Severe Thunderstorms in the Central U.S.; Heavy to Excessive Rainfall in the Ohio Valley and Central Appalachians

Severe thunderstorms producing damaging winds, hail, and a few tornadoes are expected through Tuesday across parts of the central Plains and lower to mid Missouri Valley. Heavy to excessive rainfall could produce flooding across portions of the Ohio Valley into the Central Appalachians through Tuesday. Read More >

Hazardous Weather Conditions

Current conditions at

Wittman Regional Airport (KOSH)

Lat: 43.97°NLon: 88.56°WElev: 801ft.

Overcast

76°F

24°C

Humidity 67%
Wind Speed SE 8 mph
Barometer 29.84 in (1009.3 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 16 Jun 7:53 pm CDT
Extended Forecast for

Winnebago WI

  • Tonight

    Tonight: A chance of showers and thunderstorms between midnight and 4am, then a slight chance of showers.  Mostly cloudy, with a low around 65. South wind around 9 mph.  Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 65 °F

    Chance
    Showers

  • Tuesday

    Tuesday: Mostly sunny, with a high near 81. West wind around 10 mph.

    High: 81 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers and thunderstorms after 1am.  Mostly cloudy, with a low around 63. West northwest wind 3 to 7 mph.

    Low: 63 °F

    Partly Cloudy
    then Chance
    T-storms

  • Wednesday

    Wednesday: Showers likely, then showers and possibly a thunderstorm after 1pm.  High near 75. East wind 5 to 9 mph.  Chance of precipitation is 80%.

    High: 75 °F

    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 4am, then a slight chance of showers.  Mostly cloudy, with a low around 61. North northeast wind 7 to 9 mph becoming west northwest after midnight.  Chance of precipitation is 40%.

    Low: 61 °F

    Chance
    T-storms then
    Chance
    Showers

  • Juneteenth

    Juneteenth: A 40 percent chance of showers and thunderstorms after 1pm.  Sunny, with a high near 79.

    High: 79 °F

    Sunny then
    Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 1am, then a slight chance of showers.  Partly cloudy, with a low around 59. Chance of precipitation is 30%.

    Low: 59 °F

    Chance
    T-storms

  • Friday

    Friday: A slight chance of showers, then a chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 78. Chance of precipitation is 30%.

    High: 78 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am.  Mostly cloudy, with a low around 65. Chance of precipitation is 60%.

    Low: 65 °F

    Chance
    T-storms then
    Showers
    Likely

Detailed Forecast

Tonight
A chance of showers and thunderstorms between midnight and 4am, then a slight chance of showers. Mostly cloudy, with a low around 65. South wind around 9 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday
Mostly sunny, with a high near 81. West wind around 10 mph.
Tuesday Night
A 40 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 63. West northwest wind 3 to 7 mph.
Wednesday
Showers likely, then showers and possibly a thunderstorm after 1pm. High near 75. East wind 5 to 9 mph. Chance of precipitation is 80%.
Wednesday Night
A chance of showers and thunderstorms before 4am, then a slight chance of showers. Mostly cloudy, with a low around 61. North northeast wind 7 to 9 mph becoming west northwest after midnight. Chance of precipitation is 40%.
Juneteenth
A 40 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 79.
Thursday Night
A chance of showers and thunderstorms before 1am, then a slight chance of showers. Partly cloudy, with a low around 59. Chance of precipitation is 30%.
Friday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 78. Chance of precipitation is 30%.
Friday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 65. Chance of precipitation is 60%.
Saturday
A 30 percent chance of showers and thunderstorms, mainly before 1pm. Partly sunny, with a high near 85.
Saturday Night
Partly cloudy, with a low around 70.
Sunday
Sunny, with a high near 87.
Sunday Night
Mostly clear, with a low around 73.
Monday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86.
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ABOUT THIS FORECAST

 
Point Forecast:
Winnebago WI
 44.08°N 88.53°W (Elev. 787 ft)
6:01 pm CDT Jun 16, 2025
8pm CDT Jun 16, 2025-6pm CDT Jun 23, 2025
 
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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