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.

Fair

62°F

17°C

Humidity 26%
Wind Speed S 16 G 24 mph
Barometer 29.96 in (1014.8 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Last update 29 Mar 4:53 pm CDT
Extended Forecast for

5 Miles WNW Winneconne WI

  • Tonight

    Tonight: Mostly clear, with a low around 40. South southwest wind 6 to 9 mph.

    Low: 40 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 65. Light and variable wind becoming east 6 to 11 mph in the morning.

    High: 65 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Showers likely, with thunderstorms also possible after 10pm. Mostly cloudy, with a low around 39. East northeast wind 6 to 10 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 39 °F

    Showers
    Likely

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 58. East northeast wind 7 to 14 mph becoming west northwest in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 70%.

    High: 58 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A 20 percent chance of rain before 1am. Mostly cloudy, with a low around 30. North wind 9 to 13 mph, with gusts as high as 21 mph.

    Low: 30 °F

    Slight Chance
    Rain

  • Wednesday

    Wednesday: Partly sunny, with a high near 43.

    High: 43 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A 50 percent chance of snow. Mostly cloudy, with a low around 28.

    Low: 28 °F

    Chance Snow

  • Thursday

    Thursday: Rain, snow, and freezing rain likely before 1pm, then rain and snow likely. Mostly cloudy, with a high near 37. Chance of precipitation is 70%.

    High: 37 °F

    Wintry Mix
    Likely

  • Thursday Night

    Thursday Night: A chance of rain and snow. Mostly cloudy, with a low around 29. Chance of precipitation is 50%.

    Low: 29 °F

    Chance
    Rain/Snow

Detailed Forecast

Tonight
Mostly clear, with a low around 40. South southwest wind 6 to 9 mph.
Monday
Mostly sunny, with a high near 65. Light and variable wind becoming east 6 to 11 mph in the morning.
Monday Night
Showers likely, with thunderstorms also possible after 10pm. Mostly cloudy, with a low around 39. East northeast wind 6 to 10 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 58. East northeast wind 7 to 14 mph becoming west northwest in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 70%.
Tuesday Night
A 20 percent chance of rain before 1am. Mostly cloudy, with a low around 30. North wind 9 to 13 mph, with gusts as high as 21 mph.
Wednesday
Partly sunny, with a high near 43.
Wednesday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 28.
Thursday
Rain, snow, and freezing rain likely before 1pm, then rain and snow likely. Mostly cloudy, with a high near 37. Chance of precipitation is 70%.
Thursday Night
A chance of rain and snow. Mostly cloudy, with a low around 29. Chance of precipitation is 50%.
Friday
Mostly cloudy, with a high near 44.
Friday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 33.
Saturday
Rain likely. Mostly cloudy, with a high near 51. Chance of precipitation is 60%.
Saturday Night
Rain likely. Mostly cloudy, with a low around 35. Chance of precipitation is 60%.
Sunday
A 20 percent chance of rain. Partly sunny, with a high near 48.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles WNW Winneconne WI
 44.13°N 88.83°W (Elev. 748 ft)
Last Update:
3:56 pm CDT Mar 29, 2026
Forecast Valid:
5pm CDT Mar 29, 2026-6pm CDT Apr 5, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation