Late January Extreme Cold; Watching East Coast Storm Threat This Weekend

The next blast of Arctic air surges south down the Plains, across the Great Lakes and through the Southeast and East Friday through Saturday. This could be longest duration of cold in several decades. Forecast models are being closely monitored for potential of another significant winter storm to impact the eastern United States this coming weekend. Confidence in coastal impacts has increased. Read More >

Current conditions at

Chamberlain, Chamberlain Municipal Airport (K9V9)

Lat: 43.77°NLon: 99.32°WElev: 1693ft.

Overcast

17°F

-8°C

Humidity 57%
Wind Speed Calm
Barometer 30.25 in
Dewpoint 4°F (-16°C)
Visibility 10.00 mi
Last update 28 Jan 4:35 am CST
Extended Forecast for

11 Miles N Gann Valley SD

  • Today

    Today: Partly sunny, with a high near 22. Calm wind becoming northeast 5 to 7 mph in the afternoon.

    High: 22 °F

    Partly Sunny

  • Tonight

    Tonight: A chance of snow after midnight.  Cloudy, with a low around 7. East northeast wind 5 to 8 mph.  Chance of precipitation is 50%.

    Low: 7 °F

    Mostly Cloudy
    then Chance
    Snow

  • Thursday

    Thursday: A chance of snow, mainly between 3pm and 5pm.  Mostly cloudy, with a high near 17. East wind 5 to 7 mph.  Chance of precipitation is 40%.

    High: 17 °F

    Chance Snow

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around -6. Wind chill values as low as -21. Northeast wind 7 to 10 mph.

    Low: -6 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny and cold, with a high near 5. Northeast wind 6 to 10 mph.

    High: 5 °F

    Cold

  • Friday Night

    Friday Night: Mostly clear, with a low around -6. East northeast wind 6 to 13 mph becoming south after midnight.

    Low: -6 °F

    Mostly Clear

  • Saturday

    Saturday: A chance of snow after noon.  Partly sunny, with a high near 23. South wind 14 to 18 mph, with gusts as high as 26 mph.  Chance of precipitation is 50%.

    High: 23 °F

    Mostly Sunny
    then Chance
    Snow

  • Saturday Night

    Saturday Night: A chance of snow.  Mostly cloudy, with a low around 16. South wind around 14 mph becoming west after midnight. Winds could gust as high as 22 mph.  Chance of precipitation is 50%.

    Low: 16 °F

    Chance Snow

  • Sunday

    Sunday: Mostly cloudy, with a high near 33. Northwest wind 9 to 15 mph, with gusts as high as 23 mph.

    High: 33 °F

    Mostly Cloudy

Detailed Forecast

Today
Partly sunny, with a high near 22. Calm wind becoming northeast 5 to 7 mph in the afternoon.
Tonight
A chance of snow after midnight. Cloudy, with a low around 7. East northeast wind 5 to 8 mph. Chance of precipitation is 50%.
Thursday
A chance of snow, mainly between 3pm and 5pm. Mostly cloudy, with a high near 17. East wind 5 to 7 mph. Chance of precipitation is 40%.
Thursday Night
Mostly cloudy, with a low around -6. Wind chill values as low as -21. Northeast wind 7 to 10 mph.
Friday
Mostly sunny and cold, with a high near 5. Northeast wind 6 to 10 mph.
Friday Night
Mostly clear, with a low around -6. East northeast wind 6 to 13 mph becoming south after midnight.
Saturday
A chance of snow after noon. Partly sunny, with a high near 23. South wind 14 to 18 mph, with gusts as high as 26 mph. Chance of precipitation is 50%.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 16. South wind around 14 mph becoming west after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 50%.
Sunday
Mostly cloudy, with a high near 33. Northwest wind 9 to 15 mph, with gusts as high as 23 mph.
Sunday Night
Mostly cloudy, with a low around 15.
Monday
Partly sunny, with a high near 29.
Monday Night
Mostly cloudy, with a low around 18.
Tuesday
A slight chance of snow. Mostly cloudy, with a high near 33. Chance of precipitation is 20%.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
11 Miles N Gann Valley SD
 44.19°N 98.96°W (Elev. 2014 ft)
4:37 am CST Jan 28, 2026
4am CST Jan 28, 2026-6pm CST Feb 3, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database