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.

Light Snow

19°F

-7°C

Humidity 74%
Wind Speed NW 17 G 29 mph
Barometer 30.28 in (1027.4 mb)
Dewpoint 12°F (-11°C)
Visibility 4.00 mi
Wind Chill4°F (-16°C)
Last update 22 Feb 10:53 am CST
Extended Forecast for

2 Miles SSE Green Lake WI

  • Today

    Today: Snow likely, mainly before 2pm. Mostly cloudy, with a high near 25. Blustery, with a northwest wind around 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. Total daytime snow accumulation of less than a half inch possible.

    High: 25 °F

    Snow Likely
    and Blustery

  • Tonight

    Tonight: A slight chance of snow before 8pm, then a chance of flurries between 8pm and 9pm. Cloudy during the early evening, then gradual clearing, with a low around 9. Wind chill values between -5 and 5. Blustery, with a north wind 15 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    Low: 9 °F

    Slight Chance
    Snow and
    Blustery then
    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 24. Wind chill values between -5 and 5. North wind 5 to 15 mph.

    High: 24 °F

    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 14. Light and variable wind becoming south 10 to 15 mph after midnight.

    Low: 14 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Snow likely, mainly after noon. Mostly cloudy, with a high near 37. Breezy, with a south wind 15 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    High: 37 °F

    Snow Likely
    and Breezy

  • Tuesday Night

    Tuesday Night: A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 16. Breezy, with a west wind 15 to 20 mph.

    Low: 16 °F

    Breezy.
    Slight Chance
    Snow then
    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 26. West wind 5 to 15 mph.

    High: 26 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 30 percent chance of snow, mainly after midnight. Mostly cloudy, with a low around 13. West wind 5 to 10 mph becoming northeast after midnight.

    Low: 13 °F

    Chance Snow

  • Thursday

    Thursday: A 30 percent chance of snow before noon. Mostly sunny, with a high near 34.

    High: 34 °F

    Chance Snow
    then Mostly
    Sunny

Detailed Forecast

Today
Snow likely, mainly before 2pm. Mostly cloudy, with a high near 25. Blustery, with a northwest wind around 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. Total daytime snow accumulation of less than a half inch possible.
Tonight
A slight chance of snow before 8pm, then a chance of flurries between 8pm and 9pm. Cloudy during the early evening, then gradual clearing, with a low around 9. Wind chill values between -5 and 5. Blustery, with a north wind 15 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Monday
Sunny, with a high near 24. Wind chill values between -5 and 5. North wind 5 to 15 mph.
Monday Night
Mostly cloudy, with a low around 14. Light and variable wind becoming south 10 to 15 mph after midnight.
Tuesday
Snow likely, mainly after noon. Mostly cloudy, with a high near 37. Breezy, with a south wind 15 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Tuesday Night
A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 16. Breezy, with a west wind 15 to 20 mph.
Wednesday
Mostly sunny, with a high near 26. West wind 5 to 15 mph.
Wednesday Night
A 30 percent chance of snow, mainly after midnight. Mostly cloudy, with a low around 13. West wind 5 to 10 mph becoming northeast after midnight.
Thursday
A 30 percent chance of snow before noon. Mostly sunny, with a high near 34.
Thursday Night
Partly cloudy, with a low around 21.
Friday
Mostly sunny, with a high near 48.
Friday Night
Mostly cloudy, with a low around 26.
Saturday
A 20 percent chance of snow. Partly sunny, with a high near 37.
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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:
11:34 am CST Feb 22, 2026
Forecast Valid:
11am CST Feb 22, 2026-6pm CST Feb 28, 2026
 
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Additional Resources

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Chance of Precipitation