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

53°F

12°C

Humidity 54%
Wind Speed N 13 G 20 mph
Barometer 29.72 in
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Wind Chill49°F (9°C)
Last update 30 Mar 9:55 pm CDT
Extended Forecast for

2 Miles SW Lower Brule SD

  • Tonight

    Tonight: Mostly cloudy, with a low around 38. Breezy, with a north wind 15 to 25 mph, with gusts as high as 38 mph.

    Low: 38 °F

    Mostly Cloudy
    then Mostly
    Cloudy and
    Breezy

  • Tuesday

    Tuesday: Partly sunny, with a high near 50. Breezy, with a north northwest wind 18 to 24 mph, with gusts as high as 33 mph.

    High: 50 °F

    Partly Sunny
    and Breezy

  • Tuesday Night

    Tuesday Night: A slight chance of rain before 9pm, then a chance of snow. Cloudy, with a low around 28. North northeast wind 13 to 16 mph. Chance of precipitation is 50%.

    Low: 28 °F

    Chance
    Rain/Snow
    then Chance
    Snow

  • Wednesday

    Wednesday: Snow before 4pm, then rain and snow. High near 38. Breezy, with an east wind 18 to 21 mph, with gusts as high as 29 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.

    High: 38 °F

    Breezy. Snow
    Likely then
    Rain/Snow

  • Wednesday Night

    Wednesday Night: Snow, possibly mixed with rain, becoming all snow after 4am. Low around 29. Breezy, with an east northeast wind 14 to 20 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    Low: 29 °F

    Rain/Snow and
    Breezy

  • Thursday

    Thursday: Snow likely before 1pm, then a chance of rain and snow. Cloudy, with a high near 40. East northeast wind around 15 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    High: 40 °F

    Snow Likely
    then
    Rain/Snow
    Likely

  • Thursday Night

    Thursday Night: Rain, snow, and freezing rain likely, mainly after 1am. Mostly cloudy, with a low around 28. East wind around 17 mph. Chance of precipitation is 60%.

    Low: 28 °F

    Slight Chance
    Wintry Mix
    then Wintry
    Mix Likely

  • Friday

    Friday: Rain, snow, and freezing rain likely before 1pm, then rain and snow likely. Mostly cloudy, with a high near 39. Breezy, with an east wind 18 to 21 mph. Chance of precipitation is 70%.

    High: 39 °F

    Wintry Mix
    Likely and
    Breezy

  • Friday Night

    Friday Night: A chance of snow. Mostly cloudy, with a low around 25. Blustery, with a northwest wind 18 to 21 mph. Chance of precipitation is 50%.

    Low: 25 °F

    Chance Snow
    and Blustery

Detailed Forecast

Tonight
Mostly cloudy, with a low around 38. Breezy, with a north wind 15 to 25 mph, with gusts as high as 38 mph.
Tuesday
Partly sunny, with a high near 50. Breezy, with a north northwest wind 18 to 24 mph, with gusts as high as 33 mph.
Tuesday Night
A slight chance of rain before 9pm, then a chance of snow. Cloudy, with a low around 28. North northeast wind 13 to 16 mph. Chance of precipitation is 50%.
Wednesday
Snow before 4pm, then rain and snow. High near 38. Breezy, with an east wind 18 to 21 mph, with gusts as high as 29 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.
Wednesday Night
Snow, possibly mixed with rain, becoming all snow after 4am. Low around 29. Breezy, with an east northeast wind 14 to 20 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Thursday
Snow likely before 1pm, then a chance of rain and snow. Cloudy, with a high near 40. East northeast wind around 15 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Thursday Night
Rain, snow, and freezing rain likely, mainly after 1am. Mostly cloudy, with a low around 28. East wind around 17 mph. Chance of precipitation is 60%.
Friday
Rain, snow, and freezing rain likely before 1pm, then rain and snow likely. Mostly cloudy, with a high near 39. Breezy, with an east wind 18 to 21 mph. Chance of precipitation is 70%.
Friday Night
A chance of snow. Mostly cloudy, with a low around 25. Blustery, with a northwest wind 18 to 21 mph. Chance of precipitation is 50%.
Saturday
A chance of snow, mainly before 1pm. Mostly cloudy, with a high near 40. Breezy. Chance of precipitation is 30%.
Saturday Night
Partly cloudy, with a low around 21. Blustery.
Sunday
Mostly sunny, with a high near 50.
Sunday Night
Partly cloudy, with a low around 28.
Monday
Mostly sunny, with a high near 51.
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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:
9:36 pm CDT Mar 30, 2026
Forecast Valid:
10pm CDT Mar 30, 2026-6pm CDT Apr 6, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation