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Hazardous Weather Conditions

Current conditions at

Wittman Regional Airport (KOSH)

Lat: 43.97°NLon: 88.56°WElev: 801ft.

Light Freezing Rain Fog/Mist

32°F

0°C

Humidity 96%
Wind Speed NE 15 mph
Barometer 29.26 in (991.9 mb)
Dewpoint 31°F (-1°C)
Visibility 3.00 mi
Wind Chill22°F (-6°C)
Last update 20 Feb 3:53 am CST
Extended Forecast for

Winnebago WI

  • Overnight

    Overnight: Rain before 5am, then rain, possibly mixed with snow. Low around 34. North northeast wind around 16 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

    Low: 34 °F

    Rain/Snow

  • Friday

    Friday: Rain and snow before 3pm, then a slight chance of snow. Temperature falling to around 31 by 5pm. Breezy, with a north northeast wind 14 to 22 mph becoming west northwest in the afternoon. Winds could gust as high as 36 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    High: 35 °F⇓

    Rain/Snow
    then Chance
    Rain/Snow and
    Breezy

  • Friday Night

    Friday Night: A 20 percent chance of snow before 7pm. Mostly cloudy, with a low around 25. West northwest wind 13 to 18 mph, with gusts as high as 28 mph.

    Low: 25 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Saturday

    Saturday: A 20 percent chance of snow after noon. Partly sunny, with a high near 34. Northwest wind around 10 mph, with gusts as high as 18 mph.

    High: 34 °F

    Partly Sunny
    then Slight
    Chance Snow

  • Saturday Night

    Saturday Night: A 40 percent chance of snow, mainly after midnight. Mostly cloudy, with a low around 22. Northwest wind 9 to 11 mph, with gusts as high as 18 mph.

    Low: 22 °F

    Chance Snow

  • Sunday

    Sunday: A 20 percent chance of snow before noon. Mostly cloudy, with a high near 29.

    High: 29 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 16.

    Low: 16 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 27.

    High: 27 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 15.

    Low: 15 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Rain before 5am, then rain, possibly mixed with snow. Low around 34. North northeast wind around 16 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Friday
Rain and snow before 3pm, then a slight chance of snow. Temperature falling to around 31 by 5pm. Breezy, with a north northeast wind 14 to 22 mph becoming west northwest in the afternoon. Winds could gust as high as 36 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Friday Night
A 20 percent chance of snow before 7pm. Mostly cloudy, with a low around 25. West northwest wind 13 to 18 mph, with gusts as high as 28 mph.
Saturday
A 20 percent chance of snow after noon. Partly sunny, with a high near 34. Northwest wind around 10 mph, with gusts as high as 18 mph.
Saturday Night
A 40 percent chance of snow, mainly after midnight. Mostly cloudy, with a low around 22. Northwest wind 9 to 11 mph, with gusts as high as 18 mph.
Sunday
A 20 percent chance of snow before noon. Mostly cloudy, with a high near 29.
Sunday Night
Mostly cloudy, with a low around 16.
Monday
Partly sunny, with a high near 27.
Monday Night
Mostly cloudy, with a low around 15.
Tuesday
A 20 percent chance of snow. Partly sunny, with a high near 35.
Tuesday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 24.
Wednesday
A 20 percent chance of snow. Partly sunny, with a high near 33.
Wednesday Night
A 20 percent chance of snow. Partly cloudy, with a low around 16.
Thursday
A 20 percent chance of snow. Sunny, with a high near 33.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Winnebago WI
 44.08°N 88.53°W (Elev. 787 ft)
Last Update:
3:56 am CST Feb 20, 2026
Forecast Valid:
4am CST Feb 20, 2026-6pm CST Feb 26, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation