling to near 18 by 8pm, then rising to around 24 during the remainder of the night. West wind around 7 mph, with gusts as high as 16 mph.
Tuesday
A 30 percent chance of snow after 11am. Mostly cloudy, with a high near 37. West wind 7 to 9 mph, with gusts as high as 18 mph.
Tuesday Night
Snow likely, mainly before 11pm. Mostly cloudy, with a low around 15. Northwest wind around 6 mph, with gusts as high as 16 mph. Chance of precipitation is 60%.
Wednesday
A chance of snow, mainly before 11am. Partly sunny, with a high near 25. North wind 6 to 8 mph becoming west in the afternoon. Winds could gust as high as 17 mph.
Wednesday Night
Mostly clear, with a low around 8.
Thursday
Mostly sunny, with a high near 34.
Thursday Night
A slight chance of snow. Mostly cloudy, with a low around 19.
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 21.
Saturday
A chance of snow. Partly sunny, with a high near 37.
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ABOUT THIS FORECAST

 
Point Forecast:
Custer County Airport SD
 43.73°N 103.63°W (Elev. 5531 ft)
1:32 am MST Nov 30, 2025
2am 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

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