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

72°F

22°C

Humidity 100%
Wind Speed Calm
Barometer 30.05 in
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Last update 15 Jun 9:15 pm CDT
Extended Forecast for

Donnan IA

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly after 4am. Mostly cloudy, with a low around 64. South wind around 7 mph.

    Low: 64 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Monday

    Monday: A 40 percent chance of showers and thunderstorms, mainly before 1pm. Partly sunny, with a high near 83. South wind 7 to 15 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 83 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 67. South wind around 10 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 67 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A chance of showers and thunderstorms before 1pm, then showers likely and possibly a thunderstorm between 1pm and 4pm, then showers and thunderstorms likely after 4pm. Partly sunny, with a high near 83. West wind around 9 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    High: 83 °F

    Chance
    T-storms then
    T-storms
    Likely

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm. Low around 65. North wind around 7 mph becoming east after midnight. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 65 °F

    T-storms then
    Showers

  • Wednesday

    Wednesday: Showers likely before 10am, then showers likely and possibly a thunderstorm between 10am and 1pm, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 80. East wind 9 to 13 mph becoming northwest in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    High: 80 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 60. Northwest wind 7 to 10 mph.

    Low: 60 °F

    Chance
    T-storms

  • Juneteenth

    Juneteenth: Sunny, with a high near 82. Northwest wind around 9 mph.

    High: 82 °F

    Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of showers after 1am. Mostly clear, with a low around 63. West wind 6 to 8 mph becoming south after midnight.

    Low: 63 °F

    Mostly Clear
    then Slight
    Chance
    Showers

Detailed Forecast

Tonight
A 30 percent chance of showers and thunderstorms, mainly after 4am. Mostly cloudy, with a low around 64. South wind around 7 mph.
Monday
A 40 percent chance of showers and thunderstorms, mainly before 1pm. Partly sunny, with a high near 83. South wind 7 to 15 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. Mostly cloudy, with a low around 67. South wind around 10 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday
A chance of showers and thunderstorms before 1pm, then showers likely and possibly a thunderstorm between 1pm and 4pm, then showers and thunderstorms likely after 4pm. Partly sunny, with a high near 83. West wind around 9 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday Night
Showers and possibly a thunderstorm. Low around 65. North wind around 7 mph becoming east after midnight. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
Showers likely before 10am, then showers likely and possibly a thunderstorm between 10am and 1pm, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 80. East wind 9 to 13 mph becoming northwest in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
A 30 percent chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 60. Northwest wind 7 to 10 mph.
Juneteenth
Sunny, with a high near 82. Northwest wind around 9 mph.
Thursday Night
A 20 percent chance of showers after 1am. Mostly clear, with a low around 63. West wind 6 to 8 mph becoming south after midnight.
Friday
A 20 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 85. Breezy, with a south wind 10 to 18 mph, with gusts as high as 26 mph.
Friday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71. Breezy, with a south wind around 17 mph, with gusts as high as 25 mph.
Saturday
Sunny, with a high near 91. Breezy, with a south wind 15 to 17 mph.
Saturday Night
Mostly clear, with a low around 73. South wind around 15 mph, with gusts as high as 25 mph.
Sunday
Sunny, with a high near 90. Breezy, with a south wind 16 to 21 mph, with gusts as high as 30 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Donnan IA
 42.89°N 91.86°W
Last Update:
6:28 pm CDT Jun 15, 2025
Forecast Valid:
9pm CDT Jun 15, 2025-6pm CDT Jun 22, 2025
 
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Additional Resources

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Chance of Precipitation