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

Oelwein Municipal Airport (KOLZ)

Lat: 42.68°NLon: 91.98°WElev: 1070ft.

Overcast

39°F

4°C

Humidity 100%
Wind Speed N 9 mph
Barometer 30.08 in
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 1 Nov 10:15 am CDT
Extended Forecast for

Sumner IA

  • Today

    Today: A 30 percent chance of showers, mainly before noon. Cloudy, with a high near 44. North wind 7 to 9 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 44 °F

    Chance
    Showers

  • Tonight

    Tonight: Mostly cloudy, with a low around 31. North wind around 5 mph becoming calm in the evening.

    Low: 31 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 50. Breezy, with a south southwest wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 26 mph.

    High: 50 °F

    Partly Sunny
    then Sunny
    and Breezy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 38. South southwest wind 10 to 14 mph, with gusts as high as 23 mph.

    Low: 38 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 57. Northwest wind 10 to 14 mph, with gusts as high as 20 mph.

    High: 57 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 33.

    Low: 33 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 59.

    High: 59 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 39.

    Low: 39 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 59.

    High: 59 °F

    Sunny

Detailed Forecast

Today
A 30 percent chance of showers, mainly before noon. Cloudy, with a high near 44. North wind 7 to 9 mph. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Mostly cloudy, with a low around 31. North wind around 5 mph becoming calm in the evening.
Sunday
Mostly sunny, with a high near 50. Breezy, with a south southwest wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 26 mph.
Sunday Night
Partly cloudy, with a low around 38. South southwest wind 10 to 14 mph, with gusts as high as 23 mph.
Monday
Sunny, with a high near 57. Northwest wind 10 to 14 mph, with gusts as high as 20 mph.
Monday Night
Partly cloudy, with a low around 33.
Tuesday
Mostly sunny, with a high near 59.
Tuesday Night
Partly cloudy, with a low around 39.
Wednesday
Sunny, with a high near 59.
Wednesday Night
Mostly clear, with a low around 33.
Thursday
Mostly sunny, with a high near 58.
Thursday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 42.
Friday
Mostly sunny, with a high near 55.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sumner IA
 42.85°N 92.1°W
Last Update:
6:16 am CDT Nov 1, 2025
Forecast Valid:
10am CDT Nov 1, 2025-6pm CST Nov 7, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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