Hazardous Weather Conditions

Current conditions at

Wittman Regional Airport (KOSH)

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

Fair

35°F

2°C

Humidity 85%
Wind Speed Calm
Barometer 29.94 in (1014.6 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Last update 16 Feb 9:53 pm CST
Detailed forecast for

Winnebago County

Tonight
Mostly clear in the evening then becoming mostly cloudy. Lows in the lower 30s. Light and variable wind becoming east 5 to 10 mph after midnight.
Tuesday
Colder. Mostly cloudy. A slight chance of light rain in the afternoon. Highs in the lower 40s. East wind 10 to 15 mph. Chance of rain 20 percent.
Tuesday Night
Light rain. Nearly steady temperature around 40. Southeast wind 10 to 15 mph. Chance of rain near 100 percent.
Wednesday
Not as cool. Partly sunny with a 50 percent chance of light rain. Highs in the middle 50s. Southwest wind 10 to 15 mph.
Wednesday Night
Partly cloudy. Lows around 30. Southwest wind 5 to 10 mph.
Thursday
Mostly sunny. Highs in the middle 40s.
Thursday Night
Light rain and snow. Lows in the lower 30s. Chance of precipitation 80 percent.
Friday
Light snow likely. Highs in the upper 30s. Chance of snow 60 percent.
Friday Night
Mostly cloudy with a 30 percent chance of light snow. Lows in the middle 20s.
Saturday
Partly cloudy. Highs in the middle 30s.
Saturday Night And Sunday
Mostly cloudy. Lows in the upper teens. Highs around 30.
Sunday Night
Partly cloudy. Lows 10 to 15.
Monday
Mostly sunny. Highs in the upper 20s.



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853 PM CST Mon Feb 16 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database