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

Hazardous Weather Conditions

Current conditions at

Oelwein Municipal Airport (KOLZ)

Lat: 42.68°NLon: 91.98°WElev: 1070ft.

Overcast

68°F

20°C

Humidity 94%
Wind Speed S 17 G 23 mph
Barometer 29.67 in
Dewpoint 66°F (19°C)
Visibility 9.00 mi
Last update 17 Apr 11:55 am CDT
Extended Forecast for

4 Miles N Sumner IA

  • This Afternoon

    This Afternoon: A 50 percent chance of showers and thunderstorms, mainly after 2pm. Some of the storms could be severe. Mostly cloudy, with a high near 75. Windy, with a south wind 23 to 26 mph, with gusts as high as 31 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 75 °F

    Severe
    Thunderstorms
    and Windy

  • Tonight

    Tonight: A chance of showers and thunderstorms before 7pm, then a slight chance of showers between 7pm and 8pm. Some of the storms could be severe. Cloudy, then gradually becoming partly cloudy, with a low around 32. Windy, with a northwest wind 18 to 21 mph, with gusts as high as 31 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 32 °F

    Windy. Severe
    Thunderstorms
    then Mostly
    Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 46. Windy, with a northwest wind 18 to 22 mph, with gusts as high as 30 mph.

    High: 46 °F

    Mostly Sunny
    and Windy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 30. Blustery, with a west northwest wind 7 to 16 mph, with gusts as high as 25 mph.

    Low: 30 °F

    Mostly Clear
    and Blustery
    then Mostly
    Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 50. Breezy, with a northwest wind 8 to 16 mph, with gusts as high as 23 mph.

    High: 50 °F

    Mostly Sunny
    then Sunny
    and Breezy

  • Sunday Night

    Sunday Night: Clear, with a low around 29.

    Low: 29 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 59. Breezy.

    High: 59 °F

    Sunny then
    Sunny and
    Breezy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 47. Breezy.

    Low: 47 °F

    Partly Cloudy
    then Partly
    Cloudy and
    Breezy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 73.

    High: 73 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A 50 percent chance of showers and thunderstorms, mainly after 2pm. Some of the storms could be severe. Mostly cloudy, with a high near 75. Windy, with a south wind 23 to 26 mph, with gusts as high as 31 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
A chance of showers and thunderstorms before 7pm, then a slight chance of showers between 7pm and 8pm. Some of the storms could be severe. Cloudy, then gradually becoming partly cloudy, with a low around 32. Windy, with a northwest wind 18 to 21 mph, with gusts as high as 31 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
Mostly sunny, with a high near 46. Windy, with a northwest wind 18 to 22 mph, with gusts as high as 30 mph.
Saturday Night
Mostly clear, with a low around 30. Blustery, with a west northwest wind 7 to 16 mph, with gusts as high as 25 mph.
Sunday
Mostly sunny, with a high near 50. Breezy, with a northwest wind 8 to 16 mph, with gusts as high as 23 mph.
Sunday Night
Clear, with a low around 29.
Monday
Sunny, with a high near 59. Breezy.
Monday Night
Partly cloudy, with a low around 47. Breezy.
Tuesday
Mostly sunny, with a high near 73.
Tuesday Night
Clear, with a low around 47.
Wednesday
Sunny, with a high near 74.
Wednesday Night
Partly cloudy, with a low around 54.
Thursday
A 30 percent chance of showers. Mostly sunny, with a high near 75. Windy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N Sumner IA
 42.89°N 92.07°W
Last Update:
9:09 am CDT Apr 17, 2026
Forecast Valid:
12pm CDT Apr 17, 2026-6pm CDT Apr 23, 2026
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation