Prolonged Extreme Cold; Eastern U.S. Winter Storm

Another Arctic blast will surge south across the northern Plains Thursday night, crossing the Midwest and reaching the Gulf Coast Friday night. Confidence continues to increase 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

31°F

-1°C

Humidity 59%
Wind Speed NW 7 mph
Barometer 30.03 in (1017.9 mb)
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Wind Chill24°F (-4°C)
Last update 28 Jan 11:53 pm MST
Extended Forecast for

5 Miles ESE Edgemont SD

  • Overnight

    Overnight: Cloudy, with a low around 24. Wind chill values as low as 15. West wind 5 to 10 mph, with gusts as high as 16 mph.

    Low: 24 °F

    Cloudy

  • Thursday

    Thursday: A 20 percent chance of snow before 11am.  Cloudy, then gradually becoming mostly sunny, with a high near 43. Wind chill values as low as 14. Breezy, with a northwest wind 14 to 19 mph increasing to 24 to 29 mph in the morning. Winds could gust as high as 40 mph.

    High: 43 °F

    Breezy.
    Slight Chance
    Snow then
    Mostly Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of snow after 11pm.  Partly cloudy, with a low around 19. Northwest wind 8 to 10 mph, with gusts as high as 16 mph.

    Low: 19 °F

    Slight Chance
    Snow

  • Friday

    Friday: Snow likely.  Mostly cloudy, with a high near 30. Wind chill values as low as 8. North wind 9 to 14 mph becoming east in the afternoon. Winds could gust as high as 22 mph.  Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 30 °F

    Snow Likely

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 14. East wind 5 to 7 mph becoming southwest after midnight.

    Low: 14 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 20 percent chance of snow before 11am.  Cloudy, then gradually becoming mostly sunny, with a high near 45. West wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 29 mph.

    High: 45 °F

    Slight Chance
    Snow then
    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 22. West wind 11 to 13 mph, with gusts as high as 21 mph.

    Low: 22 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 49. West wind 8 to 14 mph, with gusts as high as 23 mph.

    High: 49 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 24.

    Low: 24 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Cloudy, with a low around 24. Wind chill values as low as 15. West wind 5 to 10 mph, with gusts as high as 16 mph.
Thursday
A 20 percent chance of snow before 11am. Cloudy, then gradually becoming mostly sunny, with a high near 43. Wind chill values as low as 14. Breezy, with a northwest wind 14 to 19 mph increasing to 24 to 29 mph in the morning. Winds could gust as high as 40 mph.
Thursday Night
A 20 percent chance of snow after 11pm. Partly cloudy, with a low around 19. Northwest wind 8 to 10 mph, with gusts as high as 16 mph.
Friday
Snow likely. Mostly cloudy, with a high near 30. Wind chill values as low as 8. North wind 9 to 14 mph becoming east in the afternoon. Winds could gust as high as 22 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Friday Night
Mostly cloudy, with a low around 14. East wind 5 to 7 mph becoming southwest after midnight.
Saturday
A 20 percent chance of snow before 11am. Cloudy, then gradually becoming mostly sunny, with a high near 45. West wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 29 mph.
Saturday Night
Partly cloudy, with a low around 22. West wind 11 to 13 mph, with gusts as high as 21 mph.
Sunday
Mostly sunny, with a high near 49. West wind 8 to 14 mph, with gusts as high as 23 mph.
Sunday Night
Mostly cloudy, with a low around 24.
Monday
Partly sunny, with a high near 51.
Monday Night
Mostly cloudy, with a low around 27.
Tuesday
Partly sunny, with a high near 45. Breezy.
Tuesday Night
Mostly cloudy, with a low around 22.
Wednesday
Mostly sunny, with a high near 44. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles ESE Edgemont SD
 43.27°N 103.74°W (Elev. 3675 ft)
9:27 pm MST Jan 28, 2026
12am 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