Hazardous Weather Conditions

Current conditions at

Wittman Regional Airport (KOSH)

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

Fair

49°F

9°C

Humidity 86%
Wind Speed S 5 mph
Barometer 30.29 in (1026.1 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Wind Chill47°F (8°C)
Last update 20 Oct 8:53 pm CDT
Detailed forecast for

Calumet County

Tonight
Clear in the evening then becoming mostly cloudy. Patchy fog. Lows in the middle 40s. South wind 5 to 10 mph.
Wednesday
Sunny. Patchy fog in the morning. Highs in the upper 60s. Southwest wind 5 to 10 mph.
Wednesday Night
Clear. Patchy fog after midnight. Lows around 50. Light and variable wind.
Thursday
Mostly sunny. Highs in the middle 60s. Light and variable wind becoming east 5 to 10 mph in the afternoon.
Thursday Night
Mostly clear. Lows in the upper 40s. Southeast wind 5 to 10 mph in the evening becoming light and variable.
Friday
Mostly sunny. Highs in the middle 60s.
Friday Night
Partly cloudy. Lows in the middle 50s.
Saturday Through Sunday
Mostly cloudy. Highs in the middle 60s. Lows in the middle 50s.
Sunday Night
Mostly cloudy. Lows in the upper 40s.
Monday And Monday Night
Partly cloudy. Highs in the middle 50s. Lows in the lower 40s.
Tuesday
Mostly sunny. Highs in the lower 50s.



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558 PM CDT Tue Oct 20 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database