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

14°F

-10°C

Humidity 53%
Wind Speed NE 13 mph
Barometer 30.45 in (1034.1 mb)
Dewpoint 0°F (-18°C)
Visibility 10.00 mi
Wind Chill0°F (-18°C)
Last update 30 Jan 12:53 pm CST
Extended Forecast for

2 Miles SE Green Lake WI

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 13. Wind chill values between -5 and zero. North wind 10 to 15 mph.

    High: 13 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 5. Wind chill values between -5 and zero. Northwest wind 5 to 10 mph.

    Low: 5 °F

    Mostly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 20. Wind chill values between -5 and 5. Northwest wind 5 to 10 mph.

    High: 20 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 3. Wind chill values between -5 and zero. Calm wind becoming south around 5 mph after midnight.

    Low: 3 °F

    Mostly Clear

  • Sunday

    Sunday: A 30 percent chance of snow after noon. Partly sunny, with a high near 23. South wind around 10 mph.

    High: 23 °F

    Mostly Sunny
    then Chance
    Snow

  • Sunday Night

    Sunday Night: Snow likely before midnight. Mostly cloudy, with a low around 15. South wind around 10 mph becoming west after midnight. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 15 °F

    Snow Likely
    then Mostly
    Cloudy

  • Monday

    Monday: Partly sunny, with a high near 25. Northwest wind around 10 mph.

    High: 25 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 10. Northwest wind around 5 mph becoming north after midnight.

    Low: 10 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of snow after noon. Partly sunny, with a high near 22.

    High: 22 °F

    Partly Sunny
    then Slight
    Chance Snow

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 13. Wind chill values between -5 and zero. North wind 10 to 15 mph.
Tonight
Mostly cloudy, with a low around 5. Wind chill values between -5 and zero. Northwest wind 5 to 10 mph.
Saturday
Sunny, with a high near 20. Wind chill values between -5 and 5. Northwest wind 5 to 10 mph.
Saturday Night
Mostly clear, with a low around 3. Wind chill values between -5 and zero. Calm wind becoming south around 5 mph after midnight.
Sunday
A 30 percent chance of snow after noon. Partly sunny, with a high near 23. South wind around 10 mph.
Sunday Night
Snow likely before midnight. Mostly cloudy, with a low around 15. South wind around 10 mph becoming west after midnight. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Monday
Partly sunny, with a high near 25. Northwest wind around 10 mph.
Monday Night
Mostly cloudy, with a low around 10. Northwest wind around 5 mph becoming north after midnight.
Tuesday
A 20 percent chance of snow after noon. Partly sunny, with a high near 22.
Tuesday Night
Partly cloudy, with a low around 6.
Wednesday
Partly sunny, with a high near 22.
Wednesday Night
Mostly cloudy, with a low around 10.
Thursday
A 30 percent chance of snow. Mostly cloudy, with a high near 29.
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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:
1:22 pm CST Jan 30, 2026
Forecast Valid:
1pm CST Jan 30, 2026-6pm CST Feb 5, 2026
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation