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

Hazardous Weather Conditions

Current conditions at

Chamberlain, Chamberlain Municipal Airport (K9V9)

Lat: 43.77°NLon: 99.32°WElev: 1693ft.

Overcast

N/A

Humidity NA
Wind Speed W 15 mph
Barometer 29.54 in
Dewpoint N/A
Visibility 10.00 mi
Last update 29 Jun 12:35 pm CDT
Extended Forecast for

9 Miles WSW Gann Valley SD

  • This Afternoon

    This Afternoon: Sunny, with a high near 88. West wind 16 to 18 mph.

    High: 88 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 59. West southwest wind 7 to 14 mph, with gusts as high as 22 mph.

    Low: 59 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 88. West southwest wind 3 to 8 mph.

    High: 88 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm after 1am. Increasing clouds, with a low around 63. Southwest wind around 6 mph becoming light and variable. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 63 °F

    Mostly Clear
    then Showers
    Likely

  • Wednesday

    Wednesday: A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 4pm, then a chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 89. Southeast wind 6 to 9 mph becoming west northwest in the afternoon. Chance of precipitation is 40%.

    High: 89 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A slight chance of thunderstorms before 7pm. Mostly clear, with a low around 63. Northwest wind 5 to 8 mph becoming light and variable after midnight. Chance of precipitation is 10%.

    Low: 63 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Thursday

    Thursday: A slight chance of showers after 1pm. Mostly sunny and hot, with a high near 91. Light south southeast wind becoming southeast 9 to 14 mph in the morning. Winds could gust as high as 22 mph. Chance of precipitation is 20%.

    High: 91 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Thursday Night

    Thursday Night: Showers and thunderstorms likely, mainly before 1am. Partly cloudy, with a low around 65. West wind 5 to 14 mph becoming east in the evening. Chance of precipitation is 60%.

    Low: 65 °F

    T-storms
    Likely

  • Friday

    Friday: Mostly sunny and hot, with a high near 90. Light east wind becoming east southeast 8 to 13 mph in the morning. Winds could gust as high as 21 mph.

    High: 90 °F

    Hot

Detailed Forecast

This Afternoon
Sunny, with a high near 88. West wind 16 to 18 mph.
Tonight
Mostly clear, with a low around 59. West southwest wind 7 to 14 mph, with gusts as high as 22 mph.
Tuesday
Sunny, with a high near 88. West southwest wind 3 to 8 mph.
Tuesday Night
Showers likely and possibly a thunderstorm after 1am. Increasing clouds, with a low around 63. Southwest wind around 6 mph becoming light and variable. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 4pm, then a chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 89. Southeast wind 6 to 9 mph becoming west northwest in the afternoon. Chance of precipitation is 40%.
Wednesday Night
A slight chance of thunderstorms before 7pm. Mostly clear, with a low around 63. Northwest wind 5 to 8 mph becoming light and variable after midnight. Chance of precipitation is 10%.
Thursday
A slight chance of showers after 1pm. Mostly sunny and hot, with a high near 91. Light south southeast wind becoming southeast 9 to 14 mph in the morning. Winds could gust as high as 22 mph. Chance of precipitation is 20%.
Thursday Night
Showers and thunderstorms likely, mainly before 1am. Partly cloudy, with a low around 65. West wind 5 to 14 mph becoming east in the evening. Chance of precipitation is 60%.
Friday
Mostly sunny and hot, with a high near 90. Light east wind becoming east southeast 8 to 13 mph in the morning. Winds could gust as high as 21 mph.
Friday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 67. Chance of precipitation is 40%.
Independence Day
A chance of showers and thunderstorms. Mostly sunny, with a high near 87. Chance of precipitation is 30%.
Saturday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 63. Chance of precipitation is 40%.
Sunday
A slight chance of showers. Mostly sunny, with a high near 83. Chance of precipitation is 20%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles WSW Gann Valley SD
 43.97°N 99.16°W (Elev. 1549 ft)
Last Update:
12:36 pm CDT Jun 29, 2026
Forecast Valid:
12pm CDT Jun 29, 2026-6pm CDT Jul 5, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation