National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Wittman Regional Airport (KOSH)

Lat: 43.97°NLon: 88.56°WElev: 801ft.

Fair

10°F

-12°C

Humidity 69%
Wind Speed N 14 mph
Barometer 30.20 in (1025.1 mb)
Dewpoint 2°F (-17°C)
Visibility 10.00 mi
Wind Chill-6°F (-21°C)
Last update 7 Dec 8:53 am CST
Extended Forecast for

Winnebago WI

  • Today

    Today: Sunny, with a high near 17. North northwest wind 7 to 10 mph, with gusts as high as 21 mph.

    High: 17 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 3. North wind around 6 mph becoming calm in the evening.

    Low: 3 °F

    Partly Cloudy

  • Monday

    Monday: A chance of flurries. Mostly cloudy, with a high near 23. Light and variable wind becoming south 6 to 11 mph in the morning. Winds could gust as high as 21 mph.

    High: 23 °F

    Chance
    Flurries

  • Monday Night

    Monday Night: Snow. Low around 18. South southwest wind 11 to 16 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Low: 18 °F

    Snow

  • Tuesday

    Tuesday: A chance of rain and snow after noon. Mostly cloudy, with a high near 34. West wind 8 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 40%.

    High: 34 °F

    Mostly Cloudy
    then Chance
    Rain/Snow

  • Tuesday Night

    Tuesday Night: Snow before 9pm, then rain and snow between 9pm and 3am, then snow after 3am. Low around 26. Chance of precipitation is 100%.

    Low: 26 °F

    Rain/Snow

  • Wednesday

    Wednesday: A 40 percent chance of snow, mainly before noon. Mostly cloudy, with a high near 32.

    High: 32 °F

    Chance Snow

  • Wednesday Night

    Wednesday Night: A 20 percent chance of snow. Mostly cloudy, with a low around 10.

    Low: 10 °F

    Slight Chance
    Snow

  • Thursday

    Thursday: A 30 percent chance of snow, mainly after noon. Partly sunny, with a high near 21.

    High: 21 °F

    Chance Snow

Detailed Forecast

Today
Sunny, with a high near 17. North northwest wind 7 to 10 mph, with gusts as high as 21 mph.
Tonight
Partly cloudy, with a low around 3. North wind around 6 mph becoming calm in the evening.
Monday
A chance of flurries. Mostly cloudy, with a high near 23. Light and variable wind becoming south 6 to 11 mph in the morning. Winds could gust as high as 21 mph.
Monday Night
Snow. Low around 18. South southwest wind 11 to 16 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Tuesday
A chance of rain and snow after noon. Mostly cloudy, with a high near 34. West wind 8 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 40%.
Tuesday Night
Snow before 9pm, then rain and snow between 9pm and 3am, then snow after 3am. Low around 26. Chance of precipitation is 100%.
Wednesday
A 40 percent chance of snow, mainly before noon. Mostly cloudy, with a high near 32.
Wednesday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 10.
Thursday
A 30 percent chance of snow, mainly after noon. Partly sunny, with a high near 21.
Thursday Night
A 30 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 5.
Friday
A 20 percent chance of snow. Partly sunny, with a high near 14.
Friday Night
A 20 percent chance of snow. Mostly cloudy, with a low around -2.
Saturday
Partly sunny, with a high near 11.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Winnebago WI
 44.06°N 88.53°W (Elev. 758 ft)
Last Update:
8:32 am CST Dec 7, 2025
Forecast Valid:
8am CST Dec 7, 2025-6pm CST Dec 13, 2025
 
Forecast Discussion
 
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Additional Resources

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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