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

50°F

10°C

Humidity 57%
Wind Speed SE 6 mph
Barometer 29.81 in
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Wind Chill48°F (9°C)
Last update 30 Mar 12:55 am CDT
Extended Forecast for

2 Miles SW Lower Brule SD

  • Overnight

    Overnight: Partly cloudy, with a low around 39. East southeast wind around 8 mph.

    Low: 39 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 73. East wind around 9 mph becoming north northwest in the afternoon.

    High: 73 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 37. Windy, with an east wind 11 to 21 mph becoming north northwest 21 to 31 mph after midnight. Winds could gust as high as 39 mph.

    Low: 37 °F

    Increasing
    Clouds and
    Windy

  • Tuesday

    Tuesday: Partly sunny, with a high near 49. Breezy, with a north northwest wind 21 to 28 mph, with gusts as high as 37 mph.

    High: 49 °F

    Partly Sunny
    and Breezy

  • Tuesday Night

    Tuesday Night: A chance of snow after 1am. Mostly cloudy, with a low around 27. North northeast wind 13 to 16 mph becoming east after midnight. Chance of precipitation is 40%.

    Low: 27 °F

    Mostly Cloudy
    then Chance
    Snow

  • Wednesday

    Wednesday: Snow before 4pm, then snow, possibly mixed with rain. High near 37. Breezy, with an east wind 17 to 20 mph, with gusts as high as 29 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    High: 37 °F

    Breezy. Snow
    Likely then
    Rain/Snow

  • Wednesday Night

    Wednesday Night: A chance of rain and snow before 7pm, then a chance of snow. Mostly cloudy, with a low around 29. Breezy, with an east wind 14 to 20 mph. Chance of precipitation is 50%.

    Low: 29 °F

    Chance
    Rain/Snow and
    Breezy then
    Chance Snow

  • Thursday

    Thursday: A chance of snow before 1pm, then a slight chance of rain. Mostly cloudy, with a high near 49. East northeast wind 14 to 17 mph. Chance of precipitation is 40%.

    High: 49 °F

    Chance Snow
    then Chance
    Rain/Snow

  • Thursday Night

    Thursday Night: A chance of rain and snow, mainly after 1am. Mostly cloudy, with a low around 32. East wind around 17 mph. Chance of precipitation is 40%.

    Low: 32 °F

    Chance
    Rain/Snow

Detailed Forecast

Overnight
Partly cloudy, with a low around 39. East southeast wind around 8 mph.
Monday
Mostly sunny, with a high near 73. East wind around 9 mph becoming north northwest in the afternoon.
Monday Night
Increasing clouds, with a low around 37. Windy, with an east wind 11 to 21 mph becoming north northwest 21 to 31 mph after midnight. Winds could gust as high as 39 mph.
Tuesday
Partly sunny, with a high near 49. Breezy, with a north northwest wind 21 to 28 mph, with gusts as high as 37 mph.
Tuesday Night
A chance of snow after 1am. Mostly cloudy, with a low around 27. North northeast wind 13 to 16 mph becoming east after midnight. Chance of precipitation is 40%.
Wednesday
Snow before 4pm, then snow, possibly mixed with rain. High near 37. Breezy, with an east wind 17 to 20 mph, with gusts as high as 29 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Wednesday Night
A chance of rain and snow before 7pm, then a chance of snow. Mostly cloudy, with a low around 29. Breezy, with an east wind 14 to 20 mph. Chance of precipitation is 50%.
Thursday
A chance of snow before 1pm, then a slight chance of rain. Mostly cloudy, with a high near 49. East northeast wind 14 to 17 mph. Chance of precipitation is 40%.
Thursday Night
A chance of rain and snow, mainly after 1am. Mostly cloudy, with a low around 32. East wind around 17 mph. Chance of precipitation is 40%.
Friday
Rain and snow likely before 1pm, then a chance of rain. Mostly cloudy, with a high near 53. Chance of precipitation is 60%.
Friday Night
A chance of rain and snow. Mostly cloudy, with a low around 29. Chance of precipitation is 50%.
Saturday
A chance of rain and snow. Mostly cloudy, with a high near 45. Breezy. Chance of precipitation is 40%.
Saturday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 25. Chance of precipitation is 20%.
Sunday
Mostly sunny, with a high near 48.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SW Lower Brule SD
 44.05°N 99.61°W (Elev. 1736 ft)
Last Update:
1:06 am CDT Mar 30, 2026
Forecast Valid:
1am CDT Mar 30, 2026-6pm CDT Apr 5, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation