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 with Haze

69°F

21°C

Humidity 35%
Wind Speed E 3 mph
Barometer 30.28 in
Dewpoint 40°F (4°C)
Visibility 5.00 mi
Last update 4 Oct 6:15 pm CDT
Extended Forecast for

4 Miles WNW Gann Valley SD

  • Tonight

    Tonight: Mostly clear, with a low around 51. Light east southeast wind becoming southeast 6 to 11 mph in the evening. Winds could gust as high as 20 mph.

    Low: 51 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 79. Breezy, with a south wind 14 to 24 mph, with gusts as high as 32 mph.

    High: 79 °F

    Sunny and
    Breezy

  • Monday Night

    Monday Night: Mostly clear, with a low around 55. South wind 6 to 15 mph becoming west northwest after midnight. Winds could gust as high as 24 mph.

    Low: 55 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 78. Northwest wind 6 to 8 mph.

    High: 78 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 53. North wind 3 to 6 mph.

    Low: 53 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 73. North wind 5 to 9 mph.

    High: 73 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 52. East southeast wind around 6 mph.

    Low: 52 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 70. East wind 6 to 9 mph.

    High: 70 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 51. East wind 3 to 7 mph.

    Low: 51 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 51. Light east southeast wind becoming southeast 6 to 11 mph in the evening. Winds could gust as high as 20 mph.
Monday
Sunny, with a high near 79. Breezy, with a south wind 14 to 24 mph, with gusts as high as 32 mph.
Monday Night
Mostly clear, with a low around 55. South wind 6 to 15 mph becoming west northwest after midnight. Winds could gust as high as 24 mph.
Tuesday
Sunny, with a high near 78. Northwest wind 6 to 8 mph.
Tuesday Night
Mostly clear, with a low around 53. North wind 3 to 6 mph.
Wednesday
Sunny, with a high near 73. North wind 5 to 9 mph.
Wednesday Night
Partly cloudy, with a low around 52. East southeast wind around 6 mph.
Thursday
Mostly sunny, with a high near 70. East wind 6 to 9 mph.
Thursday Night
Partly cloudy, with a low around 51. East wind 3 to 7 mph.
Friday
Mostly sunny, with a high near 73.
Friday Night
Mostly clear, with a low around 59.
Saturday
Sunny, with a high near 80. Breezy.
Saturday Night
Mostly clear, with a low around 58.
Sunday
A slight chance of showers. Mostly sunny, with a high near 68. Breezy. Chance of precipitation is 20%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WNW Gann Valley SD
 44.06°N 99.07°W (Elev. 1755 ft)
Last Update:
6:21 pm CDT Oct 4, 2026
Forecast Valid:
6pm CDT Oct 4, 2026-6pm CDT Oct 11, 2026
 
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Additional Resources

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Chance of Precipitation