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

46°F

8°C

Humidity 83%
Wind Speed SW 6 mph
Barometer 29.94 in (1013.6 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Wind Chill43°F (6°C)
Last update 9 Apr 3:53 am CDT
Extended Forecast for

Winnebago WI

  • Today

    Today: Sunny, with a high near 54. West wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 54 °F

    Sunny

  • Tonight

    Tonight: Rain likely, mainly between 1am and 4am. Mostly cloudy, with a low around 37. Light and variable wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 37 °F

    Rain Likely

  • Friday

    Friday: Mostly sunny, with a high near 53. Light and variable wind becoming northwest 5 to 7 mph in the morning.

    High: 53 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 33. Calm wind.

    Low: 33 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 55. Light south wind becoming south southeast 5 to 10 mph in the morning.

    High: 55 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm. Low around 43. Chance of precipitation is 80%.

    Low: 43 °F

    Showers

  • Sunday

    Sunday: Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 68. Chance of precipitation is 70%.

    High: 68 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 58. Chance of precipitation is 60%.

    Low: 58 °F

    Showers
    Likely

  • Monday

    Monday: A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 73. Chance of precipitation is 40%.

    High: 73 °F

    Slight Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

Today
Sunny, with a high near 54. West wind 10 to 15 mph, with gusts as high as 25 mph.
Tonight
Rain likely, mainly between 1am and 4am. Mostly cloudy, with a low around 37. Light and variable wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Mostly sunny, with a high near 53. Light and variable wind becoming northwest 5 to 7 mph in the morning.
Friday Night
Mostly clear, with a low around 33. Calm wind.
Saturday
Mostly sunny, with a high near 55. Light south wind becoming south southeast 5 to 10 mph in the morning.
Saturday Night
Showers and possibly a thunderstorm. Low around 43. Chance of precipitation is 80%.
Sunday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 68. Chance of precipitation is 70%.
Sunday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 58. Chance of precipitation is 60%.
Monday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 73. Chance of precipitation is 40%.
Monday Night
Showers and possibly a thunderstorm. Low around 53. Chance of precipitation is 80%.
Tuesday
Showers and thunderstorms likely. Mostly cloudy, with a high near 63. Chance of precipitation is 70%.
Tuesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 39. Chance of precipitation is 70%.
Wednesday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 56.
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:
4:06 am CDT Apr 9, 2026
Forecast Valid:
4am CDT Apr 9, 2026-6pm CDT Apr 15, 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