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.

Mostly Cloudy

52°F

11°C

Humidity 97%
Wind Speed S 12 mph
Barometer 29.55 in (1000.7 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Wind Chill48°F (9°C)
Last update 7 Mar 6:53 am CST
Extended Forecast for

2 Miles SSE Green Lake WI

  • Today

    Today: A 20 percent chance of showers before 9am. Mostly cloudy, with a temperature falling to around 40 by 5pm. West wind around 15 mph.

    High: 53 °F⇓

    Slight Chance
    Showers then
    Mostly Cloudy

  • Tonight

    Tonight: Mostly clear, with a low around 32. Breezy, with a southwest wind 10 to 20 mph, with gusts as high as 30 mph.

    Low: 32 °F

    Mostly Clear
    then Mostly
    Clear and
    Breezy

  • Sunday

    Sunday: Sunny, with a high near 59. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 59 °F

    Sunny and
    Breezy then
    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 45. Breezy, with a southwest wind around 20 mph, with gusts as high as 30 mph.

    Low: 45 °F

    Partly Cloudy
    and Breezy

  • Monday

    Monday: Sunny, with a high near 67. Southwest wind 10 to 15 mph becoming northwest in the afternoon.

    High: 67 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 35. Northwest wind 10 to 15 mph becoming northeast after midnight.

    Low: 35 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 50 percent chance of showers after noon. Increasing clouds, with a high near 49. Breezy, with a northeast wind 15 to 20 mph, with gusts as high as 25 mph.

    High: 49 °F

    Sunny then
    Chance
    Showers and
    Breezy

  • Tuesday Night

    Tuesday Night: Rain and snow likely, mainly before midnight. Cloudy, with a low around 29. Blustery, with a northeast wind 15 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 29 °F

    Rain/Snow
    Likely and
    Blustery

  • Wednesday

    Wednesday: A chance of rain and snow before noon, then a chance of snow. Cloudy, with a high near 40. Chance of precipitation is 50%.

    High: 40 °F

    Chance
    Rain/Snow
    then Chance
    Snow

Detailed Forecast

Today
A 20 percent chance of showers before 9am. Mostly cloudy, with a temperature falling to around 40 by 5pm. West wind around 15 mph.
Tonight
Mostly clear, with a low around 32. Breezy, with a southwest wind 10 to 20 mph, with gusts as high as 30 mph.
Sunday
Sunny, with a high near 59. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph.
Sunday Night
Partly cloudy, with a low around 45. Breezy, with a southwest wind around 20 mph, with gusts as high as 30 mph.
Monday
Sunny, with a high near 67. Southwest wind 10 to 15 mph becoming northwest in the afternoon.
Monday Night
Mostly clear, with a low around 35. Northwest wind 10 to 15 mph becoming northeast after midnight.
Tuesday
A 50 percent chance of showers after noon. Increasing clouds, with a high near 49. Breezy, with a northeast wind 15 to 20 mph, with gusts as high as 25 mph.
Tuesday Night
Rain and snow likely, mainly before midnight. Cloudy, with a low around 29. Blustery, with a northeast wind 15 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
A chance of rain and snow before noon, then a chance of snow. Cloudy, with a high near 40. Chance of precipitation is 50%.
Wednesday Night
A 20 percent chance of snow before midnight. Partly cloudy, with a low around 22.
Thursday
Partly sunny, with a high near 44.
Thursday Night
A chance of rain and snow. Cloudy, with a low around 30. Breezy. Chance of precipitation is 50%.
Friday
A chance of rain and snow. Mostly cloudy, with a high near 48. Breezy. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSE Green Lake WI
 43.81°N 88.94°W (Elev. 850 ft)
Last Update:
6:33 am CST Mar 7, 2026
Forecast Valid:
7am CST Mar 7, 2026-6pm CDT Mar 13, 2026
 
Forecast Discussion
 
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Additional Resources

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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