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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.

Overcast

27°F

-3°C

Humidity 96%
Wind Speed W 7 mph
Barometer 30.01 in (1021.4 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill19°F (-7°C)
Last update 31 Jan 5:53 am MST
Extended Forecast for

Hill City SD

  • Today

    Today: A chance of snow before 8am, then a slight chance of rain between 8am and 11am. Mostly cloudy, then gradually becoming sunny, with a high near 42. Light west wind becoming northwest 8 to 13 mph in the morning. Winds could gust as high as 39 mph. Chance of precipitation is 30%.

    High: 42 °F

    Chance
    Rain/Snow
    then Mostly
    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 29. Northwest wind 3 to 7 mph. Winds could gust as high as 29 mph.

    Low: 29 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 49. Northwest wind around 5 mph becoming calm in the afternoon. Winds could gust as high as 18 mph.

    High: 49 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 33. Calm wind.

    Low: 33 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 47. Northwest wind 5 to 8 mph, with gusts as high as 30 mph.

    High: 47 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 27. Light northwest wind. Winds could gust as high as 20 mph.

    Low: 27 °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 28 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 20 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 chance of snow before 8am, then a slight chance of rain between 8am and 11am. Mostly cloudy, then gradually becoming sunny, with a high near 42. Light west wind becoming northwest 8 to 13 mph in the morning. Winds could gust as high as 39 mph. Chance of precipitation is 30%.
Tonight
Partly cloudy, with a low around 29. Northwest wind 3 to 7 mph. Winds could gust as high as 29 mph.
Sunday
Mostly sunny, with a high near 49. Northwest wind around 5 mph becoming calm in the afternoon. Winds could gust as high as 18 mph.
Sunday Night
Mostly cloudy, with a low around 33. Calm wind.
Monday
Mostly sunny, with a high near 47. Northwest wind 5 to 8 mph, with gusts as high as 30 mph.
Monday Night
Mostly clear, with a low around 27. Light northwest wind. Winds could gust as high as 20 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 28 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 20 mph.
Wednesday
Mostly sunny, with a high near 46.
Wednesday Night
Partly cloudy, with a low around 32.
Thursday
Sunny, with a high near 53.
Thursday Night
Mostly clear, with a low around 30.
Friday
Sunny, with a high near 48.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Hill City SD
 43.93°N 103.59°W (Elev. 5200 ft)
Last Update:
4:47 am MST Jan 31, 2026
Forecast Valid:
6am MST Jan 31, 2026-6pm MST Feb 6, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation