Current conditions at

Chamberlain, Chamberlain Municipal Airport (K9V9)

Lat: 43.77°NLon: 99.32°WElev: 1693ft.

Mostly Cloudy

53°F

12°C

Humidity 67%
Wind Speed S 14 mph
Barometer 30.15 in
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Wind Chill49°F (9°C)
Last update 21 May 8:55 am CDT
Extended Forecast for

Lower Brule SD

  • Today

    Today: Partly sunny, with a high near 68. Breezy, with a south southeast wind 13 to 23 mph, with gusts as high as 31 mph.

    High: 68 °F

    Mostly Sunny
    then Partly
    Sunny and
    Breezy

  • Tonight

    Tonight: A chance of showers and thunderstorms, mainly after 4am.  Increasing clouds, with a low around 46. Breezy, with a southeast wind 18 to 20 mph.  Chance of precipitation is 40%.

    Low: 46 °F

    Partly Cloudy
    and Breezy
    then Chance
    Showers

  • Friday

    Friday: Showers and thunderstorms before 2pm, then showers likely.  High near 58. East southeast wind 13 to 18 mph.  Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 58 °F

    Showers

  • Friday Night

    Friday Night: A chance of showers, mainly before 7pm.  Mostly cloudy, with a low around 42. Northwest wind 7 to 13 mph.  Chance of precipitation is 30%.

    Low: 42 °F

    Chance
    Showers then
    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 70. West northwest wind around 7 mph.

    High: 70 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 46. South southeast wind around 7 mph.

    Low: 46 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 82. South southeast wind 6 to 11 mph.

    High: 82 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 53. South southeast wind 9 to 13 mph.

    Low: 53 °F

    Mostly Clear

  • Memorial Day

    Memorial Day: Sunny, with a high near 88. South wind 10 to 18 mph, with gusts as high as 26 mph.

    High: 88 °F

    Sunny

Detailed Forecast

Today
Partly sunny, with a high near 68. Breezy, with a south southeast wind 13 to 23 mph, with gusts as high as 31 mph.
Tonight
A chance of showers and thunderstorms, mainly after 4am. Increasing clouds, with a low around 46. Breezy, with a southeast wind 18 to 20 mph. Chance of precipitation is 40%.
Friday
Showers and thunderstorms before 2pm, then showers likely. High near 58. East southeast wind 13 to 18 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Friday Night
A chance of showers, mainly before 7pm. Mostly cloudy, with a low around 42. Northwest wind 7 to 13 mph. Chance of precipitation is 30%.
Saturday
Partly sunny, with a high near 70. West northwest wind around 7 mph.
Saturday Night
Mostly clear, with a low around 46. South southeast wind around 7 mph.
Sunday
Sunny, with a high near 82. South southeast wind 6 to 11 mph.
Sunday Night
Mostly clear, with a low around 53. South southeast wind 9 to 13 mph.
Memorial Day
Sunny, with a high near 88. South wind 10 to 18 mph, with gusts as high as 26 mph.
Monday Night
Mostly clear, with a low around 57. Breezy.
Tuesday
Mostly sunny, with a high near 86. Breezy.
Tuesday Night
Partly cloudy, with a low around 57. Breezy.
Wednesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 82. Breezy. Chance of precipitation is 20%.
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ABOUT THIS FORECAST

 
Point Forecast:
Lower Brule SD
 44.07°N 99.58°W (Elev. 1444 ft)
8:36 am CDT May 21, 2026
9am CDT May 21, 2026-6pm CDT May 27, 2026
 
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