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

High-Impact and Far-Reaching Winter Storm Continues; Cold Expands and Persists

A major winter storm will shift its impacts into the Northeast U.S. with heavy snow through tonight while over the Mid-Atlantic, sleet and freezing rain will diminish. Extremely cold air behind the storm will prolong dangerous travel and infrastructure impacts. Sub-zero low temperatures are expected nearly every morning from the Northern Plains through the Ohio Valley and into the Northeast. Read More >

Current conditions at

Custer, Custer County Airport (KCUT)

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

Fair

-1°F

-18°C

Humidity 72%
Wind Speed Vrbl 5 mph
Barometer 30.02 in (1027.9 mb)
Dewpoint -8°F (-22°C)
Visibility 10.00 mi
Wind Chill-12°F (-24°C)
Last update 25 Jan 3:53 pm MST
Extended Forecast for

5 Miles E Custer County Airport SD

  • This Afternoon

    This Afternoon: Scattered flurries. Mostly sunny, with a high near 4. Wind chill values as low as -11. South wind 3 to 6 mph.

    High: 4 °F

    Scattered
    Flurries

  • Tonight

    Tonight: Mostly clear, with a temperature rising to around 8 by 5am. Wind chill values as low as -20. West wind 5 to 14 mph, with gusts as high as 25 mph.

    Low: -5 °F⇑

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 36. Wind chill values as low as -5. West wind 13 to 16 mph, with gusts as high as 36 mph.

    High: 36 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 15. Northwest wind 5 to 10 mph, with gusts as high as 24 mph.

    Low: 15 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 34. Northwest wind around 6 mph, with gusts as high as 20 mph.

    High: 34 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a steady temperature around 25. West wind 7 to 10 mph, with gusts as high as 22 mph.

    Low: 25 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 39. Northwest wind 5 to 9 mph becoming southwest in the afternoon. Winds could gust as high as 20 mph.

    High: 39 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 21. West wind 3 to 6 mph.

    Low: 21 °F

    Mostly Cloudy

  • Thursday

    Thursday: A slight chance of snow after 11am. Partly sunny, with a high near 35.

    High: 35 °F

    Slight Chance
    Snow

Detailed Forecast

This Afternoon
Scattered flurries. Mostly sunny, with a high near 4. Wind chill values as low as -11. South wind 3 to 6 mph.
Tonight
Mostly clear, with a temperature rising to around 8 by 5am. Wind chill values as low as -20. West wind 5 to 14 mph, with gusts as high as 25 mph.
Monday
Sunny, with a high near 36. Wind chill values as low as -5. West wind 13 to 16 mph, with gusts as high as 36 mph.
Monday Night
Partly cloudy, with a low around 15. Northwest wind 5 to 10 mph, with gusts as high as 24 mph.
Tuesday
Partly sunny, with a high near 34. Northwest wind around 6 mph, with gusts as high as 20 mph.
Tuesday Night
Mostly clear, with a steady temperature around 25. West wind 7 to 10 mph, with gusts as high as 22 mph.
Wednesday
Mostly sunny, with a high near 39. Northwest wind 5 to 9 mph becoming southwest in the afternoon. Winds could gust as high as 20 mph.
Wednesday Night
Mostly cloudy, with a low around 21. West wind 3 to 6 mph.
Thursday
A slight chance of snow after 11am. Partly sunny, with a high near 35.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 15.
Friday
A slight chance of snow. Partly sunny, with a high near 33.
Friday Night
Mostly cloudy, with a low around 21.
Saturday
Partly sunny, with a high near 45.
Saturday Night
Partly cloudy, with a low around 26.
Sunday
Mostly sunny, with a high near 46.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles E Custer County Airport SD
 43.72°N 103.54°W (Elev. 5351 ft)
Last Update:
2:21 pm MST Jan 25, 2026
Forecast Valid:
3pm MST Jan 25, 2026-6pm MST Feb 1, 2026
 
Forecast Discussion
 
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Additional Resources

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