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

50°F

10°C

Humidity 36%
Wind Speed NW 13 G 26 mph
Barometer 30.07 in (1019.0 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Wind Chill45°F (7°C)
Last update 5 Apr 4:53 pm CDT
Extended Forecast for

Winnebago WI

  • Tonight

    Tonight: A chance of showers between 7pm and 1am. Mostly cloudy, with a low around 34. West northwest wind 7 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 34 °F

    Chance
    Showers then
    Slight Chance
    Showers

  • Monday

    Monday: A 30 percent chance of snow showers, mainly after 4pm. Partly sunny, with a high near 43. West northwest wind 10 to 18 mph, with gusts as high as 28 mph.

    High: 43 °F

    Partly Sunny
    then Chance
    Snow Showers

  • Monday Night

    Monday Night: A 20 percent chance of snow showers before 10pm. Partly cloudy, with a low around 22. North wind 6 to 14 mph, with gusts as high as 23 mph.

    Low: 22 °F

    Slight Chance
    Snow Showers
    then Mostly
    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 40. Calm wind becoming south southeast around 5 mph in the afternoon.

    High: 40 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A chance of snow after 1am, mixing with rain after 4am. Mostly cloudy, with a low around 29. South southeast wind 6 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.

    Low: 29 °F

    Partly Cloudy
    then Chance
    Rain/Snow

  • Wednesday

    Wednesday: A chance of rain and snow before 1pm, then a chance of rain. Mostly cloudy, with a high near 59. Chance of precipitation is 50%.

    High: 59 °F

    Chance
    Rain/Snow

  • Wednesday Night

    Wednesday Night: Rain. Low around 46. Chance of precipitation is 80%.

    Low: 46 °F

    Rain

  • Thursday

    Thursday: A 30 percent chance of rain, mainly after 1pm. Mostly sunny, with a high near 57.

    High: 57 °F

    Chance Rain

  • Thursday Night

    Thursday Night: A 40 percent chance of rain. Partly cloudy, with a low around 36.

    Low: 36 °F

    Chance Rain

Detailed Forecast

Tonight
A chance of showers between 7pm and 1am. Mostly cloudy, with a low around 34. West northwest wind 7 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Monday
A 30 percent chance of snow showers, mainly after 4pm. Partly sunny, with a high near 43. West northwest wind 10 to 18 mph, with gusts as high as 28 mph.
Monday Night
A 20 percent chance of snow showers before 10pm. Partly cloudy, with a low around 22. North wind 6 to 14 mph, with gusts as high as 23 mph.
Tuesday
Sunny, with a high near 40. Calm wind becoming south southeast around 5 mph in the afternoon.
Tuesday Night
A chance of snow after 1am, mixing with rain after 4am. Mostly cloudy, with a low around 29. South southeast wind 6 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.
Wednesday
A chance of rain and snow before 1pm, then a chance of rain. Mostly cloudy, with a high near 59. Chance of precipitation is 50%.
Wednesday Night
Rain. Low around 46. Chance of precipitation is 80%.
Thursday
A 30 percent chance of rain, mainly after 1pm. Mostly sunny, with a high near 57.
Thursday Night
A 40 percent chance of rain. Partly cloudy, with a low around 36.
Friday
A 30 percent chance of rain. Mostly sunny, with a high near 54.
Friday Night
A 30 percent chance of rain. Partly cloudy, with a low around 36.
Saturday
A 30 percent chance of rain. Mostly sunny, with a high near 55.
Saturday Night
Rain likely. Mostly cloudy, with a low around 44. Chance of precipitation is 60%.
Sunday
Rain likely. Mostly cloudy, with a high near 64. Chance of precipitation is 70%.
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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:
4:52 pm CDT Apr 5, 2026
Forecast Valid:
5pm CDT Apr 5, 2026-6pm CDT Apr 12, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation