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.

Overcast

59°F

15°C

Humidity 100%
Wind Speed Calm
Barometer 30.02 in
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 26 Jun 4:15 am CDT
Extended Forecast for

3 Miles W Lower Brule SD

  • Overnight

    Overnight: A chance of showers. Cloudy, with a steady temperature around 60. South southeast wind around 6 mph. Chance of precipitation is 30%.

    Low: 60 °F

    Chance
    Showers

  • Friday

    Friday: A chance of showers, mainly before 8am. Cloudy, then gradually becoming mostly sunny, with a high near 80. Breezy, with a south southeast wind 9 to 14 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 30%.

    High: 80 °F

    Chance
    Showers then
    Mostly Sunny
    and Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 63. Breezy, with a south southeast wind 20 to 22 mph, with gusts as high as 31 mph.

    Low: 63 °F

    Partly Cloudy
    and Breezy

  • Saturday

    Saturday: A chance of showers and thunderstorms between 1pm and 2pm. Partly sunny, with a high near 83. Windy, with a south southeast wind 24 to 31 mph, with gusts as high as 41 mph. Chance of precipitation is 30%.

    High: 83 °F

    Mostly Cloudy
    and Breezy
    then Chance
    Showers and
    Windy

  • Saturday Night

    Saturday Night: A slight chance of showers, then a chance of showers and thunderstorms after 10pm. Mostly cloudy, with a low around 66. Breezy, with a southeast wind 23 to 28 mph decreasing to 15 to 20 mph after midnight. Winds could gust as high as 38 mph. Chance of precipitation is 30%.

    Low: 66 °F

    Chance
    T-storms and
    Breezy

  • Sunday

    Sunday: A slight chance of thunderstorms before 7am. Mostly sunny and hot, with a high near 95. East southeast wind 9 to 14 mph becoming south southwest in the afternoon. Chance of precipitation is 10%.

    High: 95 °F

    Slight Chance
    T-storms then
    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 68. East southeast wind 8 to 13 mph.

    Low: 68 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 91. Southeast wind 13 to 18 mph becoming west northwest in the afternoon. Winds could gust as high as 29 mph.

    High: 91 °F

    Hot

  • Monday Night

    Monday Night: A chance of showers and thunderstorms after 1am. Mostly clear, with a low around 63. South southwest wind 8 to 11 mph. Chance of precipitation is 30%.

    Low: 63 °F

    Clear then
    Chance
    T-storms

Detailed Forecast

Overnight
A chance of showers. Cloudy, with a steady temperature around 60. South southeast wind around 6 mph. Chance of precipitation is 30%.
Friday
A chance of showers, mainly before 8am. Cloudy, then gradually becoming mostly sunny, with a high near 80. Breezy, with a south southeast wind 9 to 14 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 30%.
Friday Night
Partly cloudy, with a low around 63. Breezy, with a south southeast wind 20 to 22 mph, with gusts as high as 31 mph.
Saturday
A chance of showers and thunderstorms between 1pm and 2pm. Partly sunny, with a high near 83. Windy, with a south southeast wind 24 to 31 mph, with gusts as high as 41 mph. Chance of precipitation is 30%.
Saturday Night
A slight chance of showers, then a chance of showers and thunderstorms after 10pm. Mostly cloudy, with a low around 66. Breezy, with a southeast wind 23 to 28 mph decreasing to 15 to 20 mph after midnight. Winds could gust as high as 38 mph. Chance of precipitation is 30%.
Sunday
A slight chance of thunderstorms before 7am. Mostly sunny and hot, with a high near 95. East southeast wind 9 to 14 mph becoming south southwest in the afternoon. Chance of precipitation is 10%.
Sunday Night
Mostly clear, with a low around 68. East southeast wind 8 to 13 mph.
Monday
Sunny and hot, with a high near 91. Southeast wind 13 to 18 mph becoming west northwest in the afternoon. Winds could gust as high as 29 mph.
Monday Night
A chance of showers and thunderstorms after 1am. Mostly clear, with a low around 63. South southwest wind 8 to 11 mph. Chance of precipitation is 30%.
Tuesday
Sunny and hot, with a high near 90.
Tuesday Night
Mostly clear, with a low around 64.
Wednesday
A slight chance of showers and thunderstorms. Mostly sunny and hot, with a high near 93. Chance of precipitation is 20%.
Wednesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 66. Chance of precipitation is 30%.
Thursday
Mostly sunny and hot, with a high near 96.
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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:
3:51 am CDT Jun 26, 2026
Forecast Valid:
4am CDT Jun 26, 2026-6pm CDT Jul 2, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation