National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Wittman Regional Airport (KOSH)

Lat: 43.97°NLon: 88.56°WElev: 801ft.

Fair

32°F

0°C

Humidity 92%
Wind Speed W 3 mph
Barometer 30.05 in (1018.4 mb)
Dewpoint 30°F (-1°C)
Visibility 8.00 mi
Last update 21 Nov 7:53 am CST
Extended Forecast for

2 Miles SSE Green Lake WI

  • Today

    Today: Mostly sunny, with a high near 44. West wind 5 to 10 mph.

    High: 44 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 24. Northwest wind around 5 mph becoming calm in the evening.

    Low: 24 °F

    Mostly Clear

  • Saturday

    Saturday: Partly sunny, with a high near 46. Light southwest wind increasing to 5 to 10 mph in the morning.

    High: 46 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 30. West wind around 10 mph.

    Low: 30 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 51. West wind around 5 mph.

    High: 51 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 33. Southwest wind around 5 mph.

    Low: 33 °F

    Mostly Clear

  • Monday

    Monday: A 30 percent chance of rain after noon. Increasing clouds, with a high near 52. South wind 5 to 10 mph.

    High: 52 °F

    Partly Sunny
    then Chance
    Rain

  • Monday Night

    Monday Night: Rain. Low around 42. South wind around 10 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 42 °F

    Rain

  • Tuesday

    Tuesday: A 50 percent chance of rain. Mostly cloudy, with a high near 50.

    High: 50 °F

    Chance Rain

Detailed Forecast

Today
Mostly sunny, with a high near 44. West wind 5 to 10 mph.
Tonight
Mostly clear, with a low around 24. Northwest wind around 5 mph becoming calm in the evening.
Saturday
Partly sunny, with a high near 46. Light southwest wind increasing to 5 to 10 mph in the morning.
Saturday Night
Mostly clear, with a low around 30. West wind around 10 mph.
Sunday
Sunny, with a high near 51. West wind around 5 mph.
Sunday Night
Mostly clear, with a low around 33. Southwest wind around 5 mph.
Monday
A 30 percent chance of rain after noon. Increasing clouds, with a high near 52. South wind 5 to 10 mph.
Monday Night
Rain. Low around 42. South wind around 10 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday
A 50 percent chance of rain. Mostly cloudy, with a high near 50.
Tuesday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 29.
Wednesday
A slight chance of rain and snow. Mostly cloudy, with a high near 36. Breezy. Chance of precipitation is 20%.
Wednesday Night
Mostly cloudy, with a low around 21.
Thanksgiving Day
Partly sunny, with a high near 31.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSE Green Lake WI
 43.81°N 88.94°W (Elev. 850 ft)
Last Update:
8:12 am CST Nov 21, 2025
Forecast Valid:
8am CST Nov 21, 2025-6pm CST Nov 27, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation