National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Storm Systems to Impact the Central and Eastern U.S. Through the Weekend

Two storm systems will track through the central and eastern U.S. today through this weekend with areas of gusty winds, rain and heavy snow. Severe thunderstorms and heavy to excessive rainfall is forecast today from the Lower Mississippi River Valley to the Tennessee Valley. Damaging winds, a few tornadoes, and areas of flooding are possible. Read More >

Current conditions at

Chamberlain, Chamberlain Municipal Airport (K9V9)

Lat: 43.77°NLon: 99.32°WElev: 1693ft.

Fair

17°F

-8°C

Humidity 85%
Wind Speed SW 7 mph
Barometer 30.29 in
Dewpoint 13°F (-11°C)
Visibility 10.00 mi
Wind Chill7°F (-14°C)
Last update 9 Jan 10:35 pm CST
Extended Forecast for

3 Miles WNW Fort Thompson SD

  • Tonight

    Tonight: A chance of flurries between 2am and 4am, then a slight chance of snow after 4am. Increasing clouds, with a low around 21. Light west southwest wind becoming northwest 5 to 10 mph after midnight. Chance of precipitation is 20%.

    Low: 21 °F

    Partly Cloudy
    then Slight
    Chance Snow

  • Saturday

    Saturday: A chance of snow, mainly before 2pm. Cloudy, then gradually becoming mostly sunny, with a high near 29. Northwest wind 10 to 18 mph. Chance of precipitation is 50%.

    High: 29 °F

    Chance Snow

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 16. Northwest wind 5 to 10 mph becoming light and variable.

    Low: 16 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 45. South wind 6 to 11 mph becoming west in the afternoon.

    High: 45 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 27. West wind 8 to 10 mph.

    Low: 27 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 51. West wind 8 to 13 mph, with gusts as high as 21 mph.

    High: 51 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 39. West northwest wind 11 to 18 mph, with gusts as high as 28 mph.

    Low: 39 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 52. Breezy, with a west northwest wind 18 to 26 mph, with gusts as high as 37 mph.

    High: 52 °F

    Partly Sunny
    and Breezy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 28. North northwest wind 15 to 18 mph, with gusts as high as 28 mph.

    Low: 28 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A chance of flurries between 2am and 4am, then a slight chance of snow after 4am. Increasing clouds, with a low around 21. Light west southwest wind becoming northwest 5 to 10 mph after midnight. Chance of precipitation is 20%.
Saturday
A chance of snow, mainly before 2pm. Cloudy, then gradually becoming mostly sunny, with a high near 29. Northwest wind 10 to 18 mph. Chance of precipitation is 50%.
Saturday Night
Partly cloudy, with a low around 16. Northwest wind 5 to 10 mph becoming light and variable.
Sunday
Mostly sunny, with a high near 45. South wind 6 to 11 mph becoming west in the afternoon.
Sunday Night
Partly cloudy, with a low around 27. West wind 8 to 10 mph.
Monday
Mostly sunny, with a high near 51. West wind 8 to 13 mph, with gusts as high as 21 mph.
Monday Night
Mostly cloudy, with a low around 39. West northwest wind 11 to 18 mph, with gusts as high as 28 mph.
Tuesday
Partly sunny, with a high near 52. Breezy, with a west northwest wind 18 to 26 mph, with gusts as high as 37 mph.
Tuesday Night
Mostly cloudy, with a low around 28. North northwest wind 15 to 18 mph, with gusts as high as 28 mph.
Wednesday
Mostly sunny, with a high near 37.
Wednesday Night
Partly cloudy, with a low around 23.
Thursday
A slight chance of rain. Partly sunny, with a high near 44. Breezy. Chance of precipitation is 20%.
Thursday Night
A slight chance of snow. Mostly cloudy, with a low around 26. Blustery. Chance of precipitation is 20%.
Friday
A chance of snow. Partly sunny, with a high near 34. Breezy. Chance of precipitation is 40%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Fort Thompson SD
 44.07°N 99.46°W (Elev. 1480 ft)
Last Update:
10:36 pm CST Jan 9, 2026
Forecast Valid:
10pm CST Jan 9, 2026-6pm CST Jan 16, 2026
 
Forecast Discussion
 
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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation