Rain and Thunderstorms in the Southeast; A Wintry Mix in the Southern Mid-Atlantic

A frontal system is expected to bring showers and thunderstorms along the Gulf Coast and Southeast, and some snow and/or freezing rain/drizzle over the southern Mid-Atlantic into the morning. A series of Clipper systems will bring periods of snow to the Northern Plains and Great Lakes over the next couple of days. Read More >

Current conditions at

Chamberlain, Chamberlain Municipal Airport (K9V9)

Lat: 43.77°NLon: 99.32°WElev: 1693ft.

Fair

26°F

-3°C

Humidity 100%
Wind Speed S 5 mph
Barometer 30.08 in
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill20°F (-7°C)
Last update 4 Feb 11:50 pm CST
Extended Forecast for

Fort Thompson SD

  • Overnight

    Overnight: Mostly cloudy, with a temperature rising to around 33 by 4am. South wind 5 to 14 mph becoming west northwest. Winds could gust as high as 23 mph.

    Low: 29 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 53. West northwest wind 10 to 15 mph, with gusts as high as 24 mph.

    High: 53 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 32. West wind 9 to 14 mph, with gusts as high as 22 mph.

    Low: 32 °F

    Mostly Clear

  • Friday

    Friday: Increasing clouds, with a high near 42. North northwest wind 6 to 13 mph becoming northeast in the afternoon.

    High: 42 °F

    Increasing
    Clouds

  • Friday Night

    Friday Night: Partly cloudy, with a low around 24. East northeast wind 6 to 15 mph becoming southeast after midnight.

    Low: 24 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 52. Southeast wind 10 to 16 mph becoming west southwest in the afternoon.

    High: 52 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 27. West northwest wind 6 to 9 mph.

    Low: 27 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 56. West wind 6 to 10 mph.

    High: 56 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 31. West southwest wind 5 to 7 mph.

    Low: 31 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a temperature rising to around 33 by 4am. South wind 5 to 14 mph becoming west northwest. Winds could gust as high as 23 mph.
Thursday
Mostly sunny, with a high near 53. West northwest wind 10 to 15 mph, with gusts as high as 24 mph.
Thursday Night
Mostly clear, with a low around 32. West wind 9 to 14 mph, with gusts as high as 22 mph.
Friday
Increasing clouds, with a high near 42. North northwest wind 6 to 13 mph becoming northeast in the afternoon.
Friday Night
Partly cloudy, with a low around 24. East northeast wind 6 to 15 mph becoming southeast after midnight.
Saturday
Mostly cloudy, with a high near 52. Southeast wind 10 to 16 mph becoming west southwest in the afternoon.
Saturday Night
Partly cloudy, with a low around 27. West northwest wind 6 to 9 mph.
Sunday
Sunny, with a high near 56. West wind 6 to 10 mph.
Sunday Night
Mostly cloudy, with a low around 31. West southwest wind 5 to 7 mph.
Monday
Mostly sunny, with a high near 57.
Monday Night
Mostly cloudy, with a low around 29.
Tuesday
Mostly cloudy, with a high near 45.
Tuesday Night
Mostly cloudy, with a low around 23.
Wednesday
A chance of rain and snow. Mostly cloudy, with a high near 40. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Fort Thompson SD
 44.05°N 99.4°W (Elev. 1447 ft)
11:36 pm CST Feb 4, 2026
12am CST Feb 5, 2026-6pm CST Feb 11, 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