Current conditions at

Oelwein Municipal Airport (KOLZ)

Lat: 42.68°NLon: 91.98°WElev: 1070ft.

Fair

72°F

22°C

Humidity 65%
Wind Speed NE 7 mph
Barometer 30.00 in
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 25 Jun 7:55 pm CDT
Extended Forecast for

Sumner IA

  • Tonight

    Tonight: Mostly cloudy, with a low around 58. East wind 3 to 7 mph.

    Low: 58 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 75. East southeast wind 8 to 11 mph.

    High: 75 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 56. East wind 6 to 10 mph.

    Low: 56 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 79. East southeast wind 8 to 15 mph, with gusts as high as 21 mph.

    High: 79 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms after 1am.  Mostly cloudy, with a low around 66. Southeast wind 13 to 15 mph, with gusts as high as 22 mph.  New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 66 °F

    Partly Cloudy
    then Chance
    T-storms

  • Sunday

    Sunday: A slight chance of thunderstorms before 7am.  Partly sunny, with a high near 88. Windy.  Chance of precipitation is 10%.

    High: 88 °F

    Windy. Slight
    Chance
    T-storms then
    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 75. Breezy.

    Low: 75 °F

    Mostly Clear
    and Breezy

  • Monday

    Monday: Mostly sunny, with a high near 91. Windy.

    High: 91 °F

    Mostly Sunny
    and Windy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 75. Windy.

    Low: 75 °F

    Partly Cloudy
    and Windy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 58. East wind 3 to 7 mph.
Friday
Partly sunny, with a high near 75. East southeast wind 8 to 11 mph.
Friday Night
Mostly clear, with a low around 56. East wind 6 to 10 mph.
Saturday
Mostly sunny, with a high near 79. East southeast wind 8 to 15 mph, with gusts as high as 21 mph.
Saturday Night
A 30 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 66. Southeast wind 13 to 15 mph, with gusts as high as 22 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
A slight chance of thunderstorms before 7am. Partly sunny, with a high near 88. Windy. Chance of precipitation is 10%.
Sunday Night
Mostly clear, with a low around 75. Breezy.
Monday
Mostly sunny, with a high near 91. Windy.
Monday Night
Partly cloudy, with a low around 75. Windy.
Tuesday
Mostly sunny, with a high near 92. Breezy.
Tuesday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74. Breezy.
Wednesday
Mostly sunny, with a high near 91.
Wednesday Night
Partly cloudy, with a low around 73.
Thursday
Sunny, with a high near 91.
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ABOUT THIS FORECAST

 
Point Forecast:
Sumner IA
 42.85°N 92.1°W
7:52 pm CDT Jun 25, 2026
8pm CDT Jun 25, 2026-6pm CDT Jul 2, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database