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.

Overcast

32°F

0°C

Humidity 82%
Wind Speed SW 10 G 20 mph
Barometer 29.82 in (1010.8 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill24°F (-4°C)
Last update 8 Mar 1:53 am CDT
Extended Forecast for

2 Miles SSE Green Lake WI

  • Overnight

    Overnight: Mostly cloudy, with a low around 32. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 25 mph.

    Low: 32 °F

    Mostly Cloudy
    and Breezy

  • Sunday

    Sunday: Mostly 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

    Mostly Sunny
    and Breezy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 43. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 25 mph.

    Low: 43 °F

    Partly Cloudy
    and Breezy

  • Monday

    Monday: Sunny, with a high near 65. Southwest wind 5 to 15 mph becoming southeast in the afternoon.

    High: 65 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 36. Northeast wind 5 to 15 mph.

    Low: 36 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 40 percent chance of rain after noon. Increasing clouds, with a high near 51. Breezy, with a northeast wind 15 to 20 mph.

    High: 51 °F

    Mostly Sunny
    then Chance
    Rain and
    Breezy

  • Tuesday Night

    Tuesday Night: Rain likely before midnight, then rain likely, possibly mixed with snow between midnight and 3am, then rain, snow, and freezing rain likely after 3am. Cloudy, with a low around 31. Blustery, with a northeast wind around 20 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 31 °F

    Blustery.
    Rain Likely
    then Wintry
    Mix Likely

  • Wednesday

    Wednesday: Snow likely, possibly mixed with rain and freezing rain before noon, then a chance of snow. Mostly cloudy, with a high near 38. Breezy, with a north wind around 20 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 38 °F

    Breezy.
    Wintry Mix
    Likely then
    Chance Snow

  • Wednesday Night

    Wednesday Night: A 20 percent chance of snow before midnight. Mostly clear, with a low around 20.

    Low: 20 °F

    Slight Chance
    Snow then
    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 32. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 25 mph.
Sunday
Mostly 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 43. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 25 mph.
Monday
Sunny, with a high near 65. Southwest wind 5 to 15 mph becoming southeast in the afternoon.
Monday Night
Mostly clear, with a low around 36. Northeast wind 5 to 15 mph.
Tuesday
A 40 percent chance of rain after noon. Increasing clouds, with a high near 51. Breezy, with a northeast wind 15 to 20 mph.
Tuesday Night
Rain likely before midnight, then rain likely, possibly mixed with snow between midnight and 3am, then rain, snow, and freezing rain likely after 3am. Cloudy, with a low around 31. Blustery, with a northeast wind around 20 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
Snow likely, possibly mixed with rain and freezing rain before noon, then a chance of snow. Mostly cloudy, with a high near 38. Breezy, with a north wind around 20 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
A 20 percent chance of snow before midnight. Mostly clear, with a low around 20.
Thursday
A 20 percent chance of snow after noon. Mostly sunny, with a high near 40.
Thursday Night
Rain and snow likely. Cloudy, with a low around 30. Breezy. Chance of precipitation is 60%.
Friday
A chance of rain and snow. Mostly cloudy, with a high near 44. Breezy. Chance of precipitation is 30%.
Friday Night
Partly cloudy, with a low around 21.
Saturday
A 30 percent chance of snow. Mostly cloudy, with a high near 38.
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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:
1:32 am CST Mar 8, 2026
Forecast Valid:
1am CST Mar 8, 2026-6pm CDT Mar 14, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation