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.

Overcast

10°F

-12°C

Humidity 76%
Wind Speed W 5 mph
Barometer 30.16 in (1024.1 mb)
Dewpoint 4°F (-16°C)
Visibility 10.00 mi
Wind Chill1°F (-17°C)
Last update 30 Dec 6:53 am CST
Extended Forecast for

Winnebago WI

  • Today

    Today: Snow likely, mainly after 4pm. Cloudy, with a high near 19. West southwest wind 8 to 10 mph. Chance of precipitation is 70%. Total daytime snow accumulation of less than one inch possible.

    High: 19 °F

    Chance Snow
    then Snow
    Likely

  • Tonight

    Tonight: Snow likely, mainly before 10pm, then a chance of flurries after midnight. Mostly cloudy, with a steady temperature around 18. West northwest wind 7 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Low: 18 °F

    Snow Likely
    then Mostly
    Cloudy

  • Wednesday

    Wednesday: A chance of flurries before 9am, then a chance of snow after 9am. Partly sunny, with a high near 19. West northwest wind 10 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    High: 19 °F

    Chance Snow

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 0. Wind chill values between -5 and -15. West northwest wind 9 to 13 mph, with gusts as high as 21 mph.

    Low: 0 °F

    Mostly Clear

  • New Year's Day

    New Year's Day: Partly sunny, with a high near 14. West wind 8 to 10 mph.

    High: 14 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 6.

    Low: 6 °F

    Mostly Cloudy

  • Friday

    Friday: Sunny, with a high near 17.

    High: 17 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 5.

    Low: 5 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 19.

    High: 19 °F

    Partly Sunny

Detailed Forecast

Today
Snow likely, mainly after 4pm. Cloudy, with a high near 19. West southwest wind 8 to 10 mph. Chance of precipitation is 70%. Total daytime snow accumulation of less than one inch possible.
Tonight
Snow likely, mainly before 10pm, then a chance of flurries after midnight. Mostly cloudy, with a steady temperature around 18. West northwest wind 7 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Wednesday
A chance of flurries before 9am, then a chance of snow after 9am. Partly sunny, with a high near 19. West northwest wind 10 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Wednesday Night
Mostly clear, with a low around 0. Wind chill values between -5 and -15. West northwest wind 9 to 13 mph, with gusts as high as 21 mph.
New Year's Day
Partly sunny, with a high near 14. West wind 8 to 10 mph.
Thursday Night
Mostly cloudy, with a low around 6.
Friday
Sunny, with a high near 17.
Friday Night
Partly cloudy, with a low around 5.
Saturday
Partly sunny, with a high near 19.
Saturday Night
Mostly cloudy, with a low around 12.
Sunday
A 20 percent chance of snow. Mostly cloudy, with a high near 27.
Sunday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 16.
Monday
Partly sunny, with a high near 27.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Winnebago WI
 44.08°N 88.53°W (Elev. 787 ft)
Last Update:
7:36 am CST Dec 30, 2025
Forecast Valid:
7am CST Dec 30, 2025-6pm CST Jan 5, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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