Hazardous Weather Conditions

Current conditions at

Wittman Regional Airport (KOSH)

Lat: 43.97°NLon: 88.56°WElev: 801ft.

Fog/Mist

68°F

20°C

Humidity 96%
Wind Speed Calm
Barometer 30.04 in (1016.0 mb)
Dewpoint 67°F (19°C)
Visibility 4.00 mi
Last update 14 Aug 12:53 am CDT
Extended Forecast for

4 Miles NW Winnebago WI

  • Overnight

    Overnight: Patchy fog.  Otherwise, mostly cloudy, with a low around 67. Northeast wind 3 to 7 mph.

    Low: 67 °F

    Patchy Fog

  • Friday

    Friday: Patchy fog before 8am.  Otherwise, mostly sunny, with a high near 81. East wind 9 to 11 mph, with gusts as high as 18 mph.

    High: 81 °F

    Patchy Fog
    then Mostly
    Sunny

  • Friday Night

    Friday Night: A slight chance of showers between 3am and 5am.  Partly cloudy, then becoming cloudy toward daybreak, with a low around 64. East northeast wind 7 to 9 mph.  Chance of precipitation is 20%.

    Low: 64 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Saturday

    Saturday: A 50 percent chance of showers, mainly between 9am and 4pm.  Mostly cloudy, with a high near 79. Southeast wind 8 to 11 mph, with gusts as high as 18 mph.

    High: 79 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of showers, with thunderstorms also possible after 1am.  Mostly cloudy, with a low around 67. Southeast wind around 6 mph becoming light and variable.  Chance of precipitation is 50%.

    Low: 67 °F

    Chance
    Showers

  • Sunday

    Sunday: Mostly cloudy, then gradually becoming sunny, with a high near 82.

    High: 82 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 60.

    Low: 60 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 80.

    High: 80 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 61.

    Low: 61 °F

    Mostly Clear

Detailed Forecast

Overnight
Patchy fog. Otherwise, mostly cloudy, with a low around 67. Northeast wind 3 to 7 mph.
Friday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 81. East wind 9 to 11 mph, with gusts as high as 18 mph.
Friday Night
A slight chance of showers between 3am and 5am. Partly cloudy, then becoming cloudy toward daybreak, with a low around 64. East northeast wind 7 to 9 mph. Chance of precipitation is 20%.
Saturday
A 50 percent chance of showers, mainly between 9am and 4pm. Mostly cloudy, with a high near 79. Southeast wind 8 to 11 mph, with gusts as high as 18 mph.
Saturday Night
A chance of showers, with thunderstorms also possible after 1am. Mostly cloudy, with a low around 67. Southeast wind around 6 mph becoming light and variable. Chance of precipitation is 50%.
Sunday
Mostly cloudy, then gradually becoming sunny, with a high near 82.
Sunday Night
Mostly clear, with a low around 60.
Monday
Sunny, with a high near 80.
Monday Night
Mostly clear, with a low around 61.
Tuesday
A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 81.
Tuesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 63. Chance of precipitation is 70%.
Wednesday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 76.
Wednesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 58.
Thursday
Mostly sunny, with a high near 75.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NW Winnebago WI
 44.08°N 88.56°W (Elev. 758 ft)
1:21 am CDT Aug 14, 2026
1am CDT Aug 14, 2026-6pm CDT Aug 20, 2026
 
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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