Hazardous Weather Conditions
Current conditions at
Wittman Regional Airport (KOSH)
Lat: 43.97°NLon: 88.56°WElev: 801ft.
Fair
-5°F
-21°C
| Humidity | 75% |
| Wind Speed | Vrbl 5 mph |
| Barometer | 30.24 in (1027.7 mb) |
| Dewpoint | -11°F (-24°C) |
| Visibility | 10.00 mi |
| Wind Chill | -16°F (-27°C) |
| Last update | 20 Jan 5:53 am CST |
Extended Forecast for
3 Miles ESE Winnebago WI
Cold Weather Advisory January 20, 06:52am until January 20, 10:00am
NOW until 10:00am Tue

Cold Weather Advisory
Today

High: 11 °F
Increasing
CloudsTonight

Low: 9 °F
Snow Likely
Wednesday

High: 21 °F
Chance Snow
Wednesday Night
Low: 3 °F
Slight Chance
Snow then
Partly CloudyThursday

High: 11 °F
Mostly Sunny
Thursday Night

Low: -14 °F
Partly Cloudy
Friday

High: -7 °F
Cold
Friday Night

Low: -17 °F
Mostly Clear
Detailed Forecast
Today
Increasing clouds, with a high near 11. Wind chill values between -15 and -25. West southwest wind 9 to 14 mph, with gusts as high as 21 mph.
Tonight
Snow likely, mainly between 10pm and 5am. Cloudy, with a steady temperature around 9. South southwest wind 5 to 9 mph becoming northeast after midnight. Chance of precipitation is 70%. New snow accumulation of around an inch possible.
Wednesday
A 30 percent chance of snow, mainly before noon. Mostly cloudy, with a high near 21. North wind 6 to 14 mph becoming west southwest in the morning. Winds could gust as high as 22 mph.
Wednesday Night
A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 3. Wind chill values between -5 and -15. West wind 14 to 20 mph, with gusts as high as 24 mph.
Thursday
Mostly sunny, with a high near 11. West wind 16 to 20 mph, with gusts as high as 24 mph.
Thursday Night
Partly cloudy, with a low around -14.
Friday
Sunny and cold, with a high near -7.
Friday Night
Mostly clear, with a low around -17.
Saturday
Mostly sunny and cold, with a high near 0.
Saturday Night
A 20 percent chance of snow. Partly cloudy, with a low around -8.
Sunday
A 20 percent chance of snow. Mostly sunny and cold, with a high near 8.
Sunday Night
A 20 percent chance of snow. Mostly cloudy, with a low around -6.
Monday
Mostly sunny and cold, with a high near 10.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
3 Miles ESE Winnebago WI
44.03°N 88.44°W (Elev. 748 ft)
44.03°N 88.44°W (Elev. 748 ft)
3:56 am CST Jan 20, 2026
6am CST Jan 20, 2026-6pm CST Jan 26, 2026



