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Hazardous Weather Conditions

Current conditions at

Wittman Regional Airport (KOSH)

Lat: 43.97°NLon: 88.56°WElev: 801ft.

Fair

33°F

1°C

Humidity 89%
Wind Speed S 3 mph
Barometer 30.39 in (1029.9 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 11 Apr 5:53 am CDT
Extended Forecast for

Winnebago WI

  • Today

    Today: A 10 percent chance of showers after 5pm. Increasing clouds, with a high near 55. South southeast wind 5 to 11 mph.

    High: 55 °F

    Sunny then
    Slight Chance
    Showers

  • Tonight

    Tonight: Showers and thunderstorms before 3am, then showers likely and possibly a thunderstorm between 3am and 5am, then a chance of showers and thunderstorms after 5am. Low around 43. South southeast wind 10 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 43 °F

    Showers

  • Sunday

    Sunday: Showers and thunderstorms before 10am, then showers likely and possibly a thunderstorm between 10am and 1pm, then a chance of showers after 1pm. High near 70. South southwest wind 14 to 21 mph, with gusts as high as 32 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 70 °F

    Showers then
    Showers
    Likely

  • Sunday Night

    Sunday Night: Showers likely before 10pm, then showers likely and possibly a thunderstorm between 10pm and 1am, then a chance of showers after 1am. Mostly cloudy, with a low around 57. Southwest wind 14 to 20 mph, with gusts as high as 31 mph. Chance of precipitation is 60%.

    Low: 57 °F

    Showers
    Likely

  • Monday

    Monday: A slight chance of showers between 1pm and 4pm, then a slight chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 72. West southwest wind 8 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 20%.

    High: 72 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm. Low around 55. Chance of precipitation is 80%.

    Low: 55 °F

    Showers

  • Tuesday

    Tuesday: 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

  • Tuesday Night

    Tuesday Night: Rain and possibly a thunderstorm before 1am, then a chance of rain. Low around 53. Chance of precipitation is 80%.

    Low: 53 °F

    Rain

  • Wednesday

    Wednesday: A slight chance of rain, then a chance of rain and thunderstorms after 1pm. Partly sunny, with a high near 70. Chance of precipitation is 40%.

    High: 70 °F

    Chance Rain

Detailed Forecast

Today
A 10 percent chance of showers after 5pm. Increasing clouds, with a high near 55. South southeast wind 5 to 11 mph.
Tonight
Showers and thunderstorms before 3am, then showers likely and possibly a thunderstorm between 3am and 5am, then a chance of showers and thunderstorms after 5am. Low around 43. South southeast wind 10 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
Showers and thunderstorms before 10am, then showers likely and possibly a thunderstorm between 10am and 1pm, then a chance of showers after 1pm. High near 70. South southwest wind 14 to 21 mph, with gusts as high as 32 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night
Showers likely before 10pm, then showers likely and possibly a thunderstorm between 10pm and 1am, then a chance of showers after 1am. Mostly cloudy, with a low around 57. Southwest wind 14 to 20 mph, with gusts as high as 31 mph. Chance of precipitation is 60%.
Monday
A slight chance of showers between 1pm and 4pm, then a slight chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 72. West southwest wind 8 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 20%.
Monday Night
Showers and possibly a thunderstorm. Low around 55. Chance of precipitation is 80%.
Tuesday
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%.
Tuesday Night
Rain and possibly a thunderstorm before 1am, then a chance of rain. Low around 53. Chance of precipitation is 80%.
Wednesday
A slight chance of rain, then a chance of rain and thunderstorms after 1pm. Partly sunny, with a high near 70. Chance of precipitation is 40%.
Wednesday Night
A 50 percent chance of rain and thunderstorms. Partly cloudy, with a low around 50.
Thursday
A 40 percent chance of rain. Mostly sunny, with a high near 72.
Thursday Night
A 40 percent chance of rain. Partly cloudy, with a low around 52.
Friday
A 40 percent chance of rain. Partly sunny, with a high near 69.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Winnebago WI
 44.08°N 88.53°W (Elev. 787 ft)
Last Update:
5:27 am CDT Apr 11, 2026
Forecast Valid:
6am CDT Apr 11, 2026-6pm CDT Apr 17, 2026
 
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