Significant Winter Storm to Bring Heavy Snow and Ice Impacts; Dangerously Cold Temperatures Expands Across the East; Severe Storm Threat in the Gulf States Sunday

A significant winter storm is underway, bringing widespread heavy snow, sleet, and freezing rain from the Southern Rockies to New England through Monday. Extremely cold air will follow, prolonging dangerous travel and infrastructure impacts into next week. Severe thunderstorms may produce damaging gusts and tornadoes across the eastern Gulf Coast states Sunday morning and afternoon. Read More >

Current conditions at

Custer, Custer County Airport (KCUT)

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

Mostly Cloudy

-2°F

-19°C

Humidity 91%
Wind Speed Calm
Barometer 29.90 in (1022.4 mb)
Dewpoint -4°F (-20°C)
Visibility 10.00 mi
Last update 25 Jan 4:53 am MST
Extended Forecast for

5 Miles N Custer SD

  • Overnight

    Overnight: A chance of flurries.  Mostly cloudy, with a low around -6. Calm wind.

    Low: -6 °F

    Chance
    Flurries

  • Sunday

    Sunday: A chance of flurries before 11am.  Partly sunny, with a high near 1. Wind chill values as low as -19. North wind around 6 mph, with gusts as high as 16 mph.

    High: 1 °F

    Chance
    Flurries

  • Sunday Night

    Sunday Night: Mostly clear, with a temperature falling to near -9 by 8pm, then rising to around 4 during the remainder of the night. Wind chill values as low as -25. West wind 6 to 15 mph, with gusts as high as 25 mph.

    Low: -9 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 30. Wind chill values as low as -8. West wind 14 to 16 mph, with gusts as high as 32 mph.

    High: 30 °F

    Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 15. West wind 8 to 14 mph, with gusts as high as 26 mph.

    Low: 15 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Partly sunny, with a high near 30. Northwest wind around 8 mph, with gusts as high as 21 mph.

    High: 30 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 18. West wind 9 to 14 mph, with gusts as high as 24 mph.

    Low: 18 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 35. Northwest wind 6 to 11 mph, with gusts as high as 21 mph.

    High: 35 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 19.

    Low: 19 °F

    Mostly Cloudy

Detailed Forecast

Overnight
A chance of flurries. Mostly cloudy, with a low around -6. Calm wind.
Sunday
A chance of flurries before 11am. Partly sunny, with a high near 1. Wind chill values as low as -19. North wind around 6 mph, with gusts as high as 16 mph.
Sunday Night
Mostly clear, with a temperature falling to near -9 by 8pm, then rising to around 4 during the remainder of the night. Wind chill values as low as -25. West wind 6 to 15 mph, with gusts as high as 25 mph.
Monday
Sunny, with a high near 30. Wind chill values as low as -8. West wind 14 to 16 mph, with gusts as high as 32 mph.
Monday Night
Increasing clouds, with a low around 15. West wind 8 to 14 mph, with gusts as high as 26 mph.
Tuesday
Partly sunny, with a high near 30. Northwest wind around 8 mph, with gusts as high as 21 mph.
Tuesday Night
Mostly clear, with a low around 18. West wind 9 to 14 mph, with gusts as high as 24 mph.
Wednesday
Mostly sunny, with a high near 35. Northwest wind 6 to 11 mph, with gusts as high as 21 mph.
Wednesday Night
Mostly cloudy, with a low around 19.
Thursday
Partly sunny, with a high near 33.
Thursday Night
A slight chance of snow. Mostly cloudy, with a low around 14.
Friday
A slight chance of snow. Partly sunny, with a high near 28.
Friday Night
Mostly cloudy, with a low around 14.
Saturday
A slight chance of snow. Partly sunny, with a high near 38.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles N Custer SD
 43.84°N 103.61°W (Elev. 6276 ft)
5:46 am MST Jan 25, 2026
5am MST Jan 25, 2026-6pm MST Jan 31, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database