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

43°F

6°C

Humidity 28%
Wind Speed Calm
Barometer 29.95 in (1012.5 mb)
Dewpoint 12°F (-11°C)
Visibility 10.00 mi
Last update 2 Feb 3:53 am MST
Extended Forecast for

4 Miles WSW Mount Rushmore SD

  • Today

    Today: Sunny, with a high near 39. Northwest wind around 18 mph, with gusts as high as 37 mph.

    High: 39 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 26. Wind chill values as low as 17. Northwest wind 13 to 16 mph, with gusts as high as 28 mph.

    Low: 26 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 40 percent chance of snow, mainly after 11am.  Partly sunny, with a high near 36. Wind chill values as low as 17. Northwest wind 11 to 16 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 23. Wind chill values as low as 13. Northwest wind 14 to 17 mph, with gusts as high as 29 mph.

    Low: 23 °F

    Chance Snow
    then Mostly
    Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 41. West wind 6 to 10 mph, with gusts as high as 21 mph.

    High: 41 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a steady temperature around 37. Breezy, with a northwest wind 16 to 20 mph, with gusts as high as 30 mph.

    Low: 37 °F

    Partly Cloudy
    and Breezy

  • Thursday

    Thursday: Sunny, with a high near 50. Northwest wind 11 to 16 mph, with gusts as high as 28 mph.

    High: 50 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 30. Northwest wind 11 to 14 mph, with gusts as high as 22 mph.

    Low: 30 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 49.

    High: 49 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 39. Northwest wind around 18 mph, with gusts as high as 37 mph.
Tonight
Partly cloudy, with a low around 26. Wind chill values as low as 17. Northwest wind 13 to 16 mph, with gusts as high as 28 mph.
Tuesday
A 40 percent chance of snow, mainly after 11am. Partly sunny, with a high near 36. Wind chill values as low as 17. Northwest wind 11 to 16 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 23. Wind chill values as low as 13. Northwest wind 14 to 17 mph, with gusts as high as 29 mph.
Wednesday
Mostly sunny, with a high near 41. West wind 6 to 10 mph, with gusts as high as 21 mph.
Wednesday Night
Partly cloudy, with a steady temperature around 37. Breezy, with a northwest wind 16 to 20 mph, with gusts as high as 30 mph.
Thursday
Sunny, with a high near 50. Northwest wind 11 to 16 mph, with gusts as high as 28 mph.
Thursday Night
Mostly clear, with a low around 30. Northwest wind 11 to 14 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 29.
Sunday
Mostly sunny, with a high near 49.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Mount Rushmore SD
 43.87°N 103.52°W (Elev. 6148 ft)
3:22 am MST Feb 2, 2026
4am MST Feb 2, 2026-6pm MST Feb 8, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database