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

77°F

25°C

Humidity 30%
Wind Speed N 9 G 24 mph
Barometer 30.04 in
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 19 Jun 5:35 pm CDT
Extended Forecast for

10 Miles NE Iona SD

  • Tonight

    Tonight: Partly cloudy, with a low around 50. Northwest wind 5 to 15 mph becoming east after midnight. Winds could gust as high as 20 mph.

    Low: 50 °F

    Partly Cloudy

  • Saturday

    Saturday: A 30 percent chance of showers, mainly after 3pm. Increasing clouds, with a high near 78. East southeast wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 78 °F

    Mostly Sunny
    then Chance
    Showers

  • Saturday Night

    Saturday Night: Showers and thunderstorms before 4am, then showers and possibly a thunderstorm, mainly after 4am. Low around 54. East southeast wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.

    Low: 54 °F

    Showers

  • Sunday

    Sunday: Showers and possibly a thunderstorm. High near 65. Breezy, with an east wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 90%.

    High: 65 °F

    Showers and
    Breezy

  • Sunday Night

    Sunday Night: Showers likely and possibly a thunderstorm. Cloudy, with a low around 50. East northeast wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.

    Low: 50 °F

    Showers
    Likely

  • Monday

    Monday: A 20 percent chance of showers before 1pm. Partly sunny, with a high near 72. Northeast wind 5 to 10 mph becoming south southeast in the afternoon.

    High: 72 °F

    Slight Chance
    Showers

  • Monday Night

    Monday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 53. Chance of precipitation is 60%.

    Low: 53 °F

    Chance
    T-storms then
    Showers
    Likely

  • Tuesday

    Tuesday: Mostly sunny, with a high near 74. Breezy.

    High: 74 °F

    Partly Sunny
    then Sunny
    and Breezy

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 50.

    Low: 50 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 50. Northwest wind 5 to 15 mph becoming east after midnight. Winds could gust as high as 20 mph.
Saturday
A 30 percent chance of showers, mainly after 3pm. Increasing clouds, with a high near 78. East southeast wind 5 to 15 mph, with gusts as high as 25 mph.
Saturday Night
Showers and thunderstorms before 4am, then showers and possibly a thunderstorm, mainly after 4am. Low around 54. East southeast wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
Sunday
Showers and possibly a thunderstorm. High near 65. Breezy, with an east wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 90%.
Sunday Night
Showers likely and possibly a thunderstorm. Cloudy, with a low around 50. East northeast wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.
Monday
A 20 percent chance of showers before 1pm. Partly sunny, with a high near 72. Northeast wind 5 to 10 mph becoming south southeast in the afternoon.
Monday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 53. Chance of precipitation is 60%.
Tuesday
Mostly sunny, with a high near 74. Breezy.
Tuesday Night
Mostly clear, with a low around 50.
Wednesday
Mostly sunny, with a high near 75.
Wednesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 51.
Thursday
Mostly sunny, with a high near 76.
Thursday Night
A 40 percent chance of showers. Partly cloudy, with a low around 55.
Friday
A 30 percent chance of showers. Partly sunny, with a high near 79. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles NE Iona SD
 43.65°N 99.29°W (Elev. 1742 ft)
Last Update:
4:43 pm CDT Jun 19, 2026
Forecast Valid:
5pm CDT Jun 19, 2026-6pm CDT Jun 26, 2026
 
Forecast Discussion
 
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Additional Resources

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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