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

Hazardous Weather Conditions

Current conditions at

Wittman Regional Airport (KOSH)

Lat: 43.97°NLon: 88.56°WElev: 801ft.

Fair

30°F

-1°C

Humidity 47%
Wind Speed NW 14 G 21 mph
Barometer 29.94 in (1014.6 mb)
Dewpoint 12°F (-11°C)
Visibility 10.00 mi
Wind Chill19°F (-7°C)
Last update 28 Feb 1:53 am CST
Extended Forecast for

2 Miles SE Green Lake WI

  • Overnight

    Overnight: Partly cloudy, with a low around 20. Northwest wind 10 to 15 mph.

    Low: 20 °F

    Partly Cloudy

  • Saturday

    Saturday: Snow, mainly after noon. High near 24. North wind 5 to 10 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

    High: 24 °F

    Chance Snow
    then Snow

  • Saturday Night

    Saturday Night: Snow, mainly before 9pm. Low around 8. Wind chill values between zero and 5. North wind 5 to 10 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.

    Low: 8 °F

    Snow then
    Mostly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 25. Wind chill values between zero and 10. North wind around 5 mph.

    High: 25 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 9. Calm wind becoming south around 5 mph after midnight.

    Low: 9 °F

    Mostly Clear

  • Monday

    Monday: Increasing clouds, with a high near 37. South wind 5 to 15 mph.

    High: 37 °F

    Increasing
    Clouds

  • Monday Night

    Monday Night: A 50 percent chance of snow after midnight. Mostly cloudy, with a low around 26. South wind 5 to 10 mph.

    Low: 26 °F

    Mostly Cloudy
    then Chance
    Snow

  • Tuesday

    Tuesday: Snow likely, possibly mixed with rain, mainly before noon. Mostly cloudy, with a high near 39. Southeast wind 5 to 10 mph becoming north in the afternoon. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 39 °F

    Rain/Snow
    Likely then
    Chance
    Rain/Snow

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 24.

    Low: 24 °F

    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 20. Northwest wind 10 to 15 mph.
Saturday
Snow, mainly after noon. High near 24. North wind 5 to 10 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.
Saturday Night
Snow, mainly before 9pm. Low around 8. Wind chill values between zero and 5. North wind 5 to 10 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.
Sunday
Sunny, with a high near 25. Wind chill values between zero and 10. North wind around 5 mph.
Sunday Night
Mostly clear, with a low around 9. Calm wind becoming south around 5 mph after midnight.
Monday
Increasing clouds, with a high near 37. South wind 5 to 15 mph.
Monday Night
A 50 percent chance of snow after midnight. Mostly cloudy, with a low around 26. South wind 5 to 10 mph.
Tuesday
Snow likely, possibly mixed with rain, mainly before noon. Mostly cloudy, with a high near 39. Southeast wind 5 to 10 mph becoming north in the afternoon. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
Partly cloudy, with a low around 24.
Wednesday
A 20 percent chance of rain after noon. Mostly sunny, with a high near 44.
Wednesday Night
A 40 percent chance of rain. Partly cloudy, with a low around 32.
Thursday
A 30 percent chance of rain. Mostly cloudy, with a high near 49.
Thursday Night
A 30 percent chance of rain. Cloudy, with a low around 36.
Friday
A 40 percent chance of rain. Mostly cloudy, with a high near 52.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SE Green Lake WI
 43.81°N 88.94°W (Elev. 850 ft)
Last Update:
1:57 am CST Feb 28, 2026
Forecast Valid:
2am CST Feb 28, 2026-6pm CST Mar 6, 2026
 
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