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

64°F

18°C

Humidity 96%
Wind Speed SE 5 mph
Barometer 30.15 in
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 26 Aug 11:35 pm CDT
Extended Forecast for

11 Miles ENE Iona SD

  • Tonight

    Tonight: Clear, with a low around 57. Calm wind.

    Low: 57 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 83. Light south southeast wind becoming southeast 5 to 10 mph in the afternoon.

    High: 83 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 62. Southeast wind around 10 mph.

    Low: 62 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 88. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 88 °F

    Mostly Sunny
    and Breezy

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 4am, then a slight chance of showers. Increasing clouds, with a low around 69. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 50%.

    Low: 69 °F

    Chance
    T-storms and
    Breezy

  • Saturday

    Saturday: Mostly sunny, with a high near 91. South southwest wind around 10 mph becoming west northwest in the morning.

    High: 91 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 70.

    Low: 70 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 88.

    High: 88 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 67.

    Low: 67 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Clear, with a low around 57. Calm wind.
Thursday
Sunny, with a high near 83. Light south southeast wind becoming southeast 5 to 10 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 62. Southeast wind around 10 mph.
Friday
Mostly sunny, with a high near 88. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph.
Friday Night
A chance of showers and thunderstorms before 4am, then a slight chance of showers. Increasing clouds, with a low around 69. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 50%.
Saturday
Mostly sunny, with a high near 91. South southwest wind around 10 mph becoming west northwest in the morning.
Saturday Night
Mostly cloudy, with a low around 70.
Sunday
Mostly sunny, with a high near 88.
Sunday Night
Mostly cloudy, with a low around 67.
Monday
Mostly sunny, with a high near 85.
Monday Night
Partly cloudy, with a low around 64.
Tuesday
Partly sunny, with a high near 85.
Tuesday Night
Partly cloudy, with a low around 65.
Wednesday
Mostly sunny, with a high near 88.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles ENE Iona SD
 43.61°N 99.2°W (Elev. 1749 ft)
Last Update:
10:58 pm CDT Aug 26, 2026
Forecast Valid:
11pm CDT Aug 26, 2026-6pm CDT Sep 2, 2026
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation