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

Chamberlain, Chamberlain Municipal Airport (K9V9)

Lat: 43.77°NLon: 99.32°WElev: 1693ft.

Fair

46°F

8°C

Humidity 46%
Wind Speed W 12 mph
Barometer 29.91 in
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill40°F (4°C)
Last update 12 Jan 10:55 pm CST
Extended Forecast for

2 Miles W Fort Thompson SD

  • Tonight

    Tonight: Mostly cloudy, with a low around 41. West northwest wind 15 to 17 mph, with gusts as high as 26 mph.

    Low: 41 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Rain likely, mainly before noon. Mostly cloudy, with a high near 51. Breezy, with a west northwest wind 17 to 23 mph, with gusts as high as 34 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 51 °F

    Rain Likely
    and Breezy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 27. Blustery, with a northwest wind 16 to 20 mph, with gusts as high as 29 mph.

    Low: 27 °F

    Mostly Cloudy
    and Blustery
    then Mostly
    Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 34. North wind 5 to 15 mph.

    High: 34 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 24. Northeast wind 5 to 10 mph becoming south after midnight.

    Low: 24 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 46. Windy, with a south wind 10 to 20 mph becoming northwest 20 to 30 mph in the morning. Winds could gust as high as 40 mph.

    High: 46 °F

    Mostly Sunny
    and Windy

  • Thursday Night

    Thursday Night: A slight chance of snow after midnight. Mostly cloudy, with a low around 22. Blustery, with a northwest wind 24 to 29 mph, with gusts as high as 39 mph. Chance of precipitation is 20%.

    Low: 22 °F

    Blustery.
    Mostly Cloudy
    then Slight
    Chance Snow

  • Friday

    Friday: A chance of snow before noon. Mostly cloudy, with a high near 31. Windy, with a north northwest wind 26 to 34 mph, with gusts as high as 46 mph. Chance of precipitation is 30%.

    High: 31 °F

    Windy. Chance
    Snow then
    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 11. Blustery, with a northwest wind 17 to 23 mph, with gusts as high as 34 mph.

    Low: 11 °F

    Mostly Cloudy
    and Blustery
    then Mostly
    Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 41. West northwest wind 15 to 17 mph, with gusts as high as 26 mph.
Tuesday
Rain likely, mainly before noon. Mostly cloudy, with a high near 51. Breezy, with a west northwest wind 17 to 23 mph, with gusts as high as 34 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
Mostly cloudy, with a low around 27. Blustery, with a northwest wind 16 to 20 mph, with gusts as high as 29 mph.
Wednesday
Partly sunny, with a high near 34. North wind 5 to 15 mph.
Wednesday Night
Mostly cloudy, with a low around 24. Northeast wind 5 to 10 mph becoming south after midnight.
Thursday
Mostly sunny, with a high near 46. Windy, with a south wind 10 to 20 mph becoming northwest 20 to 30 mph in the morning. Winds could gust as high as 40 mph.
Thursday Night
A slight chance of snow after midnight. Mostly cloudy, with a low around 22. Blustery, with a northwest wind 24 to 29 mph, with gusts as high as 39 mph. Chance of precipitation is 20%.
Friday
A chance of snow before noon. Mostly cloudy, with a high near 31. Windy, with a north northwest wind 26 to 34 mph, with gusts as high as 46 mph. Chance of precipitation is 30%.
Friday Night
Mostly cloudy, with a low around 11. Blustery, with a northwest wind 17 to 23 mph, with gusts as high as 34 mph.
Saturday
Mostly sunny, with a high near 23.
Saturday Night
Partly cloudy, with a low around 7.
Sunday
Mostly sunny, with a high near 34. Breezy.
Sunday Night
Mostly cloudy, with a low around 14.
M.L.King Day
Mostly sunny, with a high near 35.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles W Fort Thompson SD
 44.05°N 99.46°W (Elev. 1365 ft)
Last Update:
10:26 pm CST Jan 12, 2026
Forecast Valid:
11pm CST Jan 12, 2026-6pm CST Jan 19, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation