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

62°F

17°C

Humidity 55%
Wind Speed NW 6 mph
Barometer 30.22 in
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 3 Oct 7:55 pm CDT
Extended Forecast for

3 Miles W Lower Brule SD

  • Tonight

    Tonight: Mostly clear, with a low around 46. West northwest wind 12 to 17 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 25 mph.

    Low: 46 °F

    Mostly Clear

  • Sunday

    Sunday: Partly sunny, then gradually becoming sunny, with a high near 69. Calm wind becoming north northeast around 6 mph in the afternoon.

    High: 69 °F

    Becoming
    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 50. Southeast wind 7 to 14 mph, with gusts as high as 23 mph.

    Low: 50 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 78. Breezy, with a south southeast wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 78 °F

    Sunny then
    Sunny and
    Breezy

  • Monday Night

    Monday Night: Mostly clear, with a low around 57. South southeast wind 6 to 14 mph becoming southwest after midnight.

    Low: 57 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 79. Northwest wind 6 to 10 mph.

    High: 79 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 53. North wind around 6 mph.

    Low: 53 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 73. North wind 5 to 8 mph becoming east northeast in the afternoon.

    High: 73 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 53. Southeast wind 5 to 8 mph.

    Low: 53 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 46. West northwest wind 12 to 17 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 25 mph.
Sunday
Partly sunny, then gradually becoming sunny, with a high near 69. Calm wind becoming north northeast around 6 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 50. Southeast wind 7 to 14 mph, with gusts as high as 23 mph.
Monday
Sunny, with a high near 78. Breezy, with a south southeast wind 15 to 20 mph, with gusts as high as 30 mph.
Monday Night
Mostly clear, with a low around 57. South southeast wind 6 to 14 mph becoming southwest after midnight.
Tuesday
Sunny, with a high near 79. Northwest wind 6 to 10 mph.
Tuesday Night
Mostly clear, with a low around 53. North wind around 6 mph.
Wednesday
Sunny, with a high near 73. North wind 5 to 8 mph becoming east northeast in the afternoon.
Wednesday Night
Partly cloudy, with a low around 53. Southeast wind 5 to 8 mph.
Thursday
Mostly sunny, with a high near 72.
Thursday Night
Mostly clear, with a low around 53.
Friday
Sunny, with a high near 75.
Friday Night
Mostly clear, with a low around 59.
Saturday
Mostly sunny, with a high near 78.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles W Lower Brule SD
 44.07°N 99.64°W (Elev. 1801 ft)
Last Update:
7:21 pm CDT Oct 3, 2026
Forecast Valid:
8pm CDT Oct 3, 2026-6pm CDT Oct 10, 2026
 
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