Hazardous Weather Conditions
Current conditions at
Wittman Regional Airport (KOSH)
Lat: 43.97°NLon: 88.56°WElev: 801ft.
Fair
61°F
16°C
| Humidity | 81% |
| Wind Speed | S 10 mph |
| Barometer | 29.84 in (1010.1 mb) |
| Dewpoint | 55°F (13°C) |
| Visibility | 10.00 mi |
| Last update | 17 Apr 8:53 am CDT |
Extended Forecast for
Winnebago WI
Flood Watch April 17, 01:00pm until April 18, 07:00am
Today
High: 72 °F
Partly Sunny
then Chance
T-stormsTonight
Low: 38 °F
Showers then
Chance
T-stormsSaturday

High: 46 °F
Slight Chance
Rain/SnowSaturday Night

Low: 31 °F
Mostly Clear
Sunday

High: 47 °F
Mostly Sunny
Sunday Night

Low: 30 °F
Mostly Clear
Monday

High: 53 °F
Sunny
Monday Night

Low: 42 °F
Mostly Cloudy
Tuesday

High: 68 °F
Mostly Sunny
Detailed Forecast
Today
A 30 percent chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 72. South southeast wind 11 to 20 mph, with gusts as high as 31 mph.
Tonight
Showers and thunderstorms before 2am, then a slight chance of showers between 2am and 4am. Low around 38. South wind 14 to 17 mph becoming west northwest after midnight. Winds could gust as high as 28 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Saturday
A slight chance of rain and snow showers, mainly between 10am and 1pm. Mostly sunny, with a high near 46. West wind 17 to 20 mph, with gusts as high as 32 mph. Chance of precipitation is 20%.
Saturday Night
Mostly clear, with a low around 31. West wind 9 to 17 mph, with gusts as high as 29 mph.
Sunday
Mostly sunny, with a high near 47. Northwest wind 10 to 14 mph, with gusts as high as 22 mph.
Sunday Night
Mostly clear, with a low around 30.
Monday
Sunny, with a high near 53.
Monday Night
Mostly cloudy, with a low around 42.
Tuesday
Mostly sunny, with a high near 68.
Tuesday Night
Mostly clear, with a low around 43.
Wednesday
Sunny, with a high near 67.
Wednesday Night
Partly cloudy, with a low around 47.
Thursday
A 20 percent chance of showers. Mostly sunny, with a high near 70.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Winnebago WI
44.08°N 88.53°W (Elev. 787 ft)
44.08°N 88.53°W (Elev. 787 ft)
8:42 am CDT Apr 17, 2026
9am CDT Apr 17, 2026-6pm CDT Apr 23, 2026



