Dangerous Cold Persists through Monday; Wintry Weather from the Northern Plains to the Great Lakes

Bitter cold temperatures and dangerous wind chills will persist from Florida to the Northeast through Monday. Daily record low temperatures are forecast across the Southeast and Florida, with some all-time February low temperature records possible across Florida. An Alberta clipper will spread wintry precipitation across the Northern Plains today and into the upper Great Lakes into tonight. Read More >

Current conditions at

Custer, Custer County Airport (KCUT)

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

Fair

36°F

2°C

Humidity 64%
Wind Speed SW 3 mph
Barometer 29.98 in (1016.3 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Last update 1 Feb 8:53 pm MST
Extended Forecast for

4 Miles SW Mount Rushmore SD

  • Tonight

    Tonight: Partly cloudy, with a low around 28. West wind 6 to 10 mph, with gusts as high as 25 mph.

    Low: 28 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 43. Northwest wind 13 to 15 mph, with gusts as high as 38 mph.

    High: 43 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 27. Wind chill values as low as 20. Northwest wind around 10 mph, with gusts as high as 29 mph.

    Low: 27 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 40 percent chance of snow, mainly after 11am.  Partly sunny, with a high near 39. Wind chill values as low as 20. Northwest wind around 10 mph, with gusts as high as 29 mph.  Little or no snow accumulation expected.

    High: 39 °F

    Chance Snow

  • Tuesday Night

    Tuesday Night: A 20 percent chance of snow before 11pm.  Partly cloudy, with a low around 23. Northwest wind around 10 mph, with gusts as high as 28 mph.

    Low: 23 °F

    Slight Chance
    Snow then
    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 43. West wind 6 to 8 mph, with gusts as high as 20 mph.

    High: 43 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 34. Northwest wind 9 to 13 mph, with gusts as high as 31 mph.

    Low: 34 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 54. Northwest wind 9 to 11 mph, with gusts as high as 29 mph.

    High: 54 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 30.

    Low: 30 °F

    Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 28. West wind 6 to 10 mph, with gusts as high as 25 mph.
Monday
Mostly sunny, with a high near 43. Northwest wind 13 to 15 mph, with gusts as high as 38 mph.
Monday Night
Partly cloudy, with a low around 27. Wind chill values as low as 20. Northwest wind around 10 mph, with gusts as high as 29 mph.
Tuesday
A 40 percent chance of snow, mainly after 11am. Partly sunny, with a high near 39. Wind chill values as low as 20. Northwest wind around 10 mph, with gusts as high as 29 mph. Little or no snow accumulation expected.
Tuesday Night
A 20 percent chance of snow before 11pm. Partly cloudy, with a low around 23. Northwest wind around 10 mph, with gusts as high as 28 mph.
Wednesday
Mostly sunny, with a high near 43. West wind 6 to 8 mph, with gusts as high as 20 mph.
Wednesday Night
Partly cloudy, with a low around 34. Northwest wind 9 to 13 mph, with gusts as high as 31 mph.
Thursday
Sunny, with a high near 54. Northwest wind 9 to 11 mph, with gusts as high as 29 mph.
Thursday Night
Clear, with a low around 30.
Friday
Sunny, with a high near 49.
Friday Night
Mostly clear, with a low around 31.
Saturday
Mostly sunny, with a high near 49.
Saturday Night
Partly cloudy, with a low around 29.
Sunday
Mostly sunny, with a high near 48.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW Mount Rushmore SD
 43.85°N 103.52°W (Elev. 6109 ft)
8:47 pm MST Feb 1, 2026
9pm MST Feb 1, 2026-6pm MST Feb 8, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database