Significant Winter Storm to Bring Heavy Snow and Ice Impacts; Dangerously Cold Temperatures Expands Across the East

A significant, long-duration winter storm will bring widespread heavy snow, sleet, and freezing rain from the Southern Rockies to New England through Monday. Widespread travel disruptions, prolonged power outages, and vast tree damage is likely. Frigid temperatures, gusty winds, and dangerous wind chills will expand from the north-central US to the Southern Plains, MS Valley, and Midwest. Read More >

Hazardous Weather Conditions

Current conditions at

Custer, Custer County Airport (KCUT)

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

Fog/Mist

-4°F

-20°C

Humidity 83%
Wind Speed E 3 mph
Barometer 30.17 in (1031.1 mb)
Dewpoint -8°F (-22°C)
Visibility 5.00 mi
Last update 23 Jan 1:53 am MST
Extended Forecast for

6 Miles NW Hill City SD

  • Overnight

    Overnight: A 40 percent chance of snow.  Cloudy, with a low around -8. Calm wind.  Total nighttime snow accumulation of less than one inch possible.

    Low: -8 °F

    Chance Snow

  • Friday

    Friday: Snow likely, mainly between 11am and 2pm.  Cloudy and cold, with a high near -1. Wind chill values as low as -11. Calm wind becoming southeast around 5 mph. Winds could gust as high as 15 mph.  Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: -1 °F

    Snow Likely

  • Friday Night

    Friday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around -13. Calm wind.

    Low: -13 °F

    Decreasing
    Clouds

  • Saturday

    Saturday: Sunny, with a high near 15. Wind chill values as low as -19. Northwest wind 3 to 6 mph. Winds could gust as high as 20 mph.

    High: 15 °F

    Sunny

  • Saturday Night

    Saturday Night: A 40 percent chance of snow.  Partly cloudy, with a low around -7. Northwest wind 3 to 5 mph. Winds could gust as high as 16 mph.  Little or no snow accumulation expected.

    Low: -7 °F

    Chance Snow

  • Sunday

    Sunday: A 30 percent chance of snow, mainly before 11am.  Mostly sunny, with a high near 6. Northwest wind around 6 mph becoming calm  in the afternoon. Winds could gust as high as 20 mph.

    High: 6 °F

    Chance Snow

  • Sunday Night

    Sunday Night: Mostly clear, with a low around -6. Calm wind becoming west 5 to 8 mph in the evening. Winds could gust as high as 25 mph.

    Low: -6 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 32. West wind 7 to 9 mph, with gusts as high as 30 mph.

    High: 32 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 16.

    Low: 16 °F

    Partly Cloudy

Detailed Forecast

Overnight
A 40 percent chance of snow. Cloudy, with a low around -8. Calm wind. Total nighttime snow accumulation of less than one inch possible.
Friday
Snow likely, mainly between 11am and 2pm. Cloudy and cold, with a high near -1. Wind chill values as low as -11. Calm wind becoming southeast around 5 mph. Winds could gust as high as 15 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Friday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around -13. Calm wind.
Saturday
Sunny, with a high near 15. Wind chill values as low as -19. Northwest wind 3 to 6 mph. Winds could gust as high as 20 mph.
Saturday Night
A 40 percent chance of snow. Partly cloudy, with a low around -7. Northwest wind 3 to 5 mph. Winds could gust as high as 16 mph. Little or no snow accumulation expected.
Sunday
A 30 percent chance of snow, mainly before 11am. Mostly sunny, with a high near 6. Northwest wind around 6 mph becoming calm in the afternoon. Winds could gust as high as 20 mph.
Sunday Night
Mostly clear, with a low around -6. Calm wind becoming west 5 to 8 mph in the evening. Winds could gust as high as 25 mph.
Monday
Sunny, with a high near 32. West wind 7 to 9 mph, with gusts as high as 30 mph.
Monday Night
Partly cloudy, with a low around 16.
Tuesday
Partly sunny, with a high near 29.
Tuesday Night
A chance of snow. Partly cloudy, with a low around 12.
Wednesday
A slight chance of snow. Mostly sunny, with a high near 27.
Wednesday Night
Partly cloudy, with a low around 11.
Thursday
Partly sunny, with a high near 30.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles NW Hill City SD
 43.99°N 103.65°W (Elev. 5823 ft)
1:26 am MST Jan 23, 2026
2am MST Jan 23, 2026-6pm MST Jan 29, 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