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Hazardous Weather Conditions

Current conditions at

Wittman Regional Airport (KOSH)

Lat: 43.97°NLon: 88.56°WElev: 801ft.

Fog/Mist

26°F

-3°C

Humidity 88%
Wind Speed W 9 mph
Barometer 29.67 in (1006.4 mb)
Dewpoint 23°F (-5°C)
Visibility 5.00 mi
Wind Chill17°F (-8°C)
Last update 9 Dec 9:53 am CST
Extended Forecast for

Winnebago WI

Winter Weather Advisory December 9, 08:00pm until December 10, 09:00am
Click here for hazard details and duration
Winter Weather Advisory

  • Today

    Today: A 40 percent chance of snow after 4pm. Cloudy, with a high near 31. West wind 7 to 11 mph becoming south in the afternoon. Winds could gust as high as 21 mph.

    High: 31 °F

    Cloudy then
    Chance Snow

  • Tonight

    Tonight: Snow. The snow could be heavy at times. Low around 25. South wind 7 to 17 mph becoming north northwest after midnight. Winds could gust as high as 32 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.

    Low: 25 °F

    Heavy Snow

  • Wednesday

    Wednesday: A 40 percent chance of snow before 8am. Partly sunny, with a temperature rising to near 27 by 10am, then falling to around 21 during the remainder of the day. North wind 11 to 18 mph, with gusts as high as 32 mph.

    High: 27 °F⇓

    Chance Snow
    then Partly
    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 6. West northwest wind 7 to 10 mph.

    Low: 6 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 19. West wind 6 to 8 mph.

    High: 19 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A 30 percent chance of snow, mainly after midnight. Mostly cloudy, with a low around 3.

    Low: 3 °F

    Chance Snow

  • Friday

    Friday: A 50 percent chance of snow. Mostly cloudy, with a high near 19.

    High: 19 °F

    Chance Snow

  • Friday Night

    Friday Night: A 20 percent chance of snow before midnight. Mostly cloudy, with a low around -6.

    Low: -6 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Saturday

    Saturday: A 20 percent chance of snow after noon. Partly sunny and cold, with a high near 4.

    High: 4 °F

    Partly Sunny
    then Slight
    Chance Snow

Detailed Forecast

Today
A 40 percent chance of snow after 4pm. Cloudy, with a high near 31. West wind 7 to 11 mph becoming south in the afternoon. Winds could gust as high as 21 mph.
Tonight
Snow. The snow could be heavy at times. Low around 25. South wind 7 to 17 mph becoming north northwest after midnight. Winds could gust as high as 32 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.
Wednesday
A 40 percent chance of snow before 8am. Partly sunny, with a temperature rising to near 27 by 10am, then falling to around 21 during the remainder of the day. North wind 11 to 18 mph, with gusts as high as 32 mph.
Wednesday Night
Partly cloudy, with a low around 6. West northwest wind 7 to 10 mph.
Thursday
Mostly sunny, with a high near 19. West wind 6 to 8 mph.
Thursday Night
A 30 percent chance of snow, mainly after midnight. Mostly cloudy, with a low around 3.
Friday
A 50 percent chance of snow. Mostly cloudy, with a high near 19.
Friday Night
A 20 percent chance of snow before midnight. Mostly cloudy, with a low around -6.
Saturday
A 20 percent chance of snow after noon. Partly sunny and cold, with a high near 4.
Saturday Night
A 20 percent chance of snow before midnight. Partly cloudy, with a low around -7.
Sunday
Sunny and cold, with a high near 8.
Sunday Night
A 20 percent chance of snow. Mostly cloudy, with a low around -3.
Monday
A 20 percent chance of snow. Mostly cloudy, with a high near 18.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Winnebago WI
 44.08°N 88.53°W (Elev. 787 ft)
Last Update:
10:01 am CST Dec 9, 2025
Forecast Valid:
10am CST Dec 9, 2025-6pm CST Dec 15, 2025
 
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