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

61°F

16°C

Humidity 63%
Wind Speed W 14 G 28 mph
Barometer 29.96 in (1014.0 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 19 May 4:53 pm CDT
Extended Forecast for

Winneconne WI

  • Tonight

    Tonight: Mostly cloudy, with a low around 45. West northwest wind 8 to 16 mph, with gusts as high as 25 mph.

    Low: 45 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 62. North wind 5 to 8 mph.

    High: 62 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 41. East northeast wind 5 to 8 mph.

    Low: 41 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 60. East wind 7 to 9 mph.

    High: 60 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A chance of sprinkles after 1am. Mostly cloudy, with a low around 43. East wind around 8 mph.

    Low: 43 °F

    Chance
    Sprinkles

  • Friday

    Friday: A chance of sprinkles before 1pm, then a chance of showers after 1pm. Mostly cloudy, with a high near 62. Chance of precipitation is 30%.

    High: 62 °F

    Mostly Cloudy
    then Chance
    Showers

  • Friday Night

    Friday Night: Showers likely, mainly after 1am. Mostly cloudy, with a low around 47. Chance of precipitation is 60%.

    Low: 47 °F

    Showers
    Likely

  • Saturday

    Saturday: A 20 percent chance of showers before 1pm. Mostly cloudy, with a high near 67.

    High: 67 °F

    Slight Chance
    Showers

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 49.

    Low: 49 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 45. West northwest wind 8 to 16 mph, with gusts as high as 25 mph.
Wednesday
Mostly sunny, with a high near 62. North wind 5 to 8 mph.
Wednesday Night
Mostly cloudy, with a low around 41. East northeast wind 5 to 8 mph.
Thursday
Partly sunny, with a high near 60. East wind 7 to 9 mph.
Thursday Night
A chance of sprinkles after 1am. Mostly cloudy, with a low around 43. East wind around 8 mph.
Friday
A chance of sprinkles before 1pm, then a chance of showers after 1pm. Mostly cloudy, with a high near 62. Chance of precipitation is 30%.
Friday Night
Showers likely, mainly after 1am. Mostly cloudy, with a low around 47. Chance of precipitation is 60%.
Saturday
A 20 percent chance of showers before 1pm. Mostly cloudy, with a high near 67.
Saturday Night
Mostly cloudy, with a low around 49.
Sunday
Partly sunny, with a high near 74.
Sunday Night
Mostly clear, with a low around 53.
Memorial Day
Sunny, with a high near 81.
Monday Night
Partly cloudy, with a low around 56.
Tuesday
A 20 percent chance of showers. Mostly sunny, with a high near 81.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Winneconne WI
 44.11°N 88.71°W (Elev. 748 ft)
Last Update:
2:58 pm CDT May 19, 2026
Forecast Valid:
5pm CDT May 19, 2026-6pm CDT May 26, 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