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

36°F

2°C

Humidity 73%
Wind Speed Calm
Barometer 29.68 in (1006.3 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 19 Feb 10:53 am CST
Extended Forecast for

Winnebago WI

  • Today

    Today: Increasing clouds, with a steady temperature around 42. Light and variable wind becoming northeast around 6 mph in the afternoon.

    High: 42 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Rain, mainly after 11pm. Low around 32. Northeast wind 7 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 32 °F

    Rain Likely
    then Rain

  • Friday

    Friday: Rain and snow, becoming all snow after 9am. High near 38. West northwest wind 14 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.

    High: 38 °F

    Rain/Snow
    then Chance
    Snow

  • Friday Night

    Friday Night: A 20 percent chance of snow. Mostly cloudy, with a low around 26. West northwest wind 9 to 13 mph, with gusts as high as 22 mph.

    Low: 26 °F

    Slight Chance
    Snow

  • Saturday

    Saturday: A 30 percent chance of snow, mainly after noon. Mostly cloudy, with a high near 35. West northwest wind around 10 mph.

    High: 35 °F

    Chance Snow

  • Saturday Night

    Saturday Night: A 40 percent chance of snow. Mostly cloudy, with a low around 23.

    Low: 23 °F

    Chance Snow

  • Sunday

    Sunday: A 20 percent chance of snow before noon. Mostly cloudy, with a high near 31.

    High: 31 °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: Mostly sunny, with a high near 28.

    High: 28 °F

    Mostly Sunny

Detailed Forecast

Today
Increasing clouds, with a steady temperature around 42. Light and variable wind becoming northeast around 6 mph in the afternoon.
Tonight
Rain, mainly after 11pm. Low around 32. Northeast wind 7 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Friday
Rain and snow, becoming all snow after 9am. High near 38. West northwest wind 14 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.
Friday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 26. West northwest wind 9 to 13 mph, with gusts as high as 22 mph.
Saturday
A 30 percent chance of snow, mainly after noon. Mostly cloudy, with a high near 35. West northwest wind around 10 mph.
Saturday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 23.
Sunday
A 20 percent chance of snow before noon. Mostly cloudy, with a high near 31.
Sunday Night
Mostly cloudy, with a low around 16.
Monday
Mostly sunny, with a high near 28.
Monday Night
Mostly cloudy, with a low around 16.
Tuesday
Partly sunny, with a high near 35.
Tuesday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 26.
Wednesday
A chance of rain and snow. Partly sunny, with a high near 39. Chance of precipitation is 30%.
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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:
10:57 am CST Feb 19, 2026
Forecast Valid:
11am CST Feb 19, 2026-6pm CST Feb 25, 2026
 
Forecast Discussion
 
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Additional Resources

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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