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

21°F

-6°C

Humidity 65%
Wind Speed SW 3 mph
Barometer 30.57 in (1037.0 mb)
Dewpoint 11°F (-12°C)
Visibility 10.00 mi
Last update 28 Mar 5:53 am CDT
Extended Forecast for

3 Miles ESE Winnebago WI

  • Today

    Today: Increasing clouds, with a high near 42. South southwest wind 5 to 10 mph increasing to 11 to 16 mph in the afternoon. Winds could gust as high as 23 mph.

    High: 42 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Mostly cloudy, with a low around 33. South southwest wind 13 to 16 mph, with gusts as high as 23 mph.

    Low: 33 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 55. South southwest wind 10 to 13 mph, with gusts as high as 18 mph.

    High: 55 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 37. South southwest wind around 8 mph.

    Low: 37 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 58. East southeast wind 7 to 13 mph, with gusts as high as 18 mph.

    High: 58 °F

    Partly Sunny

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 43. Chance of precipitation is 70%.

    Low: 43 °F

    Showers
    Likely

  • Tuesday

    Tuesday: A chance of showers and thunderstorms. Mostly cloudy, with a high near 58. Chance of precipitation is 50%.

    High: 58 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A 30 percent chance of rain before 1am. Mostly cloudy, with a low around 30.

    Low: 30 °F

    Chance Rain

  • Wednesday

    Wednesday: Mostly sunny, with a high near 41.

    High: 41 °F

    Mostly Sunny

Detailed Forecast

Today
Increasing clouds, with a high near 42. South southwest wind 5 to 10 mph increasing to 11 to 16 mph in the afternoon. Winds could gust as high as 23 mph.
Tonight
Mostly cloudy, with a low around 33. South southwest wind 13 to 16 mph, with gusts as high as 23 mph.
Sunday
Partly sunny, with a high near 55. South southwest wind 10 to 13 mph, with gusts as high as 18 mph.
Sunday Night
Partly cloudy, with a low around 37. South southwest wind around 8 mph.
Monday
Partly sunny, with a high near 58. East southeast wind 7 to 13 mph, with gusts as high as 18 mph.
Monday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 43. Chance of precipitation is 70%.
Tuesday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 58. Chance of precipitation is 50%.
Tuesday Night
A 30 percent chance of rain before 1am. Mostly cloudy, with a low around 30.
Wednesday
Mostly sunny, with a high near 41.
Wednesday Night
Partly cloudy, with a low around 25.
Thursday
A 20 percent chance of snow. Mostly sunny, with a high near 41.
Thursday Night
A chance of rain and snow. Partly cloudy, with a low around 30. Chance of precipitation is 30%.
Friday
A 20 percent chance of rain. Mostly sunny, with a high near 47.
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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:
6:21 am CDT Mar 28, 2026
Forecast Valid:
6am CDT Mar 28, 2026-6pm CDT Apr 3, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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