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

35°F

2°C

Humidity 85%
Wind Speed Calm
Barometer 29.94 in (1014.6 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Last update 16 Feb 9:53 pm CST
Extended Forecast for

Winnebago WI

  • Tonight

    Tonight: Mostly cloudy, with a low around 32. East wind 3 to 7 mph.

    Low: 32 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of rain after 3pm. Patchy fog between 7am and 8am. Otherwise, mostly cloudy, with a high near 43. East wind 7 to 15 mph, with gusts as high as 24 mph.

    High: 43 °F

    Patchy Fog
    then Slight
    Chance Rain

  • Tuesday Night

    Tuesday Night: Rain. Temperature rising to around 42 by 5am. East southeast wind 10 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 39 °F⇑

    Rain

  • Wednesday

    Wednesday: A 40 percent chance of rain, mainly before noon. Mostly sunny, with a high near 52. South wind 9 to 14 mph becoming west in the afternoon. Winds could gust as high as 22 mph.

    High: 52 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: A 20 percent chance of rain. Partly cloudy, with a low around 30. Southwest wind 6 to 8 mph.

    Low: 30 °F

    Slight Chance
    Rain

  • Thursday

    Thursday: A 20 percent chance of rain after noon. Mostly sunny, with a high near 46.

    High: 46 °F

    Mostly Sunny
    then Slight
    Chance Rain

  • Thursday Night

    Thursday Night: Rain and snow. Low around 32. Chance of precipitation is 80%.

    Low: 32 °F

    Rain/Snow

  • Friday

    Friday: Snow likely, possibly mixed with rain before noon, then a chance of snow. Mostly cloudy, with a high near 38. Chance of precipitation is 60%.

    High: 38 °F

    Rain/Snow
    Likely then
    Chance Snow

  • Friday Night

    Friday Night: A 30 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 24.

    Low: 24 °F

    Chance Snow

Detailed Forecast

Tonight
Mostly cloudy, with a low around 32. East wind 3 to 7 mph.
Tuesday
A 20 percent chance of rain after 3pm. Patchy fog between 7am and 8am. Otherwise, mostly cloudy, with a high near 43. East wind 7 to 15 mph, with gusts as high as 24 mph.
Tuesday Night
Rain. Temperature rising to around 42 by 5am. East southeast wind 10 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
A 40 percent chance of rain, mainly before noon. Mostly sunny, with a high near 52. South wind 9 to 14 mph becoming west in the afternoon. Winds could gust as high as 22 mph.
Wednesday Night
A 20 percent chance of rain. Partly cloudy, with a low around 30. Southwest wind 6 to 8 mph.
Thursday
A 20 percent chance of rain after noon. Mostly sunny, with a high near 46.
Thursday Night
Rain and snow. Low around 32. Chance of precipitation is 80%.
Friday
Snow likely, possibly mixed with rain before noon, then a chance of snow. Mostly cloudy, with a high near 38. Chance of precipitation is 60%.
Friday Night
A 30 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 24.
Saturday
Mostly sunny, with a high near 33.
Saturday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 20.
Sunday
Partly sunny, with a high near 30.
Sunday Night
Mostly cloudy, with a low around 14.
Monday
Mostly sunny, with a high near 28.
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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:
8:53 pm CST Feb 16, 2026
Forecast Valid:
10pm CST Feb 16, 2026-6pm CST Feb 23, 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