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

39°F

4°C

Humidity 36%
Wind Speed N 7 mph
Barometer 29.96 in (1014.1 mb)
Dewpoint 14°F (-10°C)
Visibility 10.00 mi
Wind Chill34°F (1°C)
Last update 2 Feb 4:53 am MST
Extended Forecast for

5 Miles WSW Mount Rushmore SD

  • Today

    Today: Sunny, with a temperature rising to near 39 by noon, then falling to around 32 during the remainder of the day. Northwest wind around 15 mph, with gusts as high as 38 mph.

    High: 39 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 24. Wind chill values as low as 17. Northwest wind 10 to 14 mph, with gusts as high as 28 mph.

    Low: 24 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 50 percent chance of snow, mainly after 11am.  Partly sunny, with a high near 36. Wind chill values as low as 19. Northwest wind 10 to 13 mph, with gusts as high as 30 mph.  New snow accumulation of less than a half inch possible.

    High: 36 °F

    Chance Snow

  • Tuesday Night

    Tuesday Night: A 30 percent chance of snow before 11pm.  Partly cloudy, with a low around 20. Wind chill values as low as 13. Northwest wind 11 to 14 mph, with gusts as high as 29 mph.

    Low: 20 °F

    Chance Snow
    then Mostly
    Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 41. West wind 6 to 9 mph, with gusts as high as 21 mph.

    High: 41 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a temperature rising to around 38 by 5am. Northwest wind 13 to 15 mph, with gusts as high as 31 mph.

    Low: 35 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 50. Northwest wind 10 to 14 mph, with gusts as high as 29 mph.

    High: 50 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 29. Northwest wind around 11 mph, with gusts as high as 22 mph.

    Low: 29 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 49.

    High: 49 °F

    Sunny

Detailed Forecast

Today
Sunny, with a temperature rising to near 39 by noon, then falling to around 32 during the remainder of the day. Northwest wind around 15 mph, with gusts as high as 38 mph.
Tonight
Partly cloudy, with a low around 24. Wind chill values as low as 17. Northwest wind 10 to 14 mph, with gusts as high as 28 mph.
Tuesday
A 50 percent chance of snow, mainly after 11am. Partly sunny, with a high near 36. Wind chill values as low as 19. Northwest wind 10 to 13 mph, with gusts as high as 30 mph. New snow accumulation of less than a half inch possible.
Tuesday Night
A 30 percent chance of snow before 11pm. Partly cloudy, with a low around 20. Wind chill values as low as 13. Northwest wind 11 to 14 mph, with gusts as high as 29 mph.
Wednesday
Mostly sunny, with a high near 41. West wind 6 to 9 mph, with gusts as high as 21 mph.
Wednesday Night
Partly cloudy, with a temperature rising to around 38 by 5am. Northwest wind 13 to 15 mph, with gusts as high as 31 mph.
Thursday
Sunny, with a high near 50. Northwest wind 10 to 14 mph, with gusts as high as 29 mph.
Thursday Night
Mostly clear, with a low around 29. Northwest wind around 11 mph, with gusts as high as 22 mph.
Friday
Sunny, with a high near 49.
Friday Night
Mostly clear, with a low around 31.
Saturday
Mostly sunny, with a high near 46.
Saturday Night
Partly cloudy, with a low around 27.
Sunday
Mostly sunny, with a high near 49.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles WSW Mount Rushmore SD
 43.85°N 103.55°W (Elev. 6490 ft)
3:22 am MST Feb 2, 2026
5am MST Feb 2, 2026-6pm MST Feb 8, 2026
 
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Additional Resources

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