Fire Weather Concerns; Record Warmth Spreads

The Plains to the mid-Mississippi Valley continue with warm and dry conditions. Any fires that initiate could spread quickly. The warm temperatures will expand across the Southern Plains into the Southwest where numerous records are expected through the weekend. Meanwhile, a cold front will move southward across the northern Plains and Great Lakes region where some snow will develop this weekend. Read More >

Current conditions at

Chamberlain, Chamberlain Municipal Airport (K9V9)

Lat: 43.77°NLon: 99.32°WElev: 1693ft.

Overcast

22°F

-6°C

Humidity 81%
Wind Speed NE 7 mph
Barometer 30.13 in
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Wind Chill13°F (-11°C)
Last update 28 Feb 4:35 am CST
Extended Forecast for

Fort Thompson SD

  • Today

    Today: Mostly sunny, with a high near 37. East wind 10 to 14 mph becoming north northwest in the afternoon.

    High: 37 °F

    Mostly Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 9. Northeast wind 8 to 14 mph.

    Low: 9 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Mostly cloudy, with a high near 34. Southeast wind 8 to 15 mph, with gusts as high as 23 mph.

    High: 34 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 20. South southeast wind 11 to 14 mph.

    Low: 20 °F

    Mostly Cloudy

  • Monday

    Monday: A chance of rain after noon.  Mostly cloudy, with a high near 47. South southeast wind 11 to 17 mph.  Chance of precipitation is 40%.

    High: 47 °F

    Mostly Cloudy
    then Chance
    Rain

  • Monday Night

    Monday Night: A chance of rain before midnight.  Mostly cloudy, with a low around 27. South southeast wind 6 to 11 mph becoming east northeast after midnight.  Chance of precipitation is 30%.

    Low: 27 °F

    Chance Rain
    then Mostly
    Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 50. North wind around 7 mph.

    High: 50 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 29. Northeast wind 6 to 9 mph becoming south southeast after midnight.

    Low: 29 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 59. South wind 9 to 15 mph, with gusts as high as 24 mph.

    High: 59 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 37. East wind 10 to 14 mph becoming north northwest in the afternoon.
Tonight
Increasing clouds, with a low around 9. Northeast wind 8 to 14 mph.
Sunday
Mostly cloudy, with a high near 34. Southeast wind 8 to 15 mph, with gusts as high as 23 mph.
Sunday Night
Mostly cloudy, with a low around 20. South southeast wind 11 to 14 mph.
Monday
A chance of rain after noon. Mostly cloudy, with a high near 47. South southeast wind 11 to 17 mph. Chance of precipitation is 40%.
Monday Night
A chance of rain before midnight. Mostly cloudy, with a low around 27. South southeast wind 6 to 11 mph becoming east northeast after midnight. Chance of precipitation is 30%.
Tuesday
Mostly sunny, with a high near 50. North wind around 7 mph.
Tuesday Night
Mostly clear, with a low around 29. Northeast wind 6 to 9 mph becoming south southeast after midnight.
Wednesday
Sunny, with a high near 59. South wind 9 to 15 mph, with gusts as high as 24 mph.
Wednesday Night
Mostly cloudy, with a low around 35.
Thursday
Mostly cloudy, with a high near 58.
Thursday Night
A slight chance of rain. Mostly cloudy, with a low around 25. Chance of precipitation is 20%.
Friday
A slight chance of rain. Mostly sunny, with a high near 43. Chance of precipitation is 20%.
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ABOUT THIS FORECAST

 
Point Forecast:
Fort Thompson SD
 44.05°N 99.4°W (Elev. 1447 ft)
3:37 am CST Feb 28, 2026
4am CST Feb 28, 2026-6pm CST Mar 6, 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