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

8°F

-13°C

Humidity 55%
Wind Speed NW 12 G 21 mph
Barometer 30.11 in (1023.1 mb)
Dewpoint -5°F (-21°C)
Visibility 10.00 mi
Wind Chill-7°F (-22°C)
Last update 28 Jan 3:53 pm CST
Extended Forecast for

Winnebago WI

  • Tonight

    Tonight: Mostly clear, with a low around -4. Wind chill values between -10 and -15. Northwest wind 6 to 9 mph.

    Low: -4 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny and cold, with a high near 10. Wind chill values between -5 and -15. West northwest wind around 7 mph.

    High: 10 °F

    Cold

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 1. North wind 3 to 8 mph.

    Low: 1 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 13. North wind 7 to 11 mph, with gusts as high as 20 mph.

    High: 13 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 6. North northwest wind 6 to 8 mph.

    Low: 6 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 20.

    High: 20 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 4.

    Low: 4 °F

    Mostly Clear

  • Sunday

    Sunday: A 20 percent chance of snow after noon. Mostly sunny, with a high near 23.

    High: 23 °F

    Mostly Sunny
    then Slight
    Chance Snow

  • Sunday Night

    Sunday Night: A 40 percent chance of snow. Mostly cloudy, with a low around 14.

    Low: 14 °F

    Chance Snow

Detailed Forecast

Tonight
Mostly clear, with a low around -4. Wind chill values between -10 and -15. Northwest wind 6 to 9 mph.
Thursday
Mostly sunny and cold, with a high near 10. Wind chill values between -5 and -15. West northwest wind around 7 mph.
Thursday Night
Mostly cloudy, with a low around 1. North wind 3 to 8 mph.
Friday
Mostly sunny, with a high near 13. North wind 7 to 11 mph, with gusts as high as 20 mph.
Friday Night
Mostly cloudy, with a low around 6. North northwest wind 6 to 8 mph.
Saturday
Mostly sunny, with a high near 20.
Saturday Night
Mostly clear, with a low around 4.
Sunday
A 20 percent chance of snow after noon. Mostly sunny, with a high near 23.
Sunday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 14.
Monday
Partly sunny, with a high near 26.
Monday Night
Partly cloudy, with a low around 11.
Tuesday
Mostly sunny, with a high near 25.
Tuesday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 16.
Wednesday
A 20 percent chance of snow. Mostly cloudy, with a high near 28.
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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:
3:11 pm CST Jan 28, 2026
Forecast Valid:
4pm CST Jan 28, 2026-6pm CST Feb 4, 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