Another Arctic Blast in the East; Eastern U.S. Winter Storm

A powerful Arctic blast will bring dangerously cold, record low temperatures to the upper Ohio Valley, Mid-Atlantic, Gulf Coast and Southeast U.S. this weekend. A rapidly deepening storm will produce widespread heavy snow and wind from the southern Appalachians across the Carolinas and southern Virginia into Sunday. Storm-force winds and coastal flooding will be possible along the East Coast. Read More >

Current conditions at

Custer, Custer County Airport (KCUT)

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

A Few Clouds

42°F

6°C

Humidity 53%
Wind Speed NW 17 G 35 mph
Barometer 30.04 in (1019.7 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill34°F (1°C)
Last update 31 Jan 12:53 pm MST
Extended Forecast for

2 Miles SW Custer State Park SD

  • This Afternoon

    This Afternoon: Sunny, with a high near 46. Northwest wind 11 to 14 mph, with gusts as high as 36 mph.

    High: 46 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 30. West wind 8 to 10 mph, with gusts as high as 23 mph.

    Low: 30 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 51. West wind around 6 mph becoming calm  in the afternoon. Winds could gust as high as 17 mph.

    High: 51 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 34. West wind 3 to 7 mph.

    Low: 34 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 50. Northwest wind 7 to 9 mph, with gusts as high as 24 mph.

    High: 50 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 30. Northwest wind 6 to 8 mph, with gusts as high as 17 mph.

    Low: 30 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 20 percent chance of snow after 11am.  Mostly sunny, with a high near 44. Northwest wind 7 to 10 mph, with gusts as high as 25 mph.

    High: 44 °F

    Slight Chance
    Snow

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 27. Northwest wind around 7 mph, with gusts as high as 17 mph.

    Low: 27 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 48.

    High: 48 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 46. Northwest wind 11 to 14 mph, with gusts as high as 36 mph.
Tonight
Partly cloudy, with a low around 30. West wind 8 to 10 mph, with gusts as high as 23 mph.
Sunday
Mostly sunny, with a high near 51. West wind around 6 mph becoming calm in the afternoon. Winds could gust as high as 17 mph.
Sunday Night
Mostly cloudy, with a low around 34. West wind 3 to 7 mph.
Monday
Mostly sunny, with a high near 50. Northwest wind 7 to 9 mph, with gusts as high as 24 mph.
Monday Night
Mostly clear, with a low around 30. Northwest wind 6 to 8 mph, with gusts as high as 17 mph.
Tuesday
A 20 percent chance of snow after 11am. Mostly sunny, with a high near 44. Northwest wind 7 to 10 mph, with gusts as high as 25 mph.
Tuesday Night
Partly cloudy, with a low around 27. Northwest wind around 7 mph, with gusts as high as 17 mph.
Wednesday
Mostly sunny, with a high near 48.
Wednesday Night
Partly cloudy, with a low around 35.
Thursday
Sunny, with a high near 58.
Thursday Night
Mostly clear, with a low around 33.
Friday
Sunny, with a high near 51.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SW Custer State Park SD
 43.7°N 103.45°W (Elev. 5056 ft)
11:32 am MST Jan 31, 2026
1pm MST Jan 31, 2026-6pm MST Feb 6, 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