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.

Partly Cloudy

-6°F

-21°C

Humidity 41%
Wind Speed NW 8 mph
Barometer 30.76 in
Dewpoint -24°F (-31°C)
Visibility 10.00 mi
Wind Chill-21°F (-29°C)
Last update 23 Jan 12:55 pm CST
Extended Forecast for

11 Miles N Gann Valley SD

Cold Weather Advisory January 23, 01:05pm until January 23, 03:00pm
Click here for hazard details and duration
Cold Weather Advisory
  •  
    Cold Weather Advisory January 23, 01:05pm until January 23, 03:00pm

    NOW until 3:00pm Fri

    Cold Weather Advisory

  • This Afternoon

    High: -9 °F

    Cold

  • Tonight

    Tonight: Mostly cloudy, with a low around -10. Wind chill values as low as -25. Light and variable wind becoming south 5 to 8 mph in the evening.

    Low: -10 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny and cold, with a high near 10. Wind chill values as low as -26. South wind 7 to 13 mph.

    High: 10 °F

    Cold

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around -5. Wind chill values as low as -18. Southeast wind 6 to 9 mph becoming northeast after midnight.

    Low: -5 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny and cold, with a high near 2. North wind 10 to 14 mph.

    High: 2 °F

    Cold

  • Sunday Night

    Sunday Night: Mostly clear, with a low around -12. North northwest wind 7 to 10 mph becoming southwest after midnight.

    Low: -12 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 24. Southwest wind 9 to 15 mph.

    High: 24 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 4. Northwest wind around 11 mph.

    Low: 4 °F

    Mostly Clear

Detailed Forecast

This Afternoon
Partly sunny and cold, with a steady temperature around -9. Wind chill values as low as -25. North northwest wind 3 to 7 mph.
Tonight
Mostly cloudy, with a low around -10. Wind chill values as low as -25. Light and variable wind becoming south 5 to 8 mph in the evening.
Saturday
Mostly sunny and cold, with a high near 10. Wind chill values as low as -26. South wind 7 to 13 mph.
Saturday Night
Partly cloudy, with a low around -5. Wind chill values as low as -18. Southeast wind 6 to 9 mph becoming northeast after midnight.
Sunday
Partly sunny and cold, with a high near 2. North wind 10 to 14 mph.
Sunday Night
Mostly clear, with a low around -12. North northwest wind 7 to 10 mph becoming southwest after midnight.
Monday
Sunny, with a high near 24. Southwest wind 9 to 15 mph.
Monday Night
Mostly clear, with a low around 4. Northwest wind around 11 mph.
Tuesday
Mostly sunny, with a high near 18. Northwest wind 8 to 11 mph.
Tuesday Night
A slight chance of snow after midnight. Mostly cloudy, with a low around 4. Chance of precipitation is 20%.
Wednesday
A slight chance of snow. Partly sunny, with a high near 20. Chance of precipitation is 20%.
Wednesday Night
Partly cloudy, with a low around 0.
Thursday
Partly 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)
12:36 pm CST Jan 23, 2026
1pm 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