Major Winter Storm Ongoing in the Upper Midwest; Severe Weather Tonight from the Mid-South to the Ohio Valley

A major winter storm will continue to bring blizzard conditions, heavy snowfall, icing, and strong winds through Monday across the Upper Midwest and Upper Great Lakes. A line of storms will be capable of producing widespread damaging winds, tornadoes, and some large hail from the Mid-South to the Ohio Valley and the Southeast through tonight, moving into the Mid-Atlantic Monday. Read More >

Hazardous Weather Conditions

Current conditions at

Custer, Custer County Airport (KCUT)

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

Fair

4°F

-16°C

Humidity 54%
Wind Speed SW 5 mph
Barometer 30.11 in (1027.7 mb)
Dewpoint -9°F (-23°C)
Visibility 10.00 mi
Wind Chill-6°F (-21°C)
Last update 16 Mar 1:53 am MDT
Extended Forecast for

4 Miles SW Mount Rushmore SD

  • Overnight

    Overnight: Partly cloudy, with a low around 3. Wind chill values as low as -8. West wind around 7 mph, with gusts as high as 15 mph.

    Low: 3 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 28. Wind chill values as low as -6. West wind 3 to 7 mph. Winds could gust as high as 16 mph.

    High: 28 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A chance of snow before 1am, then a chance of freezing rain between 1am and 3am, then a chance of rain after 3am.  Mostly cloudy, with a temperature rising to around 37 by 5am. Wind chill values as low as 20. Light west wind increasing to 5 to 10 mph in the evening. Winds could gust as high as 26 mph.  Chance of precipitation is 40%. Little or no snow accumulation expected.

    Low: 27 °F

    Slight Chance
    Snow then
    Chance Wintry
    Mix

  • Tuesday

    Tuesday: Mostly sunny, with a high near 55. Northwest wind 11 to 15 mph, with gusts as high as 40 mph.

    High: 55 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 40. Northwest wind 9 to 14 mph, with gusts as high as 39 mph.

    Low: 40 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 64. West wind around 10 mph, with gusts as high as 30 mph.

    High: 64 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 42. Northwest wind around 9 mph, with gusts as high as 25 mph.

    Low: 42 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 67. West wind 7 to 10 mph, with gusts as high as 26 mph.

    High: 67 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 46.

    Low: 46 °F

    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 3. Wind chill values as low as -8. West wind around 7 mph, with gusts as high as 15 mph.
Monday
Mostly sunny, with a high near 28. Wind chill values as low as -6. West wind 3 to 7 mph. Winds could gust as high as 16 mph.
Monday Night
A chance of snow before 1am, then a chance of freezing rain between 1am and 3am, then a chance of rain after 3am. Mostly cloudy, with a temperature rising to around 37 by 5am. Wind chill values as low as 20. Light west wind increasing to 5 to 10 mph in the evening. Winds could gust as high as 26 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Tuesday
Mostly sunny, with a high near 55. Northwest wind 11 to 15 mph, with gusts as high as 40 mph.
Tuesday Night
Partly cloudy, with a low around 40. Northwest wind 9 to 14 mph, with gusts as high as 39 mph.
Wednesday
Mostly sunny, with a high near 64. West wind around 10 mph, with gusts as high as 30 mph.
Wednesday Night
Partly cloudy, with a low around 42. Northwest wind around 9 mph, with gusts as high as 25 mph.
Thursday
Sunny, with a high near 67. West wind 7 to 10 mph, with gusts as high as 26 mph.
Thursday Night
Partly cloudy, with a low around 46.
Friday
Sunny, with a high near 71.
Friday Night
Partly cloudy, with a low around 44.
Saturday
Mostly sunny, with a high near 67.
Saturday Night
Partly cloudy, with a low around 33.
Sunday
Partly sunny, with a high near 47.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW Mount Rushmore SD
 43.85°N 103.52°W (Elev. 6109 ft)
1:21 am MDT Mar 16, 2026
2am MDT Mar 16, 2026-6pm MDT Mar 22, 2026
 
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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