National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Excessive Rainfall Possible This Weekend; October Heat Wave in California

A slow moving front will be the focus area for heavy to excessive rainfall and a threat for flash/urban flooding across the northern Gulf Coast and Southeast U.S. through this weekend. Abnormally hot, potentially record-breaking, temperatures will impact southern California and stretch north toward the Bay Area and Central Valley into next week. Read More >

Current conditions at

Chamberlain, Chamberlain Municipal Airport (K9V9)

Lat: 43.77°NLon: 99.32°WElev: 1693ft.

Fair

71°F

22°C

Humidity 45%
Wind Speed N 3 mph
Barometer 30.18 in
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 3 Oct 6:35 pm CDT
Extended Forecast for

4 Miles S Chamberlain Municipal Airport SD

  • Tonight

    Tonight: Mostly clear, with a low around 46. Northwest wind 5 to 10 mph, with gusts as high as 25 mph.

    Low: 46 °F

    Mostly Clear

  • Sunday

    Sunday: Partly sunny, then gradually becoming sunny, with a high near 69. West northwest wind around 5 mph becoming calm.

    High: 69 °F

    Becoming
    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 49. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 49 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 77. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 77 °F

    Sunny then
    Sunny and
    Breezy

  • Monday Night

    Monday Night: Mostly clear, with a low around 57. South southeast wind 5 to 15 mph, with gusts as high as 25 mph.

    Low: 57 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 80. West southwest wind 5 to 10 mph becoming northwest in the afternoon.

    High: 80 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 53.

    Low: 53 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 73.

    High: 73 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 53.

    Low: 53 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 46. Northwest wind 5 to 10 mph, with gusts as high as 25 mph.
Sunday
Partly sunny, then gradually becoming sunny, with a high near 69. West northwest wind around 5 mph becoming calm.
Sunday Night
Mostly clear, with a low around 49. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Monday
Sunny, with a high near 77. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph.
Monday Night
Mostly clear, with a low around 57. South southeast wind 5 to 15 mph, with gusts as high as 25 mph.
Tuesday
Sunny, with a high near 80. West southwest wind 5 to 10 mph becoming northwest in the afternoon.
Tuesday Night
Mostly clear, with a low around 53.
Wednesday
Mostly sunny, with a high near 73.
Wednesday Night
Partly cloudy, with a low around 53.
Thursday
Sunny, with a high near 73.
Thursday Night
Mostly clear, with a low around 52.
Friday
Sunny, with a high near 75.
Friday Night
Mostly clear, with a low around 60.
Saturday
Mostly sunny, with a high near 79.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles S Chamberlain Municipal Airport SD
 43.73°N 99.3°W (Elev. 1650 ft)
Last Update:
4:53 pm CDT Oct 3, 2026
Forecast Valid:
6pm CDT Oct 3, 2026-6pm CDT Oct 10, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation