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.

Mostly Cloudy and Breezy

40°F

4°C

Humidity 55%
Wind Speed NW 21 G 36 mph
Barometer 30.04 in (1020.1 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill30°F (-1°C)
Last update 31 Jan 9:53 am MST
Extended Forecast for

Hill City SD

  • Today

    Today: A 20 percent chance of rain before 11am.  Mostly sunny, with a high near 42. Northwest wind 7 to 13 mph, with gusts as high as 39 mph.

    High: 42 °F

    Slight Chance
    Rain then
    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 29. West wind 3 to 6 mph. Winds could gust as high as 28 mph.

    Low: 29 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 49. Calm wind becoming northwest around 5 mph. Winds could gust as high as 18 mph.

    High: 49 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 32. Calm wind.

    Low: 32 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 47. Northwest wind 3 to 8 mph. Winds could gust as high as 29 mph.

    High: 47 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 28. Light northwest wind. Winds could gust as high as 18 mph.

    Low: 28 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 20 percent chance of snow after 11am.  Mostly sunny, with a high near 41. Northwest wind 3 to 8 mph. Winds could gust as high as 29 mph.

    High: 41 °F

    Slight Chance
    Snow

  • Tuesday Night

    Tuesday Night: A slight chance of snow before 11pm.  Partly cloudy, with a low around 25. Light northwest wind. Winds could gust as high as 18 mph.

    Low: 25 °F

    Slight Chance
    Snow then
    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 46.

    High: 46 °F

    Mostly Sunny

Detailed Forecast

Today
A 20 percent chance of rain before 11am. Mostly sunny, with a high near 42. Northwest wind 7 to 13 mph, with gusts as high as 39 mph.
Tonight
Partly cloudy, with a low around 29. West wind 3 to 6 mph. Winds could gust as high as 28 mph.
Sunday
Mostly sunny, with a high near 49. Calm wind becoming northwest around 5 mph. Winds could gust as high as 18 mph.
Sunday Night
Mostly cloudy, with a low around 32. Calm wind.
Monday
Mostly sunny, with a high near 47. Northwest wind 3 to 8 mph. Winds could gust as high as 29 mph.
Monday Night
Mostly clear, with a low around 28. Light northwest wind. Winds could gust as high as 18 mph.
Tuesday
A 20 percent chance of snow after 11am. Mostly sunny, with a high near 41. Northwest wind 3 to 8 mph. Winds could gust as high as 29 mph.
Tuesday Night
A slight chance of snow before 11pm. Partly cloudy, with a low around 25. Light northwest wind. Winds could gust as high as 18 mph.
Wednesday
Mostly sunny, with a high near 46.
Wednesday Night
Partly cloudy, with a low around 32.
Thursday
Sunny, with a high near 54.
Thursday Night
Mostly clear, with a low around 30.
Friday
Sunny, with a high near 48.
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ABOUT THIS FORECAST

 
Point Forecast:
Hill City SD
 43.93°N 103.56°W (Elev. 5161 ft)
7:47 am MST Jan 31, 2026
10am 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