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

63°F

17°C

Humidity 100%
Wind Speed SW 12 G 17 mph
Barometer 29.77 in
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 13 Apr 3:55 am CDT
Extended Forecast for

4 Miles N Sumner IA

  • Today

    Today: A 30 percent chance of showers and thunderstorms, mainly between 3pm and 4pm. Partly sunny, with a high near 75. Breezy, with a south wind 7 to 12 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 26 mph.

    High: 75 °F

    Partly Sunny
    then Chance
    T-storms and
    Breezy

  • Tonight

    Tonight: A 50 percent chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 59. Breezy, with a south southwest wind 11 to 18 mph, with gusts as high as 28 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 59 °F

    Chance
    T-storms and
    Breezy

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 77. Southwest wind around 10 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 77 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms between 1am and 4am, then a chance of showers after 4am. Mostly cloudy, with a low around 54. Southwest wind 8 to 10 mph becoming northeast after midnight. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 54 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers and possibly a thunderstorm after 1pm. High near 71. East wind 8 to 14 mph becoming south in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 71 °F

    Chance
    Showers then
    Showers

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 53. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 53 °F

    Showers
    Likely

  • Thursday

    Thursday: A chance of showers and thunderstorms before 7am, then a slight chance of showers. Mostly sunny, with a high near 72. Chance of precipitation is 30%.

    High: 72 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

  • Friday

    Friday: Showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 79. Windy. Chance of precipitation is 70%.

    High: 79 °F

    Windy. Mostly
    Sunny then
    Showers
    Likely

Detailed Forecast

Today
A 30 percent chance of showers and thunderstorms, mainly between 3pm and 4pm. Partly sunny, with a high near 75. Breezy, with a south wind 7 to 12 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 26 mph.
Tonight
A 50 percent chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 59. Breezy, with a south southwest wind 11 to 18 mph, with gusts as high as 28 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
A 50 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 77. Southwest wind around 10 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms between 1am and 4am, then a chance of showers after 4am. Mostly cloudy, with a low around 54. Southwest wind 8 to 10 mph becoming northeast after midnight. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers and possibly a thunderstorm after 1pm. High near 71. East wind 8 to 14 mph becoming south in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 53. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
A chance of showers and thunderstorms before 7am, then a slight chance of showers. Mostly sunny, with a high near 72. Chance of precipitation is 30%.
Thursday Night
Mostly clear, with a low around 56.
Friday
Showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 79. Windy. Chance of precipitation is 70%.
Friday Night
Showers likely, mainly before 1am. Mostly cloudy, with a low around 40. Breezy. Chance of precipitation is 60%.
Saturday
A chance of rain and snow showers. Partly sunny, with a high near 51. Windy. Chance of precipitation is 30%.
Saturday Night
Mostly cloudy, with a low around 31. Blustery.
Sunday
Sunny, with a high near 53.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N Sumner IA
 42.89°N 92.07°W
Last Update:
4:06 am CDT Apr 13, 2026
Forecast Valid:
4am CDT Apr 13, 2026-6pm CDT Apr 19, 2026
 
Forecast Discussion
 
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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