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

3°F

-16°C

Humidity 76%
Wind Speed W 7 mph
Barometer 30.38 in (1031.6 mb)
Dewpoint -3°F (-19°C)
Visibility 10.00 mi
Wind Chill-9°F (-23°C)
Last update 7 Feb 5:53 am CST
Extended Forecast for

Winnebago WI

  • Today

    Today: Increasing clouds, with a high near 18. North northwest wind around 5 mph becoming calm in the morning.

    High: 18 °F

    Increasing
    Clouds

  • Tonight

    Tonight: A chance of snow or flurries before 1am, then a slight chance of snow between 1am and 5am. Mostly cloudy, with a steady temperature around 15. Calm wind becoming southeast around 6 mph after midnight. Chance of precipitation is 30%.

    Low: 15 °F

    Chance Snow

  • Sunday

    Sunday: Mostly cloudy, with a high near 29. South southeast wind 6 to 8 mph.

    High: 29 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 20. South wind around 7 mph.

    Low: 20 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 36. South southwest wind 6 to 9 mph.

    High: 36 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 29.

    Low: 29 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 40.

    High: 40 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of snow after midnight. Mostly cloudy, with a low around 25.

    Low: 25 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Wednesday

    Wednesday: Partly sunny, with a high near 33.

    High: 33 °F

    Partly Sunny

Detailed Forecast

Today
Increasing clouds, with a high near 18. North northwest wind around 5 mph becoming calm in the morning.
Tonight
A chance of snow or flurries before 1am, then a slight chance of snow between 1am and 5am. Mostly cloudy, with a steady temperature around 15. Calm wind becoming southeast around 6 mph after midnight. Chance of precipitation is 30%.
Sunday
Mostly cloudy, with a high near 29. South southeast wind 6 to 8 mph.
Sunday Night
Mostly cloudy, with a low around 20. South wind around 7 mph.
Monday
Mostly cloudy, with a high near 36. South southwest wind 6 to 9 mph.
Monday Night
Mostly cloudy, with a low around 29.
Tuesday
Partly sunny, with a high near 40.
Tuesday Night
A 20 percent chance of snow after midnight. Mostly cloudy, with a low around 25.
Wednesday
Partly sunny, with a high near 33.
Wednesday Night
A 20 percent chance of snow after midnight. Mostly cloudy, with a low around 19.
Thursday
A 20 percent chance of snow. Partly sunny, with a high near 33.
Thursday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 22.
Friday
A 20 percent chance of snow. Partly sunny, with a high near 35.
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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:
5:46 am CST Feb 7, 2026
Forecast Valid:
5am CST Feb 7, 2026-6pm CST Feb 13, 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