


Hazardous Weather Conditions
Current conditions at
Wittman Regional Airport (KOSH)
Lat: 43.97°NLon: 88.56°WElev: 801ft.
Fair
76°F
24°C
Humidity | 82% |
Wind Speed | SE 12 mph |
Barometer | 29.98 in (1014.2 mb) |
Dewpoint | 70°F (21°C) |
Visibility | 10.00 mi |
Heat Index | 77°F (25°C) |
Last update | 16 Aug 2:53 pm CDT |
Extended Forecast for
Green Lake WI
Flood Watch August 16, 04:00pm until August 17, 10:00am
Severe T-storm Watch August 16, 03:06pm until August 16, 07:00pm
NOW until 7:00pm Sat
Severe T-storm Watch
This Afternoon
High: 79 °F
T-storms
Tonight
Low: 67 °F
T-storms
LikelySunday
High: 77 °F
Chance
T-stormsSunday Night
Low: 64 °F
Chance
T-stormsMonday
High: 84 °F
Showers
Likely then
T-storms
LikelyMonday Night
Low: 67 °F
Chance
T-stormsTuesday
High: 79 °F
Slight Chance
T-stormsTuesday Night
Low: 59 °F
Partly Cloudy
Detailed Forecast
This Afternoon
Showers and thunderstorms. High near 79. Southeast wind around 5 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
Showers and thunderstorms likely, mainly before 4am. Mostly cloudy, with a low around 67. North wind around 5 mph becoming calm. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 77. Northeast wind 10 to 15 mph.
Sunday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 64. East wind 5 to 10 mph.
Monday
Showers likely and possibly a thunderstorm before 1pm, then showers and thunderstorms likely after 1pm. Partly sunny, with a high near 84. Southeast wind around 10 mph becoming southwest in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 67. Southwest wind 5 to 10 mph becoming northwest after midnight.
Tuesday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 79. North wind 5 to 10 mph.
Tuesday Night
Partly cloudy, with a low around 59. North wind around 5 mph.
Wednesday
Mostly sunny, with a high near 74.
Wednesday Night
Mostly clear, with a low around 57.
Thursday
Sunny, with a high near 79.
Thursday Night
Mostly clear, with a low around 58.
Friday
Sunny, with a high near 81.
Friday Night
Partly cloudy, with a low around 60.
Saturday
Sunny, with a high near 77.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Green Lake WI
43.83°N 88.94°W (Elev. 869 ft)
43.83°N 88.94°W (Elev. 869 ft)
2:12 pm CDT Aug 16, 2025
3pm CDT Aug 16, 2025-6pm CDT Aug 23, 2025