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.

Partly Cloudy

33°F

1°C

Humidity 85%
Wind Speed S 8 mph
Barometer 29.97 in (1016.3 mb)
Dewpoint 29°F (-2°C)
Visibility 9.00 mi
Wind Chill26°F (-3°C)
Last update 19 Mar 3:53 am CDT
Extended Forecast for

3 Miles ESE Winnebago WI

  • Overnight

    Overnight: Freezing rain. Steady temperature around 32. South wind around 5 mph. Chance of precipitation is 80%. Little or no ice accumulation expected.

    Low: 32 °F

    Freezing Rain

  • Thursday

    Thursday: Partly sunny, with a high near 40. Southeast wind 3 to 8 mph.

    High: 40 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 30. Southeast wind 6 to 10 mph becoming southwest after midnight.

    Low: 30 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 41. West northwest wind 7 to 10 mph.

    High: 41 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 31. Southwest wind around 6 mph.

    Low: 31 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 46.

    High: 46 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of rain after 1am. Mostly cloudy, with a low around 31.

    Low: 31 °F

    Mostly Cloudy
    then Chance
    Rain

  • Sunday

    Sunday: A chance of rain and snow before 1pm. Mostly cloudy, with a high near 37. Chance of precipitation is 30%.

    High: 37 °F

    Chance
    Rain/Snow

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 19.

    Low: 19 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Freezing rain. Steady temperature around 32. South wind around 5 mph. Chance of precipitation is 80%. Little or no ice accumulation expected.
Thursday
Partly sunny, with a high near 40. Southeast wind 3 to 8 mph.
Thursday Night
Mostly cloudy, with a low around 30. Southeast wind 6 to 10 mph becoming southwest after midnight.
Friday
Mostly cloudy, with a high near 41. West northwest wind 7 to 10 mph.
Friday Night
Mostly cloudy, with a low around 31. Southwest wind around 6 mph.
Saturday
Partly sunny, with a high near 46.
Saturday Night
A 30 percent chance of rain after 1am. Mostly cloudy, with a low around 31.
Sunday
A chance of rain and snow before 1pm. Mostly cloudy, with a high near 37. Chance of precipitation is 30%.
Sunday Night
Mostly cloudy, with a low around 19.
Monday
Sunny, with a high near 35.
Monday Night
Mostly cloudy, with a low around 25.
Tuesday
Mostly cloudy, with a high near 42.
Tuesday Night
Mostly cloudy, with a low around 24.
Wednesday
Mostly cloudy, with a high near 44.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ESE Winnebago WI
 44.03°N 88.44°W (Elev. 748 ft)
Last Update:
4:23 am CDT Mar 19, 2026
Forecast Valid:
4am CDT Mar 19, 2026-6pm CDT Mar 25, 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