Prolonged Extreme Cold; Eastern U.S. Winter Storm

A powerful Arctic blast will bring dangerously cold, record low temperatures to the Gulf Coast, upper Ohio Valley, Mid-Atlantic, and Southeast U.S. into this weekend. A rapidly deepening storm centered just off the North Carolina coast Friday night through Saturday night will produce widespread heavy snow and wind from the southern Appalachians across the Carolinas and southern Virginia. Read More >

Current conditions at

Custer, Custer County Airport (KCUT)

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

Overcast

24°F

-4°C

Humidity 81%
Wind Speed W 5 mph
Barometer 30.21 in (1027.0 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill18°F (-8°C)
Last update 30 Jan 6:53 am MST
Extended Forecast for

8 Miles W Hill City SD

Winter Weather Advisory January 30, 07:43am until January 30, 05:00pm
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory January 30, 07:43am until January 30, 05:00pm

    NOW until 5:00pm Fri

    Winter Weather Advisory

  • Today

    High: 29 °F

    Chance Snow

  • Tonight

    Tonight: A 30 percent chance of snow after 11pm.  Mostly cloudy, with a temperature falling to near 18 by 9pm, then rising to around 25 during the remainder of the night. Wind chill values as low as 9. West wind 6 to 9 mph, with gusts as high as 22 mph.

    Low: 18 °F

    Chance Snow

  • Saturday

    Saturday: A 40 percent chance of snow before 11am.  Cloudy, then gradually becoming mostly sunny, with a high near 36. Wind chill values as low as 17. Northwest wind 10 to 14 mph, with gusts as high as 38 mph.  Little or no snow accumulation expected.

    High: 36 °F

    Chance Snow
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 26. Wind chill values as low as 16. Northwest wind around 14 mph, with gusts as high as 36 mph.

    Low: 26 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 41. Northwest wind 6 to 11 mph becoming light west  in the afternoon. Winds could gust as high as 29 mph.

    High: 41 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a steady temperature around 31. West wind 5 to 9 mph, with gusts as high as 20 mph.

    Low: 31 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 40. Northwest wind around 11 mph, with gusts as high as 31 mph.

    High: 40 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 23. Northwest wind 11 to 14 mph, with gusts as high as 32 mph.

    Low: 23 °F

    Partly Cloudy

Detailed Forecast

Today
A 30 percent chance of snow, mainly after 8am. Cloudy, with a high near 29. Wind chill values as low as 14. Northwest wind around 6 mph, with gusts as high as 17 mph.
Tonight
A 30 percent chance of snow after 11pm. Mostly cloudy, with a temperature falling to near 18 by 9pm, then rising to around 25 during the remainder of the night. Wind chill values as low as 9. West wind 6 to 9 mph, with gusts as high as 22 mph.
Saturday
A 40 percent chance of snow before 11am. Cloudy, then gradually becoming mostly sunny, with a high near 36. Wind chill values as low as 17. Northwest wind 10 to 14 mph, with gusts as high as 38 mph. Little or no snow accumulation expected.
Saturday Night
Mostly clear, with a low around 26. Wind chill values as low as 16. Northwest wind around 14 mph, with gusts as high as 36 mph.
Sunday
Mostly sunny, with a high near 41. Northwest wind 6 to 11 mph becoming light west in the afternoon. Winds could gust as high as 29 mph.
Sunday Night
Mostly cloudy, with a steady temperature around 31. West wind 5 to 9 mph, with gusts as high as 20 mph.
Monday
Mostly sunny, with a high near 40. Northwest wind around 11 mph, with gusts as high as 31 mph.
Monday Night
Partly cloudy, with a low around 23. Northwest wind 11 to 14 mph, with gusts as high as 32 mph.
Tuesday
A slight chance of snow. Mostly sunny, with a high near 32.
Tuesday Night
A slight chance of snow. Partly cloudy, with a low around 19.
Wednesday
Sunny, with a high near 34.
Wednesday Night
Partly cloudy, with a low around 23.
Thursday
Sunny, with a high near 43.
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles W Hill City SD
 43.95°N 103.74°W (Elev. 6398 ft)
6:57 am MST Jan 30, 2026
7am MST Jan 30, 2026-6pm MST Feb 5, 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