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Hazardous Weather Conditions

Current conditions at

Wittman Regional Airport (KOSH)

Lat: 43.97°NLon: 88.56°WElev: 801ft.

Overcast

49°F

9°C

Humidity 86%
Wind Speed E 6 mph
Barometer 30.11 in (1020.1 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Wind Chill46°F (8°C)
Last update 26 Apr 9:53 am CDT
Extended Forecast for

3 Miles ESE Winnebago 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

  • Today

    High: 57 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 47. East southeast wind 10 to 17 mph, with gusts as high as 23 mph.

    Low: 47 °F

    Mostly Cloudy

  • Monday

    Monday: A chance of showers, then showers and possibly a thunderstorm after 1pm. High near 59. Breezy, with a southeast wind 20 to 25 mph, with gusts as high as 36 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 59 °F

    Breezy.
    Chance
    Showers then
    Showers

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm before 1am, then a chance of showers. Low around 48. Breezy, with a south southeast wind 20 to 24 mph becoming west southwest after midnight. Winds could gust as high as 32 mph. Chance of precipitation is 90%.

    Low: 48 °F

    Showers and
    Breezy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 54. Breezy, with a west northwest wind 16 to 23 mph, with gusts as high as 30 mph.

    High: 54 °F

    Mostly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 43.

    Low: 43 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 53.

    High: 53 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 38.

    Low: 38 °F

    Partly Cloudy

Detailed Forecast

Today
Partly sunny, with a high near 57. East southeast wind 9 to 11 mph, with gusts as high as 18 mph.
Tonight
Mostly cloudy, with a low around 47. East southeast wind 10 to 17 mph, with gusts as high as 23 mph.
Monday
A chance of showers, then showers and possibly a thunderstorm after 1pm. High near 59. Breezy, with a southeast wind 20 to 25 mph, with gusts as high as 36 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Monday Night
Showers and possibly a thunderstorm before 1am, then a chance of showers. Low around 48. Breezy, with a south southeast wind 20 to 24 mph becoming west southwest after midnight. Winds could gust as high as 32 mph. Chance of precipitation is 90%.
Tuesday
Mostly cloudy, with a high near 54. Breezy, with a west northwest wind 16 to 23 mph, with gusts as high as 30 mph.
Tuesday Night
Mostly cloudy, with a low around 43.
Wednesday
Partly sunny, with a high near 53.
Wednesday Night
Partly cloudy, with a low around 38.
Thursday
A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 51.
Thursday Night
Mostly cloudy, with a low around 37.
Friday
Mostly sunny, with a high near 52.
Friday Night
Partly cloudy, with a low around 37.
Saturday
Sunny, with a high near 55.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ESE Winnebago WI
 44.03°N 88.44°W (Elev. 748 ft)
Last Update:
9:57 am CDT Apr 26, 2026
Forecast Valid:
10am CDT Apr 26, 2026-6pm CDT May 2, 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