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

37°F

3°C

Humidity 79%
Wind Speed NE 12 mph
Barometer 29.80 in (1009.1 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Wind Chill29°F (-2°C)
Last update 10 Mar 2:53 am CDT
Extended Forecast for

Winnebago WI

  • Overnight

    Overnight: Partly cloudy, with a low around 34. Northeast wind around 11 mph, with gusts as high as 22 mph.

    Low: 34 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 44. Northeast wind 14 to 16 mph, with gusts as high as 26 mph.

    High: 44 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Rain likely before 3am, then a chance of rain or freezing rain. Some thunder is also possible. Cloudy, with a low around 31. Northeast wind 13 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. Little or no ice accumulation expected.

    Low: 31 °F

    Rain Likely
    then Chance
    Rain/Freezing
    Rain

  • Wednesday

    Wednesday: Snow, freezing rain, and sleet likely before 10am, then snow likely, possibly mixed with freezing rain between 10am and 11am, then snow likely after 11am. Mostly cloudy, with a high near 37. North wind 14 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 70%. New snow and sleet accumulation of less than a half inch possible.

    High: 37 °F

    Wintry Mix
    Likely then
    Snow Likely

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 24. Northwest wind 6 to 11 mph, with gusts as high as 20 mph.

    Low: 24 °F

    Partly Cloudy

  • Thursday

    Thursday: Increasing clouds, with a high near 44.

    High: 44 °F

    Increasing
    Clouds

  • Thursday Night

    Thursday Night: Rain and snow. Low around 32. Chance of precipitation is 90%.

    Low: 32 °F

    Rain/Snow

  • Friday

    Friday: Snow, possibly mixed with rain, mainly before 7am. High near 41. Breezy. Chance of precipitation is 80%.

    High: 41 °F

    Breezy.
    Rain/Snow
    then Slight
    Chance
    Rain/Snow

  • Friday Night

    Friday Night: A 20 percent chance of snow after 1am. Partly cloudy, with a low around 25.

    Low: 25 °F

    Mostly Clear
    then Slight
    Chance Snow

Detailed Forecast

Overnight
Partly cloudy, with a low around 34. Northeast wind around 11 mph, with gusts as high as 22 mph.
Tuesday
Partly sunny, with a high near 44. Northeast wind 14 to 16 mph, with gusts as high as 26 mph.
Tuesday Night
Rain likely before 3am, then a chance of rain or freezing rain. Some thunder is also possible. Cloudy, with a low around 31. Northeast wind 13 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. Little or no ice accumulation expected.
Wednesday
Snow, freezing rain, and sleet likely before 10am, then snow likely, possibly mixed with freezing rain between 10am and 11am, then snow likely after 11am. Mostly cloudy, with a high near 37. North wind 14 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 70%. New snow and sleet accumulation of less than a half inch possible.
Wednesday Night
Partly cloudy, with a low around 24. Northwest wind 6 to 11 mph, with gusts as high as 20 mph.
Thursday
Increasing clouds, with a high near 44.
Thursday Night
Rain and snow. Low around 32. Chance of precipitation is 90%.
Friday
Snow, possibly mixed with rain, mainly before 7am. High near 41. Breezy. Chance of precipitation is 80%.
Friday Night
A 20 percent chance of snow after 1am. Partly cloudy, with a low around 25.
Saturday
A 50 percent chance of snow. Mostly cloudy, with a high near 39.
Saturday Night
Rain and snow. Low around 29. Chance of precipitation is 80%.
Sunday
Rain and snow likely. Cloudy, with a high near 35. Chance of precipitation is 70%.
Sunday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 12.
Monday
A 20 percent chance of snow. Mostly cloudy, with a high near 25.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Winnebago WI
 44.08°N 88.53°W (Elev. 787 ft)
Last Update:
3:12 am CDT Mar 10, 2026
Forecast Valid:
3am CDT Mar 10, 2026-6pm CDT Mar 16, 2026
 
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