Prolonged Extreme Cold; Eastern U.S. Winter Storm

Another Arctic blast will surge south across the northern Plains tonight, crossing the Midwest and reaching the Gulf Coast Friday night. Dangerously cold temperatures will persist across the eastern U.S. into early February. There is increasing confidence for significant heavy snow across much of the Southern Appalachians, Carolinas, and southern Mid-Atlantic Friday into Sunday. Read More >

Current conditions at

Custer, Custer County Airport (KCUT)

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

Overcast

32°F

0°C

Humidity 64%
Wind Speed W 6 mph
Barometer 30.09 in (1021.5 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill26°F (-3°C)
Last update 29 Jan 9:53 am MST
Extended Forecast for

4 Miles SSW Hill City SD

  • Today

    Today: A 50 percent chance of snow.  Mostly cloudy, with a high near 33. Northwest wind 6 to 9 mph, with gusts as high as 26 mph.  Total daytime snow accumulation of less than a half inch possible.

    High: 33 °F

    Chance Snow

  • Tonight

    Tonight: A slight chance of snow before 10pm, then a chance of snow after 11pm.  Mostly cloudy, with a low around 17. Northwest wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.

    Low: 17 °F

    Chance Snow

  • Friday

    Friday: Snow likely, mainly before 11am.  Mostly cloudy, with a high near 29. Wind chill values as low as 20. Calm wind becoming east around 5 mph.  Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 29 °F

    Snow Likely

  • Friday Night

    Friday Night: Mostly cloudy, with a temperature falling to near 15 by 9pm, then rising to around 26 during the remainder of the night. Calm wind becoming southwest around 5 mph after midnight. Winds could gust as high as 17 mph.

    Low: 15 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 40 percent chance of snow.  Partly sunny, with a high near 41. Northwest wind 5 to 10 mph, with gusts as high as 32 mph.  Little or no snow accumulation expected.

    High: 41 °F

    Chance Snow

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 25. Northwest wind 8 to 10 mph, with gusts as high as 30 mph.

    Low: 25 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 44. Northwest wind 3 to 7 mph. Winds could gust as high as 23 mph.

    High: 44 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 24. Calm wind.

    Low: 24 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 44.

    High: 44 °F

    Partly Sunny

Detailed Forecast

Today
A 50 percent chance of snow. Mostly cloudy, with a high near 33. Northwest wind 6 to 9 mph, with gusts as high as 26 mph. Total daytime snow accumulation of less than a half inch possible.
Tonight
A slight chance of snow before 10pm, then a chance of snow after 11pm. Mostly cloudy, with a low around 17. Northwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.
Friday
Snow likely, mainly before 11am. Mostly cloudy, with a high near 29. Wind chill values as low as 20. Calm wind becoming east around 5 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Friday Night
Mostly cloudy, with a temperature falling to near 15 by 9pm, then rising to around 26 during the remainder of the night. Calm wind becoming southwest around 5 mph after midnight. Winds could gust as high as 17 mph.
Saturday
A 40 percent chance of snow. Partly sunny, with a high near 41. Northwest wind 5 to 10 mph, with gusts as high as 32 mph. Little or no snow accumulation expected.
Saturday Night
Mostly clear, with a low around 25. Northwest wind 8 to 10 mph, with gusts as high as 30 mph.
Sunday
Mostly sunny, with a high near 44. Northwest wind 3 to 7 mph. Winds could gust as high as 23 mph.
Sunday Night
Partly cloudy, with a low around 24. Calm wind.
Monday
Partly sunny, with a high near 44.
Monday Night
Mostly cloudy, with a low around 24.
Tuesday
A slight chance of snow. Mostly sunny, with a high near 36.
Tuesday Night
Partly cloudy, with a low around 19.
Wednesday
Sunny, with a high near 37.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSW Hill City SD
 43.87°N 103.58°W (Elev. 5650 ft)
7:51 am MST Jan 29, 2026
9am MST Jan 29, 2026-6pm MST Feb 4, 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