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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 85%
Wind Speed SE 9 mph
Barometer 30.27 in (1026.1 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Wind Chill25°F (-4°C)
Last update 20 Apr 1:53 am CDT
Extended Forecast for

Winnebago WI

  • Overnight

    Overnight: Clear, with a low around 26. Light east wind.

    Low: 26 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 52. Light south southwest wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 18 mph.

    High: 52 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 40. South wind around 10 mph, with gusts as high as 20 mph.

    Low: 40 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 70. South southwest wind 5 to 7 mph becoming west northwest in the afternoon.

    High: 70 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 40. East northeast wind 3 to 6 mph.

    Low: 40 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 51.

    Low: 51 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 75.

    High: 75 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 56. Chance of precipitation is 70%.

    Low: 56 °F

    Showers
    Likely

Detailed Forecast

Overnight
Clear, with a low around 26. Light east wind.
Monday
Sunny, with a high near 52. Light south southwest wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 18 mph.
Monday Night
Partly cloudy, with a low around 40. South wind around 10 mph, with gusts as high as 20 mph.
Tuesday
Sunny, with a high near 70. South southwest wind 5 to 7 mph becoming west northwest in the afternoon.
Tuesday Night
Mostly clear, with a low around 40. East northeast wind 3 to 6 mph.
Wednesday
Sunny, with a high near 67.
Wednesday Night
Partly cloudy, with a low around 51.
Thursday
Mostly sunny, with a high near 75.
Thursday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 56. Chance of precipitation is 70%.
Friday
A 40 percent chance of showers. Mostly cloudy, with a high near 67.
Friday Night
A 20 percent chance of showers. Partly cloudy, with a low around 44.
Saturday
Sunny, with a high near 62.
Saturday Night
Mostly cloudy, with a low around 42.
Sunday
Mostly sunny, with a high near 60.
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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:
1:56 am CDT Apr 20, 2026
Forecast Valid:
2am CDT Apr 20, 2026-6pm CDT Apr 26, 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