Hazardous Weather Conditions

Current conditions at

Wittman Regional Airport (KOSH)

Lat: 43.97° N Lon: 88.56° W Elev: 801 ft.

Overcast

63°F

17°C

Humidity 70%
Wind Speed E 10 mph
Barometer 30.27 in (1024.8 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Last update 18 Sep 2:53 pm CDT
Detailed forecast for

Winnebago County

This Afternoon
Mostly cloudy with a chance of showers. Nearly steady temperature in the mid 60s. East wind 10 to 15 mph. Chance of rain 50 percent.
Tonight
Showers and a chance of thunderstorms. Lows in the middle 50s. East wind 10 to 15 mph. Chance of rain near 100 percent.
Saturday
Showers and a slight chance of thunderstorms. Highs in the middle 60s. East wind 10 to 15 mph. Chance of rain near 100 percent.
Saturday Night
Cloudy with a 50 percent chance of showers. Lows in the middle 50s. Northeast wind 10 to 15 mph.
Sunday
Partly sunny. Highs in the middle 60s. Northeast wind 10 to 20 mph with gusts to around 30 mph.
Sunday Night Through Monday Night
Mostly cloudy. Lows in the upper 40s. Highs in the lower 60s.
Tuesday
Partly sunny. Highs in the lower 60s.
Tuesday Night Through Wednesday Night
Mostly clear. Lows in the upper 40s. Highs in the middle 60s.
Thursday
Partly cloudy. Highs in the upper 60s.



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123 PM CDT Fri Sep 18 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database