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

Dangerous Cold and Gusty Winds Anticipated This Weekend

A significant arctic outbreak will bring frigid temperatures and dangerously cold wind chills to the Northeast and Mid-Atlantic this weekend. Strong winds which could produce tree damage and power outages, and periods of snow squalls are also possible. Relief from this cold and a warming trend is forecast to commence by the beginning to middle of next week. Read More >

Current conditions at

Custer, Custer County Airport (KCUT)

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

Fair

48°F

9°C

Humidity 36%
Wind Speed W 8 mph
Barometer 30.17 in (1019.2 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 5 Feb 7:53 pm MST
Extended Forecast for

4 Miles ESE Custer County Airport SD

  • Tonight

    Tonight: Mostly clear, with a low around 37. Northwest wind 6 to 11 mph, with gusts as high as 28 mph.

    Low: 37 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 53. Light and variable wind becoming south around 6 mph in the afternoon. Winds could gust as high as 15 mph.

    High: 53 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 38. South wind 6 to 10 mph becoming west after midnight. Winds could gust as high as 21 mph.

    Low: 38 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 58. Northwest wind around 11 mph, with gusts as high as 28 mph.

    High: 58 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, then gradually becoming clear, with a low around 39. Northwest wind around 9 mph, with gusts as high as 21 mph.

    Low: 39 °F

    Decreasing
    Clouds

  • Sunday

    Sunday: Mostly sunny, with a high near 61. West wind 6 to 8 mph, with gusts as high as 20 mph.

    High: 61 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 38. West wind 7 to 9 mph, with gusts as high as 20 mph.

    Low: 38 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 56. West wind 7 to 10 mph, with gusts as high as 24 mph.

    High: 56 °F

    Partly Sunny

  • Monday Night

    Monday Night: A slight chance of rain and snow before 11pm, then a slight chance of snow. Mostly cloudy, with a low around 30.

    Low: 30 °F

    Slight Chance
    Rain/Snow
    then Slight
    Chance Snow

Detailed Forecast

Tonight
Mostly clear, with a low around 37. Northwest wind 6 to 11 mph, with gusts as high as 28 mph.
Friday
Sunny, with a high near 53. Light and variable wind becoming south around 6 mph in the afternoon. Winds could gust as high as 15 mph.
Friday Night
Partly cloudy, with a low around 38. South wind 6 to 10 mph becoming west after midnight. Winds could gust as high as 21 mph.
Saturday
Partly sunny, with a high near 58. Northwest wind around 11 mph, with gusts as high as 28 mph.
Saturday Night
Mostly cloudy, then gradually becoming clear, with a low around 39. Northwest wind around 9 mph, with gusts as high as 21 mph.
Sunday
Mostly sunny, with a high near 61. West wind 6 to 8 mph, with gusts as high as 20 mph.
Sunday Night
Mostly cloudy, with a low around 38. West wind 7 to 9 mph, with gusts as high as 20 mph.
Monday
Partly sunny, with a high near 56. West wind 7 to 10 mph, with gusts as high as 24 mph.
Monday Night
A slight chance of rain and snow before 11pm, then a slight chance of snow. Mostly cloudy, with a low around 30.
Tuesday
A chance of snow, mainly after 11am. Mostly cloudy, with a high near 39.
Tuesday Night
A chance of snow. Mostly cloudy, with a low around 23.
Wednesday
A chance of snow. Mostly cloudy, with a high near 37.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 22.
Thursday
A slight chance of snow. Partly sunny, with a high near 39.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ESE Custer County Airport SD
 43.72°N 103.54°W (Elev. 5351 ft)
Last Update:
7:17 pm MST Feb 5, 2026
Forecast Valid:
8pm MST Feb 5, 2026-6pm MST Feb 12, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation