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 >

Current conditions at

Chamberlain, Chamberlain Municipal Airport (K9V9)

Lat: 43.77°NLon: 99.32°WElev: 1693ft.

Fair

-14°F

-26°C

Humidity 58%
Wind Speed NW 9 mph
Barometer 30.78 in
Dewpoint -25°F (-32°C)
Visibility 10.00 mi
Wind Chill-32°F (-36°C)
Last update 23 Jan 6:35 am CST
Extended Forecast for

11 Miles N Gann Valley SD

Cold Weather Advisory January 23, 06:47am until January 23, 03:00pm
Click here for hazard details and duration
Cold Weather Advisory
  •  
    Cold Weather Advisory January 23, 06:47am until January 23, 03:00pm

    NOW until 3:00pm Fri

    Cold Weather Advisory

  • Today

    High: -4 °F

    Cold

  • Tonight

    Tonight: Scattered flurries between 8pm and 5am.  Mostly cloudy, with a low around -8. Wind chill values as low as -25. East wind 5 to 10 mph becoming south after midnight.

    Low: -8 °F

    Scattered
    Flurries

  • Saturday

    Saturday: Mostly sunny and cold, with a high near 9. Wind chill values as low as -25. South wind 7 to 13 mph.

    High: 9 °F

    Cold

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around -7. Wind chill values as low as -19. Southeast wind 6 to 8 mph becoming north northeast after midnight.

    Low: -7 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny and cold, with a high near 3. North wind 8 to 11 mph.

    High: 3 °F

    Cold

  • Sunday Night

    Sunday Night: Mostly clear, with a low around -11. North northwest wind 6 to 10 mph becoming south southwest after midnight.

    Low: -11 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 24. South southwest wind 10 to 16 mph becoming west northwest in the afternoon. Winds could gust as high as 24 mph.

    High: 24 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 4. Northwest wind around 11 mph.

    Low: 4 °F

    Partly Cloudy

Detailed Forecast

Today
Partly sunny and cold, with a high near -4. Wind chill values as low as -40. Northwest wind 5 to 9 mph.
Tonight
Scattered flurries between 8pm and 5am. Mostly cloudy, with a low around -8. Wind chill values as low as -25. East wind 5 to 10 mph becoming south after midnight.
Saturday
Mostly sunny and cold, with a high near 9. Wind chill values as low as -25. South wind 7 to 13 mph.
Saturday Night
Partly cloudy, with a low around -7. Wind chill values as low as -19. Southeast wind 6 to 8 mph becoming north northeast after midnight.
Sunday
Partly sunny and cold, with a high near 3. North wind 8 to 11 mph.
Sunday Night
Mostly clear, with a low around -11. North northwest wind 6 to 10 mph becoming south southwest after midnight.
Monday
Sunny, with a high near 24. South southwest wind 10 to 16 mph becoming west northwest in the afternoon. Winds could gust as high as 24 mph.
Monday Night
Partly cloudy, with a low around 4. Northwest wind around 11 mph.
Tuesday
Mostly sunny, with a high near 17. Northwest wind 10 to 14 mph.
Tuesday Night
Mostly cloudy, with a low around -1.
Wednesday
Partly sunny, with a high near 14.
Wednesday Night
Partly cloudy, with a low around -4.
Thursday
Mostly sunny, with a high near 13.
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles N Gann Valley SD
 44.19°N 98.96°W (Elev. 2014 ft)
6:36 am CST Jan 23, 2026
6am CST Jan 23, 2026-6pm CST 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