Hazardous Weather Conditions
Current conditions at
Wittman Regional Airport (KOSH)
Lat: 43.97°NLon: 88.56°WElev: 801ft.
Overcast
45°F
7°C
| Humidity | 34% |
| Wind Speed | NW 14 G 25 mph |
| Barometer | 30.14 in (1021.8 mb) |
| Dewpoint | 18°F (-8°C) |
| Visibility | 10.00 mi |
| Wind Chill | 39°F (4°C) |
| Last update | 19 Apr 5:53 pm CDT |
Extended Forecast for
2 Miles SE Green Lake WI
Tonight
Low: 27 °F
Partly Cloudy
then FrostMonday
High: 51 °F
Frost then
Mostly SunnyMonday Night
Low: 40 °F
Partly Cloudy
Tuesday
High: 71 °F
Sunny
Tuesday Night
Low: 40 °F
Mostly Clear
Wednesday
High: 70 °F
Sunny
Wednesday Night
Low: 52 °F
Partly Cloudy
Thursday
High: 77 °F
Breezy.
Mostly Sunny
then Slight
Chance
ShowersThursday Night
Low: 56 °F
Showers
Likely and
Breezy
Detailed Forecast
Tonight
Widespread frost after 4am. Otherwise, mostly cloudy, then gradually becoming clear, with a low around 27. Northwest wind 10 to 15 mph becoming light and variable in the evening.
Monday
Widespread frost before 8am. Otherwise, sunny, with a high near 51. Southwest wind 5 to 10 mph.
Monday Night
Partly cloudy, with a low around 40. South wind 10 to 15 mph.
Tuesday
Sunny, with a high near 71. Southwest wind 5 to 10 mph becoming west in the afternoon.
Tuesday Night
Mostly clear, with a low around 40. North wind around 5 mph becoming northeast after midnight.
Wednesday
Sunny, with a high near 70. East wind 5 to 10 mph becoming southeast in the afternoon.
Wednesday Night
Partly cloudy, with a low around 52. Southeast wind around 10 mph.
Thursday
A 20 percent chance of showers after 1pm. Partly sunny, with a high near 77. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph.
Thursday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 56. Breezy. Chance of precipitation is 70%.
Friday
A 40 percent chance of showers. Partly sunny, with a high near 66.
Friday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 42.
Saturday
A 20 percent chance of showers. Partly sunny, with a high near 61.
Saturday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 40.
Sunday
A 20 percent chance of showers. Partly sunny, with a high near 60.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT THIS FORECAST
Point Forecast:
2 Miles SE Green Lake WI
43.81°N 88.94°W (Elev. 850 ft)
43.81°N 88.94°W (Elev. 850 ft)
2:32 pm CDT Apr 19, 2026
6pm CDT Apr 19, 2026-6pm CDT Apr 26, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
