Another Arctic Blast in the East; Eastern U.S. Winter Storm

A powerful Arctic blast will bring dangerously cold, record low temperatures to the upper Ohio Valley, Mid-Atlantic, Gulf Coast and Southeast U.S. this weekend. A rapidly deepening storm will produce widespread heavy snow and wind from the southern Appalachians across the Carolinas and southern Virginia into Sunday. Storm-force winds and coastal flooding will be possible along the East Coast. Read More >

Hazardous Weather Conditions

Current conditions at

Chamberlain, Chamberlain Municipal Airport (K9V9)

Lat: 43.77°NLon: 99.32°WElev: 1693ft.

Overcast

32°F

0°C

Humidity 86%
Wind Speed W 7 mph
Barometer 30.06 in
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill25°F (-4°C)
Last update 31 Jan 11:15 pm CST
Extended Forecast for

11 Miles N Gann Valley SD

  • Tonight

    Tonight: A slight chance of freezing rain before 1am.  Mostly cloudy, with a low around 19. West northwest wind 13 to 15 mph, with gusts as high as 23 mph.  Chance of precipitation is 20%.

    Low: 19 °F

    Slight Chance
    Freezing Rain

  • Sunday

    Sunday: Patchy blowing snow between 10am and 2pm. Partly sunny, with a high near 34. Northwest wind 10 to 18 mph, with gusts as high as 26 mph.

    High: 34 °F

    Patchy
    Blowing Snow

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 16. North northwest wind 5 to 8 mph becoming east northeast after midnight.

    Low: 16 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 27. East wind 7 to 10 mph.

    High: 27 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: A chance of snow.  Mostly cloudy, with a low around 15. East northeast wind around 8 mph.  Chance of precipitation is 40%.

    Low: 15 °F

    Chance Snow

  • Tuesday

    Tuesday: A chance of snow, mainly before noon.  Mostly cloudy, with a high near 24. North northeast wind 6 to 8 mph.  Chance of precipitation is 30%.

    High: 24 °F

    Chance Snow

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 16. West northwest wind 6 to 8 mph.

    Low: 16 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 33. Northwest wind 7 to 11 mph.

    High: 33 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 22. South southwest wind 6 to 13 mph.

    Low: 22 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A slight chance of freezing rain before 1am. Mostly cloudy, with a low around 19. West northwest wind 13 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.
Sunday
Patchy blowing snow between 10am and 2pm. Partly sunny, with a high near 34. Northwest wind 10 to 18 mph, with gusts as high as 26 mph.
Sunday Night
Mostly cloudy, with a low around 16. North northwest wind 5 to 8 mph becoming east northeast after midnight.
Monday
Mostly cloudy, with a high near 27. East wind 7 to 10 mph.
Monday Night
A chance of snow. Mostly cloudy, with a low around 15. East northeast wind around 8 mph. Chance of precipitation is 40%.
Tuesday
A chance of snow, mainly before noon. Mostly cloudy, with a high near 24. North northeast wind 6 to 8 mph. Chance of precipitation is 30%.
Tuesday Night
Mostly cloudy, with a low around 16. West northwest wind 6 to 8 mph.
Wednesday
Partly sunny, with a high near 33. Northwest wind 7 to 11 mph.
Wednesday Night
Mostly cloudy, with a low around 22. South southwest wind 6 to 13 mph.
Thursday
Mostly sunny, with a high near 46.
Thursday Night
Partly cloudy, with a low around 26.
Friday
Partly sunny, with a high near 35.
Friday Night
Partly cloudy, with a low around 14.
Saturday
Partly sunny, with a high near 31.
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles N Gann Valley SD
 44.19°N 98.96°W (Elev. 2014 ft)
11:21 pm CST Jan 31, 2026
11pm CST Jan 31, 2026-6pm CST Feb 7, 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