Current conditions at

Wittman Regional Airport (KOSH)

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

Fair

72°F

22°C

Humidity 29%
Wind Speed E 13 mph
Barometer 30.37 in (1027.7 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Last update 2 Jun 12:53 pm CDT
Detailed forecast for

Calumet County

Today
Sunny. Highs in the middle 70s. East wind 10 to 15 mph.
Tonight
Clear. Lows in the lower 50s. Southeast wind 5 to 10 mph.
Wednesday
Mostly sunny in the morning then becoming partly cloudy. Highs around 80. Southwest wind 5 to 10 mph.
Wednesday Night
Partly cloudy. Lows around 60. South wind 10 to 15 mph.
Thursday
Partly sunny. Highs in the lower 80s. Southwest wind 10 to 15 mph.
Thursday Night
Mostly cloudy with a chance of showers. Lows in the lower 60s. Chance of rain 50 percent.
Friday And Friday Night
Showers likely and a chance of thunderstorms. Highs around 80. Lows in the lower 60s. Chance of rain 70 percent.
Saturday
Partly sunny with a 50 percent chance of showers and thunderstorms. Highs in the upper 70s.
Saturday Night
Partly cloudy with a chance of showers. Lows around 60. Chance of rain 30 percent.
Sunday
Partly cloudy. Highs around 80.
Sunday Night
Mostly clear. Lows in the lower 60s.
Monday
Partly cloudy. Highs in the lower 80s.



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1123 AM CDT Tue Jun 2 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database