Winter Returns Across the Northern Tier; Record Warmth for the Southwest

A large high pressure system will usher in cold air for this first day of March across the northern Plains, Great Lakes, Northeast and mid-Atlantic. Some wintry precipitation may evolve across the mid-Mississippi Valley, Ohio Valley and mid-Atlantic through Monday. Meanwhile, record warmth will spread across the Southwest, southern Plains through early this week. Read More >

Current conditions at

Chamberlain, Chamberlain Municipal Airport (K9V9)

Lat: 43.77°NLon: 99.32°WElev: 1693ft.

Fair

32°F

0°C

Humidity 85%
Wind Speed SE 9 mph
Barometer 30.08 in
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill24°F (-4°C)
Last update 2 Mar 8:55 am CST
Extended Forecast for

Fort Thompson SD

  • Today

    Today: A chance of rain, mainly after 5pm.  Mostly cloudy, with a high near 49. South southeast wind 9 to 15 mph.  Chance of precipitation is 30%.

    High: 49 °F

    Mostly Cloudy
    then Chance
    Rain

  • Tonight

    Tonight: A slight chance of rain before 7pm.  Mostly cloudy, with a low around 27. Southeast wind 5 to 13 mph.  Chance of precipitation is 20%.

    Low: 27 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, then gradually becoming sunny, with a high near 54. Light and variable wind becoming north northeast around 6 mph in the afternoon.

    High: 54 °F

    Decreasing
    Clouds

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 27. East wind around 5 mph becoming south southeast after midnight.

    Low: 27 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 63. South southeast wind 5 to 10 mph.

    High: 63 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 35. Southeast wind 7 to 10 mph.

    Low: 35 °F

    Mostly Clear

  • Thursday

    Thursday: Partly sunny, with a high near 67. Southeast wind 7 to 14 mph.

    High: 67 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A chance of rain.  Mostly cloudy, with a low around 31. East wind around 14 mph becoming north northwest in the evening.  Chance of precipitation is 30%.

    Low: 31 °F

    Chance Rain

  • Friday

    Friday: A chance of rain before noon, then a chance of rain and snow.  Mostly cloudy, with a high near 43. North northwest wind 13 to 17 mph.  Chance of precipitation is 30%.

    High: 43 °F

    Chance Rain
    then Chance
    Rain/Snow

Detailed Forecast

Today
A chance of rain, mainly after 5pm. Mostly cloudy, with a high near 49. South southeast wind 9 to 15 mph. Chance of precipitation is 30%.
Tonight
A slight chance of rain before 7pm. Mostly cloudy, with a low around 27. Southeast wind 5 to 13 mph. Chance of precipitation is 20%.
Tuesday
Mostly cloudy, then gradually becoming sunny, with a high near 54. Light and variable wind becoming north northeast around 6 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 27. East wind around 5 mph becoming south southeast after midnight.
Wednesday
Sunny, with a high near 63. South southeast wind 5 to 10 mph.
Wednesday Night
Mostly clear, with a low around 35. Southeast wind 7 to 10 mph.
Thursday
Partly sunny, with a high near 67. Southeast wind 7 to 14 mph.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 31. East wind around 14 mph becoming north northwest in the evening. Chance of precipitation is 30%.
Friday
A chance of rain before noon, then a chance of rain and snow. Mostly cloudy, with a high near 43. North northwest wind 13 to 17 mph. Chance of precipitation is 30%.
Friday Night
A slight chance of rain and snow before midnight. Mostly cloudy, with a low around 24. Chance of precipitation is 20%.
Saturday
Sunny, with a high near 56.
Saturday Night
Mostly clear, with a low around 31.
Sunday
Mostly sunny, with a high near 60.
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ABOUT THIS FORECAST

 
Point Forecast:
Fort Thompson SD
 44.05°N 99.4°W (Elev. 1447 ft)
8:37 am CST Mar 2, 2026
9am CST Mar 2, 2026-6pm CDT Mar 8, 2026
 
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Additional Resources

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