Winter Storm in the Central Appalachians through the Northeast; Heavy Snow in the Great Basin and Rockies

A winter storm will impact the central Appalachians to the Northeast through the night. Accumulating snow is expected for interior New England and the northern Mid-Atlantic. Scattered showers and occasional thunderstorms will persist across Florida and the Southeast coast. Locally heavy mountain snow is expected in the Great Basin and Rockies over the next couple of days. Read More >

Current conditions at

Custer, Custer County Airport (KCUT)

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

Overcast

28°F

-2°C

Humidity 69%
Wind Speed W 3 mph
Barometer 29.88 in (1013.8 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Last update 2 Dec 11:53 pm MST
Extended Forecast for

4 Miles WSW Mount Rushmore SD

  • Overnight

    Overnight: A 30 percent chance of snow after 2am.  Cloudy, with a low around 12. Light northwest wind increasing to 5 to 9 mph. Winds could gust as high as 15 mph.

    Low: 12 °F

    Chance Snow

  • Wednesday

    Wednesday: A chance of snow before 8am, then a chance of snow after 11am.  Mostly cloudy, with a high near 20. Wind chill values as low as 2. North wind 5 to 8 mph becoming calm  in the afternoon. Winds could gust as high as 15 mph.  Chance of precipitation is 30%.

    High: 20 °F

    Chance Snow

  • Wednesday Night

    Wednesday Night: Mostly clear, with a temperature rising to around 21 by 5am. Wind chill values as low as -2. West wind 7 to 17 mph, with gusts as high as 28 mph.

    Low: 11 °F

    Mostly Clear

  • Thursday

    Thursday: Partly sunny, with a high near 31. Wind chill values as low as 8. West wind 10 to 15 mph, with gusts as high as 26 mph.

    High: 31 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A 30 percent chance of snow, mainly after 11pm.  Mostly cloudy, with a low around 21. West wind 13 to 17 mph, with gusts as high as 26 mph.

    Low: 21 °F

    Chance Snow

  • Friday

    Friday: A 20 percent chance of snow.  Mostly sunny, with a high near 29. Northwest wind 8 to 15 mph, with gusts as high as 26 mph.

    High: 29 °F

    Slight Chance
    Snow

  • Friday Night

    Friday Night: A 30 percent chance of snow after 11pm.  Mostly cloudy, with a low around 19. West wind 10 to 17 mph, with gusts as high as 25 mph.

    Low: 19 °F

    Chance Snow

  • Saturday

    Saturday: A chance of snow.  Partly sunny, with a high near 29. Northwest wind 9 to 15 mph, with gusts as high as 25 mph.

    High: 29 °F

    Chance Snow

  • Saturday Night

    Saturday Night: A slight chance of snow.  Mostly cloudy, with a low around 18.

    Low: 18 °F

    Slight Chance
    Snow

Detailed Forecast

Overnight
A 30 percent chance of snow after 2am. Cloudy, with a low around 12. Light northwest wind increasing to 5 to 9 mph. Winds could gust as high as 15 mph.
Wednesday
A chance of snow before 8am, then a chance of snow after 11am. Mostly cloudy, with a high near 20. Wind chill values as low as 2. North wind 5 to 8 mph becoming calm in the afternoon. Winds could gust as high as 15 mph. Chance of precipitation is 30%.
Wednesday Night
Mostly clear, with a temperature rising to around 21 by 5am. Wind chill values as low as -2. West wind 7 to 17 mph, with gusts as high as 28 mph.
Thursday
Partly sunny, with a high near 31. Wind chill values as low as 8. West wind 10 to 15 mph, with gusts as high as 26 mph.
Thursday Night
A 30 percent chance of snow, mainly after 11pm. Mostly cloudy, with a low around 21. West wind 13 to 17 mph, with gusts as high as 26 mph.
Friday
A 20 percent chance of snow. Mostly sunny, with a high near 29. Northwest wind 8 to 15 mph, with gusts as high as 26 mph.
Friday Night
A 30 percent chance of snow after 11pm. Mostly cloudy, with a low around 19. West wind 10 to 17 mph, with gusts as high as 25 mph.
Saturday
A chance of snow. Partly sunny, with a high near 29. Northwest wind 9 to 15 mph, with gusts as high as 25 mph.
Saturday Night
A slight chance of snow. Mostly cloudy, with a low around 18.
Sunday
Mostly sunny, with a high near 33.
Sunday Night
Mostly cloudy, with a low around 23.
Monday
Mostly sunny, with a high near 35.
Monday Night
Partly cloudy, with a low around 25.
Tuesday
A chance of snow. Partly sunny, with a high near 41.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Mount Rushmore SD
 43.87°N 103.52°W (Elev. 6148 ft)
12:32 am MST Dec 3, 2025
12am MST Dec 3, 2025-6pm MST Dec 9, 2025
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database