Hazardous Weather Conditions
Current conditions at
Wittman Regional Airport (KOSH)
Lat: 43.97°NLon: 88.56°WElev: 801ft.
Fog/Mist
57°F
14°C
| Humidity | 93% |
| Wind Speed | NE 7 mph |
| Barometer | 29.74 in (1006.8 mb) |
| Dewpoint | 55°F (13°C) |
| Visibility | 5.00 mi |
| Last update | 15 Apr 5:53 pm CDT |
Extended Forecast for
Winnebago WI
Flood Watch until April 16, 07:00am
Dense Fog Advisory April 15, 11:00pm until April 16, 10:00am
NOW until 7:00am Thu

Flood Watch
Tonight

Low: 49 °F
Rain Likely
and Patchy
FogThursday
High: 64 °F
Chance Rain
and Areas Fog
then Mostly
SunnyThursday Night

Low: 47 °F
Mostly Clear
Friday
High: 70 °F
Partly Sunny
then Chance
RainFriday Night

Low: 40 °F
Rain
Saturday

High: 49 °F
Chance Rain
Saturday Night

Low: 31 °F
Partly Cloudy
Sunday

High: 47 °F
Mostly Sunny
Detailed Forecast
Tonight
Rain likely and possibly a thunderstorm before 1am, then a chance of rain and thunderstorms after 1am. Patchy fog after 8pm. Otherwise, cloudy, with a low around 49. Calm wind becoming north northeast around 5 mph after midnight. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Thursday
A 40 percent chance of rain and thunderstorms, mainly before 9am. Areas of fog before 11am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 64. Northeast wind around 6 mph becoming west southwest in the afternoon.
Thursday Night
Mostly clear, with a low around 47. Calm wind becoming south southeast around 6 mph after midnight.
Friday
A 30 percent chance of rain after 1pm. Partly sunny, with a high near 70. South southeast wind 8 to 16 mph, with gusts as high as 26 mph.
Friday Night
Rain and possibly a thunderstorm before 1am, then rain likely. Low around 40. South southeast wind around 15 mph becoming west after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 100%.
Saturday
A 30 percent chance of rain, mainly before 1pm. Partly sunny, with a high near 49.
Saturday Night
Partly cloudy, with a low around 31.
Sunday
Mostly sunny, with a high near 47.
Sunday Night
Partly cloudy, with a low around 30.
Monday
Sunny, with a high near 55.
Monday Night
Partly cloudy, with a low around 44.
Tuesday
Mostly sunny, with a high near 66.
Tuesday Night
Partly cloudy, with a low around 43.
Wednesday
Mostly sunny, with a high near 61.
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)
5:46 pm CDT Apr 15, 2026
6pm CDT Apr 15, 2026-6pm CDT Apr 22, 2026



