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

Frigid Airmass to Bring Significantly Colder Temperatures; Snow Continues Downwind of the Great Lakes

A frigid cold airmass will bring significantly colder weather across the eastern two thirds of the country early this week. Record low temperatures are expected in the Southeast by Tuesday morning. Moderate to heavy lake effect snow will continue downwind of the Great Lakes through Monday. Several inches of snow accumulation is expected, including in portions of the Chicago Metro Read More >

Current conditions at

Custer, Custer County Airport (KCUT)

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

Fair

23°F

-5°C

Humidity 92%
Wind Speed S 3 mph
Barometer 30.40 in (1033.4 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Last update 9 Nov 8:53 pm MST
Extended Forecast for

Custer County Airport SD

  • Tonight

    Tonight: Mostly clear, with a temperature rising to around 26 by 5am. Calm wind becoming west around 5 mph after midnight.

    Low: 23 °F⇑

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 61. West wind 6 to 10 mph, with gusts as high as 22 mph.

    High: 61 °F

    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 39. Northwest wind 7 to 9 mph, with gusts as high as 20 mph.

    Low: 39 °F

    Mostly Cloudy

  • Veterans Day

    Veterans Day: Sunny, with a high near 54. Northwest wind 8 to 13 mph, with gusts as high as 28 mph.

    High: 54 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 30. Northwest wind 3 to 6 mph. Winds could gust as high as 15 mph.

    Low: 30 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 54. Light and variable wind becoming south around 6 mph.

    High: 54 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 35. Calm wind becoming west around 5 mph after midnight.

    Low: 35 °F

    Mostly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 60. West wind 6 to 9 mph, with gusts as high as 18 mph.

    High: 60 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 40.

    Low: 40 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a temperature rising to around 26 by 5am. Calm wind becoming west around 5 mph after midnight.
Monday
Sunny, with a high near 61. West wind 6 to 10 mph, with gusts as high as 22 mph.
Monday Night
Mostly cloudy, with a low around 39. Northwest wind 7 to 9 mph, with gusts as high as 20 mph.
Veterans Day
Sunny, with a high near 54. Northwest wind 8 to 13 mph, with gusts as high as 28 mph.
Tuesday Night
Mostly clear, with a low around 30. Northwest wind 3 to 6 mph. Winds could gust as high as 15 mph.
Wednesday
Sunny, with a high near 54. Light and variable wind becoming south around 6 mph.
Wednesday Night
Mostly cloudy, with a low around 35. Calm wind becoming west around 5 mph after midnight.
Thursday
Sunny, with a high near 60. West wind 6 to 9 mph, with gusts as high as 18 mph.
Thursday Night
Mostly clear, with a low around 40.
Friday
Partly sunny, with a high near 58.
Friday Night
A chance of rain and snow. Mostly cloudy, with a low around 30.
Saturday
A slight chance of snow. Partly sunny, with a high near 45.
Saturday Night
Partly cloudy, with a low around 25.
Sunday
A slight chance of rain and snow. Mostly sunny, with a high near 45.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Custer County Airport SD
 43.73°N 103.63°W (Elev. 5531 ft)
Last Update:
7:57 pm MST Nov 9, 2025
Forecast Valid:
9pm MST Nov 9, 2025-6pm MST Nov 16, 2025
 
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