Prolonged Extreme Cold; Eastern U.S. Winter Storm

Another Arctic blast will surge south across the northern Plains tonight, crossing the Midwest and reaching the Gulf Coast Friday night. Dangerously cold temperatures will persist across the eastern U.S. into early February. There is increasing confidence for significant heavy snow across much of the Southern Appalachians, Carolinas, and southern Mid-Atlantic Friday into Sunday. Read More >

Current conditions at

Chamberlain, Chamberlain Municipal Airport (K9V9)

Lat: 43.77°NLon: 99.32°WElev: 1693ft.

Mostly Cloudy

22°F

-6°C

Humidity 72%
Wind Speed SE 7 mph
Barometer 30.30 in
Dewpoint 14°F (-10°C)
Visibility 10.00 mi
Wind Chill13°F (-11°C)
Last update 29 Jan 12:55 pm CST
Extended Forecast for

Lower Brule SD

  • This Afternoon

    This Afternoon: A slight chance of snow after 5pm.  Cloudy, with a high near 22. East northeast wind around 7 mph.  Chance of precipitation is 20%.

    High: 22 °F

    Slight Chance
    Snow

  • Tonight

    Tonight: A chance of snow before 3am, then a slight chance of snow after 4am.  Mostly cloudy, with a low around 0. East northeast wind 6 to 10 mph.  Chance of precipitation is 30%.

    Low: 0 °F

    Chance Snow

  • Friday

    Friday: Cloudy through mid morning, then gradual clearing and cold, with a high near 9. East northeast wind 6 to 10 mph.

    High: 9 °F

    Cold

  • Friday Night

    Friday Night: Partly cloudy, with a low around -3. Wind chill values as low as -19. South southeast wind 6 to 13 mph.

    Low: -3 °F

    Partly Cloudy

  • Saturday

    Saturday: Snow likely, mainly after noon.  Mostly cloudy, with a high near 33. South southeast wind 14 to 18 mph, with gusts as high as 28 mph.  Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 33 °F

    Slight Chance
    Snow then
    Snow Likely

  • Saturday Night

    Saturday Night: A chance of freezing rain before midnight.  Mostly cloudy, with a low around 26. South wind 14 to 17 mph becoming west northwest after midnight.  Chance of precipitation is 30%.

    Low: 26 °F

    Chance
    Freezing Rain
    then Mostly
    Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 38. Northwest wind 11 to 18 mph.

    High: 38 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 18. North northwest wind 6 to 9 mph becoming east southeast after midnight.

    Low: 18 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 33. East southeast wind 9 to 14 mph.

    High: 33 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
A slight chance of snow after 5pm. Cloudy, with a high near 22. East northeast wind around 7 mph. Chance of precipitation is 20%.
Tonight
A chance of snow before 3am, then a slight chance of snow after 4am. Mostly cloudy, with a low around 0. East northeast wind 6 to 10 mph. Chance of precipitation is 30%.
Friday
Cloudy through mid morning, then gradual clearing and cold, with a high near 9. East northeast wind 6 to 10 mph.
Friday Night
Partly cloudy, with a low around -3. Wind chill values as low as -19. South southeast wind 6 to 13 mph.
Saturday
Snow likely, mainly after noon. Mostly cloudy, with a high near 33. South southeast wind 14 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Saturday Night
A chance of freezing rain before midnight. Mostly cloudy, with a low around 26. South wind 14 to 17 mph becoming west northwest after midnight. Chance of precipitation is 30%.
Sunday
Mostly cloudy, with a high near 38. Northwest wind 11 to 18 mph.
Sunday Night
Mostly cloudy, with a low around 18. North northwest wind 6 to 9 mph becoming east southeast after midnight.
Monday
Mostly cloudy, with a high near 33. East southeast wind 9 to 14 mph.
Monday Night
Mostly cloudy, with a low around 21.
Tuesday
A slight chance of snow. Partly sunny, with a high near 35. Chance of precipitation is 20%.
Tuesday Night
Mostly cloudy, with a low around 22.
Wednesday
Mostly cloudy, with a high near 34.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Lower Brule SD
 44.07°N 99.58°W (Elev. 1444 ft)
12:36 pm CST Jan 29, 2026
1pm CST Jan 29, 2026-6pm CST Feb 4, 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