Current conditions at

Wittman Regional Airport (KOSH)

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

Overcast

54°F

12°C

Humidity 75%
Wind Speed E 8 mph
Barometer 30.20 in (1022.4 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Wind Chill52°F (11°C)
Last update 15 Oct 3:53 am CDT
Detailed forecast for

Winnebago County

Early This Morning
Cloudy. Lows in the upper 40s. East wind 5 to 10 mph.
Today
A chance of showers in the morning, then showers in the afternoon. Highs in the upper 50s. East wind 5 to 10 mph. Chance of rain near 100 percent.
Tonight
Showers. Lows in the middle 40s. Northeast wind 5 to 10 mph shifting to the northwest 10 to 15 mph after midnight. Chance of rain near 100 percent.
Friday
Blustery. Mostly cloudy with a chance of showers. Highs in the lower 50s. North wind 15 to 25 mph with gusts to around 40 mph. Chance of rain 50 percent.
Friday Night
Colder. Clear. Widespread frost after midnight. Lows in the lower 30s. North wind 10 to 15 mph in the evening becoming light and variable.
Saturday
Sunny. Areas of frost in the morning. Highs in the middle 50s. Southwest wind 10 to 15 mph.
Saturday Night Through Sunday Night
Blustery. Clear. Lows around 40. Highs in the lower 60s.
Monday And Monday Night
Mostly clear. Highs in the middle 60s. Lows in the lower 40s.
Tuesday And Tuesday Night
Clear. Highs in the upper 60s. Lows in the middle 40s.
Wednesday
Mostly sunny. Highs in the upper 60s.



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322 AM CDT Thu Oct 15 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database