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.

Mostly Cloudy

33°F

1°C

Humidity 64%
Wind Speed W 15 G 29 mph
Barometer 30.08 in (1020.8 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Wind Chill23°F (-5°C)
Last update 29 Jan 12:53 pm MST
Extended Forecast for

5 Miles N Custer SD

  • This Afternoon

    This Afternoon: A 50 percent chance of snow.  Mostly cloudy, with a high near 29. Wind chill values as low as 17. Northwest wind 9 to 11 mph, with gusts as high as 28 mph.  Total daytime snow accumulation of less than a half inch possible.

    High: 29 °F

    Chance Snow

  • Tonight

    Tonight: A 20 percent chance of snow.  Partly cloudy, with a low around 17. Northwest wind 7 to 9 mph.

    Low: 17 °F

    Slight Chance
    Snow

  • Friday

    Friday: A 40 percent chance of snow.  Mostly cloudy, with a high near 25. Wind chill values as low as 10. Northwest wind around 6 mph becoming southwest in the afternoon. Winds could gust as high as 15 mph.  New snow accumulation of 1 to 2 inches possible.

    High: 25 °F

    Chance Snow

  • Friday Night

    Friday Night: A 20 percent chance of snow after 11pm.  Mostly cloudy, with a temperature falling to near 15 by 8pm, then rising to around 26 during the remainder of the night. Wind chill values as low as 4. Southwest wind 6 to 10 mph, with gusts as high as 18 mph.

    Low: 15 °F

    Slight Chance
    Snow

  • Saturday

    Saturday: A 40 percent chance of snow, mainly before 11am.  Mostly cloudy, then gradually becoming sunny, with a high near 39. Northwest wind 10 to 15 mph, with gusts as high as 31 mph.  New snow accumulation of less than a half inch possible.

    High: 39 °F

    Chance Snow

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 26. Northwest wind around 17 mph, with gusts as high as 29 mph.

    Low: 26 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 40. Northwest wind 6 to 11 mph becoming light  in the afternoon. Winds could gust as high as 22 mph.

    High: 40 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 24. West wind 5 to 9 mph.

    Low: 24 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 42.

    High: 42 °F

    Partly Sunny

Detailed Forecast

This Afternoon
A 50 percent chance of snow. Mostly cloudy, with a high near 29. Wind chill values as low as 17. Northwest wind 9 to 11 mph, with gusts as high as 28 mph. Total daytime snow accumulation of less than a half inch possible.
Tonight
A 20 percent chance of snow. Partly cloudy, with a low around 17. Northwest wind 7 to 9 mph.
Friday
A 40 percent chance of snow. Mostly cloudy, with a high near 25. Wind chill values as low as 10. Northwest wind around 6 mph becoming southwest in the afternoon. Winds could gust as high as 15 mph. New snow accumulation of 1 to 2 inches possible.
Friday Night
A 20 percent chance of snow after 11pm. Mostly cloudy, with a temperature falling to near 15 by 8pm, then rising to around 26 during the remainder of the night. Wind chill values as low as 4. Southwest wind 6 to 10 mph, with gusts as high as 18 mph.
Saturday
A 40 percent chance of snow, mainly before 11am. Mostly cloudy, then gradually becoming sunny, with a high near 39. Northwest wind 10 to 15 mph, with gusts as high as 31 mph. New snow accumulation of less than a half inch possible.
Saturday Night
Mostly clear, with a low around 26. Northwest wind around 17 mph, with gusts as high as 29 mph.
Sunday
Mostly sunny, with a high near 40. Northwest wind 6 to 11 mph becoming light in the afternoon. Winds could gust as high as 22 mph.
Sunday Night
Mostly cloudy, with a low around 24. West wind 5 to 9 mph.
Monday
Partly sunny, with a high near 42.
Monday Night
A slight chance of snow after 11pm. Partly cloudy, with a low around 24.
Tuesday
A slight chance of snow. Mostly sunny, with a high near 33.
Tuesday Night
A slight chance of snow. Partly cloudy, with a low around 19.
Wednesday
Mostly sunny, with a high near 35.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles N Custer SD
 43.84°N 103.61°W (Elev. 6276 ft)
1:02 pm MST Jan 29, 2026
1pm MST Jan 29, 2026-6pm MST Feb 4, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database