National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Wittman Regional Airport (KOSH)

Lat: 43.97°NLon: 88.56°WElev: 801ft.

Mostly Cloudy

57°F

14°C

Humidity 90%
Wind Speed Calm
Barometer 29.92 in (1012.9 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 13 Oct 9:53 pm CDT
Extended Forecast for

6 Miles SE Winnebago WI

  • Tonight

    Tonight: A 20 percent chance of showers before 1am. Mostly cloudy, with a low around 55. North wind 6 to 8 mph.

    Low: 55 °F

    Slight Chance
    Showers

  • Wednesday

    Wednesday: Partly sunny, with a high near 61. North wind 8 to 11 mph.

    High: 61 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 50. East northeast wind 9 to 14 mph.

    Low: 50 °F

    Mostly Cloudy

  • Thursday

    Thursday: Showers, mainly after 1pm. High near 59. East wind 6 to 13 mph. Chance of precipitation is 80%.

    High: 59 °F

    Chance
    Showers then
    Showers

  • Thursday Night

    Thursday Night: Showers likely before 1am. Mostly cloudy, with a low around 47. Very windy, with a north northeast wind 7 to 12 mph becoming west northwest 27 to 37 mph. Chance of precipitation is 70%.

    Low: 47 °F

    Showers
    Likely and
    Very Windy

  • Friday

    Friday: Mostly sunny, with a high near 53. Very windy.

    High: 53 °F

    Mostly Sunny
    and Very
    Windy

  • Friday Night

    Friday Night: Mostly clear, with a low around 37. Breezy.

    Low: 37 °F

    Mostly Clear
    and Breezy
    then Clear

  • Saturday

    Saturday: Sunny, with a high near 56.

    High: 56 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 44. Breezy.

    Low: 44 °F

    Clear and
    Breezy

Detailed Forecast

Tonight
A 20 percent chance of showers before 1am. Mostly cloudy, with a low around 55. North wind 6 to 8 mph.
Wednesday
Partly sunny, with a high near 61. North wind 8 to 11 mph.
Wednesday Night
Mostly cloudy, with a low around 50. East northeast wind 9 to 14 mph.
Thursday
Showers, mainly after 1pm. High near 59. East wind 6 to 13 mph. Chance of precipitation is 80%.
Thursday Night
Showers likely before 1am. Mostly cloudy, with a low around 47. Very windy, with a north northeast wind 7 to 12 mph becoming west northwest 27 to 37 mph. Chance of precipitation is 70%.
Friday
Mostly sunny, with a high near 53. Very windy.
Friday Night
Mostly clear, with a low around 37. Breezy.
Saturday
Sunny, with a high near 56.
Saturday Night
Clear, with a low around 44. Breezy.
Sunday
Sunny, with a high near 61. Windy.
Sunday Night
Partly cloudy, with a low around 49. Breezy.
Monday
Partly sunny, with a high near 62.
Monday Night
Partly cloudy, with a low around 48.
Tuesday
Mostly sunny, with a high near 64.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles SE Winnebago WI
 44.01°N 88.42°W (Elev. 748 ft)
Last Update:
8:36 pm CDT Oct 13, 2026
Forecast Valid:
10pm CDT Oct 13, 2026-6pm CDT Oct 20, 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