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.

Fair

55°F

13°C

Humidity 100%
Wind Speed S 20 mph
Barometer 29.88 in
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Wind Chill50°F (10°C)
Last update 12 Apr 2:55 am CDT
Extended Forecast for

4 Miles N Sumner IA

  • Overnight

    Overnight: A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a steady temperature around 54. Breezy, with a south wind around 17 mph, with gusts as high as 25 mph.

    Low: 54 °F

    Slight Chance
    T-storms and
    Breezy

  • Sunday

    Sunday: Showers and thunderstorms likely, mainly before 1pm. Mostly cloudy, with a high near 71. Windy, with a south southwest wind 17 to 25 mph, with gusts as high as 37 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 71 °F

    Showers
    Likely and
    Windy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 59. Windy, with a south southwest wind 13 to 22 mph, with gusts as high as 31 mph.

    Low: 59 °F

    Mostly Cloudy
    and Windy

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 76. Breezy, with a south wind 10 to 18 mph, with gusts as high as 25 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 76 °F

    Mostly Cloudy
    then Chance
    T-storms and
    Breezy

  • Monday Night

    Monday Night: A 50 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 59. Breezy, with a south southwest wind 10 to 17 mph, with gusts as high as 25 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 59 °F

    Chance
    T-storms and
    Breezy

  • Tuesday

    Tuesday: A slight chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 78. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 78 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 55. Chance of precipitation is 60%.

    Low: 55 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 72. Chance of precipitation is 60%.

    High: 72 °F

    Chance
    Showers then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 52.

    Low: 52 °F

    Chance
    T-storms

Detailed Forecast

Overnight
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a steady temperature around 54. Breezy, with a south wind around 17 mph, with gusts as high as 25 mph.
Sunday
Showers and thunderstorms likely, mainly before 1pm. Mostly cloudy, with a high near 71. Windy, with a south southwest wind 17 to 25 mph, with gusts as high as 37 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday Night
Mostly cloudy, with a low around 59. Windy, with a south southwest wind 13 to 22 mph, with gusts as high as 31 mph.
Monday
A 30 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 76. Breezy, with a south wind 10 to 18 mph, with gusts as high as 25 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday Night
A 50 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 59. Breezy, with a south southwest wind 10 to 17 mph, with gusts as high as 25 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday
A slight chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 78. Chance of precipitation is 60%. 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. Mostly cloudy, with a low around 55. Chance of precipitation is 60%.
Wednesday
A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 72. Chance of precipitation is 60%.
Wednesday Night
A 50 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 52.
Thursday
Mostly sunny, with a high near 75.
Thursday Night
Mostly clear, with a low around 57.
Friday
Showers likely and possibly a thunderstorm. Mostly sunny, with a high near 73. Windy. Chance of precipitation is 60%.
Friday Night
Showers likely and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 40. Breezy. Chance of precipitation is 60%.
Saturday
A 40 percent chance of showers. Partly sunny, with a high near 52. Breezy.
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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:
2:31 am CDT Apr 12, 2026
Forecast Valid:
3am CDT Apr 12, 2026-6pm CDT Apr 18, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation