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Hazardous Weather Conditions

Current conditions at

Wittman Regional Airport (KOSH)

Lat: 43.97°NLon: 88.56°WElev: 801ft.

Fair

69°F

21°C

Humidity 51%
Wind Speed W 9 G 16 mph
Barometer 29.94 in (1013.2 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 19 Jun 12:53 pm CDT
Extended Forecast for

Winnebago WI

  • Juneteenth

    Juneteenth: Mostly sunny, with a high near 74. West northwest wind around 11 mph.

    High: 74 °F

    Mostly Sunny

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly before midnight. Mostly cloudy, with a low around 55. West wind 7 to 9 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 55 °F

    Showers
    Likely then
    Chance
    T-storms

  • Saturday

    Saturday: Partly sunny, with a high near 75. West northwest wind 10 to 13 mph, with gusts as high as 21 mph.

    High: 75 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 54. Northwest wind 5 to 8 mph becoming calm in the evening.

    Low: 54 °F

    Partly Cloudy

  • Sunday

    Sunday: A 20 percent chance of showers after 1pm. Partly sunny, with a high near 73. Light east northeast wind becoming east 5 to 10 mph in the morning.

    High: 73 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Sunday Night

    Sunday Night: A 30 percent chance of showers before 1am. Mostly cloudy, with a low around 53.

    Low: 53 °F

    Chance
    Showers

  • Monday

    Monday: Mostly sunny, with a high near 74.

    High: 74 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 54.

    Low: 54 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers after 1pm. Partly sunny, with a high near 75.

    High: 75 °F

    Partly Sunny
    then Slight
    Chance
    Showers

Detailed Forecast

Juneteenth
Mostly sunny, with a high near 74. West northwest wind around 11 mph.
Tonight
Showers and thunderstorms likely, mainly before midnight. Mostly cloudy, with a low around 55. West wind 7 to 9 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
Partly sunny, with a high near 75. West northwest wind 10 to 13 mph, with gusts as high as 21 mph.
Saturday Night
Partly cloudy, with a low around 54. Northwest wind 5 to 8 mph becoming calm in the evening.
Sunday
A 20 percent chance of showers after 1pm. Partly sunny, with a high near 73. Light east northeast wind becoming east 5 to 10 mph in the morning.
Sunday Night
A 30 percent chance of showers before 1am. Mostly cloudy, with a low around 53.
Monday
Mostly sunny, with a high near 74.
Monday Night
Partly cloudy, with a low around 54.
Tuesday
A 20 percent chance of showers after 1pm. Partly sunny, with a high near 75.
Tuesday Night
A chance of showers and thunderstorms, then showers likely after 1am. Mostly cloudy, with a low around 56. Chance of precipitation is 60%.
Wednesday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 74.
Wednesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 55.
Thursday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 76.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Winnebago WI
 44.08°N 88.53°W (Elev. 787 ft)
Last Update:
1:06 pm CDT Jun 19, 2026
Forecast Valid:
1pm CDT Jun 19, 2026-6pm CDT Jun 25, 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