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

49°F

9°C

Humidity 86%
Wind Speed NE 9 mph
Barometer 29.92 in (1012.6 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Wind Chill45°F (7°C)
Last update 22 Apr 1:53 am CDT
Extended Forecast for

5 Miles WNW Winneconne WI

Flood Warning until further notice
Click here for hazard details and duration
Flood Warning until further notice
  •  
    Flood Warning until further notice

    NOW until further notice

    Flood Warning

  • Overnight

    Low: 43 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 65. East southeast wind 5 to 8 mph.

    High: 65 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a low around 49. East southeast wind 6 to 8 mph.

    Low: 49 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Mostly sunny, with a high near 75. South wind 7 to 16 mph, with gusts as high as 25 mph.

    High: 75 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 60. South southeast wind 11 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 70%.

    Low: 60 °F

    Chance
    T-storms then
    Showers
    Likely

  • Friday

    Friday: Showers likely and possibly a thunderstorm. Partly sunny, with a high near 67. Chance of precipitation is 70%.

    High: 67 °F

    Showers
    Likely

  • Friday Night

    Friday Night: A 20 percent chance of showers before 1am. Partly cloudy, with a low around 46.

    Low: 46 °F

    Slight Chance
    Showers

  • Saturday

    Saturday: Sunny, with a high near 62.

    High: 62 °F

    Sunny

Detailed Forecast

Overnight
Clear, with a low around 43. East northeast wind around 7 mph.
Wednesday
Sunny, with a high near 65. East southeast wind 5 to 8 mph.
Wednesday Night
Increasing clouds, with a low around 49. East southeast wind 6 to 8 mph.
Thursday
Mostly sunny, with a high near 75. South wind 7 to 16 mph, with gusts as high as 25 mph.
Thursday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 60. South southeast wind 11 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 70%.
Friday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 67. Chance of precipitation is 70%.
Friday Night
A 20 percent chance of showers before 1am. Partly cloudy, with a low around 46.
Saturday
Sunny, with a high near 62.
Saturday Night
Partly cloudy, with a low around 42.
Sunday
Mostly sunny, with a high near 62.
Sunday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 47.
Monday
Showers likely. Mostly cloudy, with a high near 61. Chance of precipitation is 70%.
Monday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 46.
Tuesday
A 30 percent chance of showers. Mostly cloudy, with a high near 57.
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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:
1:11 am CDT Apr 22, 2026
Forecast Valid:
2am CDT Apr 22, 2026-6pm CDT Apr 28, 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