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.

Light Snow Fog/Mist

-3°F

-19°C

Humidity 82%
Wind Speed SE 5 mph
Barometer 30.17 in (1030.8 mb)
Dewpoint -7°F (-22°C)
Visibility 3.00 mi
Wind Chill-14°F (-26°C)
Last update 22 Jan 11:53 pm MST
Extended Forecast for

5 Miles NNW Custer SD

  • Overnight

    Overnight: A 40 percent chance of snow.  Cloudy, with a low around -9. Calm wind.  Total nighttime snow accumulation of less than one inch possible.

    Low: -9 °F

    Chance Snow

  • Friday

    Friday: Snow likely, mainly after 8am.  Cloudy and cold, with a high near 0. Wind chill values as low as -18. South wind 3 to 6 mph. Winds could gust as high as 15 mph.  Chance of precipitation is 60%. New snow accumulation of around an inch possible.

    High: 0 °F

    Snow Likely

  • Friday Night

    Friday Night: A chance of snow before 11pm, then a chance of flurries after 11pm.  Cloudy during the early evening, then gradual clearing, with a low around -12. Wind chill values as low as -19. Light and variable wind.  Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.

    Low: -12 °F

    Chance Snow
    then Mostly
    Clear

  • Saturday

    Saturday: Sunny, with a high near 14. Wind chill values as low as -19. West wind around 6 mph, with gusts as high as 17 mph.

    High: 14 °F

    Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of snow after 11pm.  Partly cloudy, with a low around -8. Light northwest wind.

    Low: -8 °F

    Slight Chance
    Snow

  • Sunday

    Sunday: A 20 percent chance of snow before 11am.  Sunny, with a high near 9. Northwest wind 3 to 6 mph. Winds could gust as high as 18 mph.

    High: 9 °F

    Slight Chance
    Snow then
    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around -5. Light west wind increasing to 5 to 9 mph in the evening. Winds could gust as high as 24 mph.

    Low: -5 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 33. West wind 7 to 10 mph, with gusts as high as 28 mph.

    High: 33 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 13.

    Low: 13 °F

    Partly Cloudy

Detailed Forecast

Overnight
A 40 percent chance of snow. Cloudy, with a low around -9. Calm wind. Total nighttime snow accumulation of less than one inch possible.
Friday
Snow likely, mainly after 8am. Cloudy and cold, with a high near 0. Wind chill values as low as -18. South wind 3 to 6 mph. Winds could gust as high as 15 mph. Chance of precipitation is 60%. New snow accumulation of around an inch possible.
Friday Night
A chance of snow before 11pm, then a chance of flurries after 11pm. Cloudy during the early evening, then gradual clearing, with a low around -12. Wind chill values as low as -19. Light and variable wind. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.
Saturday
Sunny, with a high near 14. Wind chill values as low as -19. West wind around 6 mph, with gusts as high as 17 mph.
Saturday Night
A 20 percent chance of snow after 11pm. Partly cloudy, with a low around -8. Light northwest wind.
Sunday
A 20 percent chance of snow before 11am. Sunny, with a high near 9. Northwest wind 3 to 6 mph. Winds could gust as high as 18 mph.
Sunday Night
Mostly clear, with a low around -5. Light west wind increasing to 5 to 9 mph in the evening. Winds could gust as high as 24 mph.
Monday
Sunny, with a high near 33. West wind 7 to 10 mph, with gusts as high as 28 mph.
Monday Night
Partly cloudy, with a low around 13.
Tuesday
Partly sunny, with a high near 31.
Tuesday Night
A slight chance of snow. Mostly cloudy, with a low around 12.
Wednesday
A slight chance of snow. Partly sunny, with a high near 29.
Wednesday Night
A slight chance of snow. Mostly cloudy, with a low around 8.
Thursday
A slight chance of snow. Partly sunny, with a high near 25.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNW Custer SD
 43.82°N 103.64°W (Elev. 5804 ft)
12:26 am MST Jan 23, 2026
12am 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