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.

Overcast

22°F

-6°C

Humidity 66%
Wind Speed W 6 mph
Barometer 29.92 in (1015.1 mb)
Dewpoint 12°F (-11°C)
Visibility 10.00 mi
Wind Chill14°F (-10°C)
Last update 6 Dec 11:53 am CST
Extended Forecast for

Winnebago WI

  • This Afternoon

    This Afternoon: Scattered flurries before 3pm. Mostly cloudy, with a high near 21. West northwest wind 3 to 8 mph.

    High: 21 °F

    Scattered
    Flurries

  • Tonight

    Tonight: A chance of flurries before 10pm, then snow, mainly after 10pm. Low around 12. Calm wind becoming north around 6 mph after midnight. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    Low: 12 °F

    Snow Likely
    then Snow

  • Sunday

    Sunday: A 20 percent chance of snow before 9am. Mostly cloudy through mid morning, then becoming sunny, with a high near 18. North northwest wind 6 to 10 mph.

    High: 18 °F

    Slight Chance
    Snow then
    Mostly Sunny

  • Sunday Night

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

    Low: 3 °F

    Partly Cloudy

  • Monday

    Monday: A 20 percent chance of snow before noon. Mostly cloudy, with a high near 22. Light west southwest wind becoming south southwest 6 to 11 mph in the morning. Winds could gust as high as 18 mph.

    High: 22 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Monday Night

    Monday Night: Snow likely. Mostly cloudy, with a low around 16. Chance of precipitation is 70%.

    Low: 16 °F

    Snow Likely

  • Tuesday

    Tuesday: A 40 percent chance of snow. Mostly cloudy, with a high near 32.

    High: 32 °F

    Chance Snow

  • Tuesday Night

    Tuesday Night: Snow. Low around 24. Chance of precipitation is 90%.

    Low: 24 °F

    Snow

  • Wednesday

    Wednesday: A 50 percent chance of snow. Mostly cloudy, with a high near 30.

    High: 30 °F

    Chance Snow

Detailed Forecast

This Afternoon
Scattered flurries before 3pm. Mostly cloudy, with a high near 21. West northwest wind 3 to 8 mph.
Tonight
A chance of flurries before 10pm, then snow, mainly after 10pm. Low around 12. Calm wind becoming north around 6 mph after midnight. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Sunday
A 20 percent chance of snow before 9am. Mostly cloudy through mid morning, then becoming sunny, with a high near 18. North northwest wind 6 to 10 mph.
Sunday Night
Partly cloudy, with a low around 3. North northwest wind around 6 mph becoming calm in the evening.
Monday
A 20 percent chance of snow before noon. Mostly cloudy, with a high near 22. Light west southwest wind becoming south southwest 6 to 11 mph in the morning. Winds could gust as high as 18 mph.
Monday Night
Snow likely. Mostly cloudy, with a low around 16. Chance of precipitation is 70%.
Tuesday
A 40 percent chance of snow. Mostly cloudy, with a high near 32.
Tuesday Night
Snow. Low around 24. Chance of precipitation is 90%.
Wednesday
A 50 percent chance of snow. Mostly cloudy, with a high near 30.
Wednesday Night
A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 9.
Thursday
A 20 percent chance of snow. Partly sunny, with a high near 19.
Thursday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 6.
Friday
Partly sunny, with a high near 17.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Winnebago WI
 44.06°N 88.53°W (Elev. 758 ft)
Last Update:
10:56 am CST Dec 6, 2025
Forecast Valid:
12pm CST Dec 6, 2025-6pm CST Dec 12, 2025
 
Forecast Discussion
 
Get as KML Get as XML

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