Snow Squalls in the Northeast U.S. on Thursday; Heavy Rain Along the Gulf Coast

An arctic cold front will move through the Great Lakes and Northeast on Thursday, bringing moderate to heavy snow, strong winds, and possible whiteout conditions through Thursday afternoon. A storm system interacting with Gulf moisture will bring moderate to heavy rainfall to the western and central Gulf Coast on Thursday. Isolated instances of flash flooding will be possible. Read More >

Hazardous Weather Conditions

Current conditions at

Custer, Custer County Airport (KCUT)

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

Fair

19°F

-7°C

Humidity 92%
Wind Speed W 9 mph
Barometer 30.00 in (1020.9 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Wind Chill8°F (-13°C)
Last update 3 Dec 11:53 pm MST
Extended Forecast for

5 Miles WSW Mount Rushmore SD

  • Overnight

    Overnight: Partly cloudy, with a steady temperature around 19. Wind chill values as low as 4. West wind around 14 mph, with gusts as high as 26 mph.

    Low: 19 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 34. Wind chill values as low as 7. Northwest wind 9 to 13 mph, with gusts as high as 25 mph.

    High: 34 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A slight chance of snow between 8pm and 11pm.  Mostly cloudy, with a steady temperature around 23. Wind chill values as low as 11. West wind 10 to 14 mph, with gusts as high as 24 mph.  Chance of precipitation is 20%.

    Low: 23 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 30. Wind chill values as low as 12. Northwest wind 7 to 13 mph, with gusts as high as 25 mph.

    High: 30 °F

    Partly Sunny

  • Friday Night

    Friday Night: A 30 percent chance of snow, mainly after 11pm.  Mostly cloudy, with a steady temperature around 20. West wind 8 to 10 mph, with gusts as high as 21 mph.

    Low: 20 °F

    Chance Snow

  • Saturday

    Saturday: A 40 percent chance of snow.  Mostly cloudy, with a temperature rising to near 24 by 11am, then falling to around 16 during the remainder of the day. Northwest wind 6 to 10 mph, with gusts as high as 21 mph.  Little or no snow accumulation expected.

    High: 24 °F

    Chance Snow

  • Saturday Night

    Saturday Night: A 20 percent chance of snow.  Mostly cloudy, with a low around 11. West wind 6 to 9 mph, with gusts as high as 18 mph.

    Low: 11 °F

    Slight Chance
    Snow

  • Sunday

    Sunday: Mostly sunny, with a high near 32. West wind 8 to 10 mph, with gusts as high as 23 mph.

    High: 32 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 21.

    Low: 21 °F

    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a steady temperature around 19. Wind chill values as low as 4. West wind around 14 mph, with gusts as high as 26 mph.
Thursday
Partly sunny, with a high near 34. Wind chill values as low as 7. Northwest wind 9 to 13 mph, with gusts as high as 25 mph.
Thursday Night
A slight chance of snow between 8pm and 11pm. Mostly cloudy, with a steady temperature around 23. Wind chill values as low as 11. West wind 10 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.
Friday
Partly sunny, with a high near 30. Wind chill values as low as 12. Northwest wind 7 to 13 mph, with gusts as high as 25 mph.
Friday Night
A 30 percent chance of snow, mainly after 11pm. Mostly cloudy, with a steady temperature around 20. West wind 8 to 10 mph, with gusts as high as 21 mph.
Saturday
A 40 percent chance of snow. Mostly cloudy, with a temperature rising to near 24 by 11am, then falling to around 16 during the remainder of the day. Northwest wind 6 to 10 mph, with gusts as high as 21 mph. Little or no snow accumulation expected.
Saturday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 11. West wind 6 to 9 mph, with gusts as high as 18 mph.
Sunday
Mostly sunny, with a high near 32. West wind 8 to 10 mph, with gusts as high as 23 mph.
Sunday Night
Partly cloudy, with a low around 21.
Monday
Mostly sunny, with a high near 38.
Monday Night
Partly cloudy, with a low around 25.
Tuesday
Partly sunny, with a high near 41.
Tuesday Night
A chance of snow. Mostly cloudy, with a low around 25. Breezy.
Wednesday
A chance of snow. Partly sunny, with a high near 35.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles WSW Mount Rushmore SD
 43.85°N 103.55°W (Elev. 6490 ft)
9:41 pm MST Dec 3, 2025
12am MST Dec 4, 2025-6pm MST Dec 10, 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