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

13°F

-11°C

Humidity 19%
Wind Speed W 16 G 26 mph
Barometer 29.90 in (1021.9 mb)
Dewpoint -22°F (-30°C)
Visibility 10.00 mi
Wind Chill-3°F (-19°C)
Last update 26 Jan 3:53 am MST
Extended Forecast for

3 Miles SSE Custer County Airport SD

  • Today

    Today: Sunny, with a high near 33. Wind chill values as low as 7. West wind 9 to 14 mph, with gusts as high as 34 mph.

    High: 33 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 15. West wind 5 to 8 mph becoming calm  after midnight. Winds could gust as high as 23 mph.

    Low: 15 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, then gradually becoming sunny, with a high near 35. Wind chill values as low as 16. Calm wind becoming west 5 to 7 mph in the morning. Winds could gust as high as 20 mph.

    High: 35 °F

    Decreasing
    Clouds

  • Tuesday Night

    Tuesday Night: Mostly clear, with a steady temperature around 26. Wind chill values as low as 18. West wind around 6 mph, with gusts as high as 18 mph.

    Low: 26 °F

    Mostly Clear

  • Wednesday

    Wednesday: Partly sunny, with a high near 43. West wind 3 to 6 mph. Winds could gust as high as 16 mph.

    High: 43 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 23. Light northwest wind.

    Low: 23 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 20 percent chance of snow.  Partly sunny, with a high near 38. Northwest wind 3 to 8 mph. Winds could gust as high as 21 mph.

    High: 38 °F

    Slight Chance
    Snow

  • Thursday Night

    Thursday Night: A chance of snow, mainly after 11pm.  Mostly cloudy, with a low around 18. Calm wind.

    Low: 18 °F

    Chance Snow

  • Friday

    Friday: A chance of snow.  Partly sunny, with a high near 34.

    High: 34 °F

    Chance Snow

Detailed Forecast

Today
Sunny, with a high near 33. Wind chill values as low as 7. West wind 9 to 14 mph, with gusts as high as 34 mph.
Tonight
Partly cloudy, with a low around 15. West wind 5 to 8 mph becoming calm after midnight. Winds could gust as high as 23 mph.
Tuesday
Mostly cloudy, then gradually becoming sunny, with a high near 35. Wind chill values as low as 16. Calm wind becoming west 5 to 7 mph in the morning. Winds could gust as high as 20 mph.
Tuesday Night
Mostly clear, with a steady temperature around 26. Wind chill values as low as 18. West wind around 6 mph, with gusts as high as 18 mph.
Wednesday
Partly sunny, with a high near 43. West wind 3 to 6 mph. Winds could gust as high as 16 mph.
Wednesday Night
Mostly cloudy, with a low around 23. Light northwest wind.
Thursday
A 20 percent chance of snow. Partly sunny, with a high near 38. Northwest wind 3 to 8 mph. Winds could gust as high as 21 mph.
Thursday Night
A chance of snow, mainly after 11pm. Mostly cloudy, with a low around 18. Calm wind.
Friday
A chance of snow. Partly sunny, with a high near 34.
Friday Night
A slight chance of snow. Mostly cloudy, with a low around 22.
Saturday
Partly sunny, with a high near 45.
Saturday Night
Partly cloudy, with a low around 27.
Sunday
Mostly sunny, with a high near 46.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSE Custer County Airport SD
 43.69°N 103.6°W (Elev. 5400 ft)
4:21 am MST Jan 26, 2026
4am MST Jan 26, 2026-6pm MST Feb 1, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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