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

62°F

17°C

Humidity 83%
Wind Speed NW 6 mph
Barometer 30.10 in
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 24 Jun 11:15 pm CDT
Extended Forecast for

4 Miles SW Iona SD

  • Tonight

    Tonight: Mostly cloudy, with a low around 52. West northwest wind around 6 mph becoming northeast after midnight.

    Low: 52 °F

    Mostly Cloudy

  • Thursday

    Thursday: Increasing clouds, with a high near 73. Northeast wind 5 to 8 mph becoming southeast in the afternoon.

    High: 73 °F

    Increasing
    Clouds

  • Thursday Night

    Thursday Night: A chance of showers, mainly after 2am. Cloudy, with a low around 54. Southeast wind around 9 mph. Chance of precipitation is 40%.

    Low: 54 °F

    Mostly Cloudy
    then Chance
    Showers

  • Friday

    Friday: Cloudy through mid morning, then gradual clearing, with a high near 79. Breezy, with a south southeast wind 13 to 18 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 34 mph.

    High: 79 °F

    Gradual
    Clearing and
    Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 62. Breezy, with a south southeast wind 23 to 26 mph, with gusts as high as 34 mph.

    Low: 62 °F

    Partly Cloudy
    and Breezy

  • Saturday

    Saturday: A slight chance of showers after 1pm. Mostly cloudy, with a high near 83. Windy, with a south southeast wind 28 to 32 mph, with gusts as high as 44 mph. Chance of precipitation is 20%.

    High: 83 °F

    Windy. Mostly
    Cloudy then
    Slight Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 66. Breezy, with a southeast wind 22 to 29 mph, with gusts as high as 39 mph. Chance of precipitation is 30%.

    Low: 66 °F

    Breezy.
    Partly Cloudy
    then Chance
    T-storms

  • Sunday

    Sunday: Sunny and hot, with a high near 91. Breezy, with a southeast wind 15 to 20 mph becoming west in the afternoon. Winds could gust as high as 28 mph.

    High: 91 °F

    Mostly Sunny
    and Breezy
    then Sunny

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms after 1am. Mostly clear, with a low around 67. Southeast wind 10 to 15 mph. Chance of precipitation is 30%.

    Low: 67 °F

    Clear then
    Chance
    Showers

Detailed Forecast

Tonight
Mostly cloudy, with a low around 52. West northwest wind around 6 mph becoming northeast after midnight.
Thursday
Increasing clouds, with a high near 73. Northeast wind 5 to 8 mph becoming southeast in the afternoon.
Thursday Night
A chance of showers, mainly after 2am. Cloudy, with a low around 54. Southeast wind around 9 mph. Chance of precipitation is 40%.
Friday
Cloudy through mid morning, then gradual clearing, with a high near 79. Breezy, with a south southeast wind 13 to 18 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 34 mph.
Friday Night
Partly cloudy, with a low around 62. Breezy, with a south southeast wind 23 to 26 mph, with gusts as high as 34 mph.
Saturday
A slight chance of showers after 1pm. Mostly cloudy, with a high near 83. Windy, with a south southeast wind 28 to 32 mph, with gusts as high as 44 mph. Chance of precipitation is 20%.
Saturday Night
A chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 66. Breezy, with a southeast wind 22 to 29 mph, with gusts as high as 39 mph. Chance of precipitation is 30%.
Sunday
Sunny and hot, with a high near 91. Breezy, with a southeast wind 15 to 20 mph becoming west in the afternoon. Winds could gust as high as 28 mph.
Sunday Night
A chance of showers and thunderstorms after 1am. Mostly clear, with a low around 67. Southeast wind 10 to 15 mph. Chance of precipitation is 30%.
Monday
Sunny, with a high near 87. Breezy.
Monday Night
A slight chance of showers and thunderstorms. Mostly clear, with a low around 62. Chance of precipitation is 20%.
Tuesday
Mostly sunny, with a high near 86.
Tuesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 63. Chance of precipitation is 20%.
Wednesday
A chance of showers and thunderstorms. Partly sunny, with a high near 89. Breezy. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW Iona SD
 43.51°N 99.47°W (Elev. 2159 ft)
Last Update:
11:06 pm CDT Jun 24, 2026
Forecast Valid:
11pm CDT Jun 24, 2026-6pm CDT Jul 1, 2026
 
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Additional Resources

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High Temperature

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Chance of Precipitation