Current conditions at

Wittman Regional Airport (KOSH)

Lat: 43.97°NLon: 88.56°WElev: 801ft.

Fog/Mist

57°F

14°C

Humidity 96%
Wind Speed Calm
Barometer 29.65 in (1003.7 mb)
Dewpoint 56°F (13°C)
Visibility 4.00 mi
Last update 14 Apr 8:53 pm CDT
Extended Forecast for

3 Miles ESE Winnebago WI

Flood Watch April 14, 09:53pm until April 15, 07:00am
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch April 14, 09:53pm until April 15, 07:00am

    NOW until 7:00am Wed

    Flood Watch

  • Tonight

    Low: 49 °F

    Severe
    Thunderstorms
    and Patchy
    Fog

  • Wednesday

    Wednesday: A slight chance of showers, then a chance of showers and thunderstorms after 1pm.  Areas of fog before noon.  Otherwise, mostly cloudy, with a high near 56. Northeast wind around 7 mph.  Chance of precipitation is 40%.

    High: 56 °F

    Slight Chance
    Showers and
    Areas Fog
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am.  Patchy fog between 8pm and 11pm.  Otherwise, mostly cloudy, with a low around 46. East northeast wind around 10 mph.  Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 46 °F

    Showers
    Likely and
    Patchy Fog

  • Thursday

    Thursday: A chance of showers and thunderstorms.  Cloudy, then gradually becoming mostly sunny, with a high near 56. North wind around 7 mph.  Chance of precipitation is 40%.

    High: 56 °F

    Chance
    T-storms then
    Chance
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 46. Northeast wind around 7 mph becoming southeast after midnight.

    Low: 46 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 64.

    High: 64 °F

    Partly Sunny

  • Friday Night

    Friday Night: Rain and possibly a thunderstorm.  Low around 45. Chance of precipitation is 90%.

    Low: 45 °F

    Rain

  • Saturday

    Saturday: Rain likely and possibly a thunderstorm before 1pm, then a chance of rain.  Mostly cloudy, with a high near 53. Chance of precipitation is 60%.

    High: 53 °F

    Rain Likely

Detailed Forecast

Tonight
Showers and thunderstorms likely before 1am, then a slight chance of showers between 1am and 2am. Some of the storms could be severe. Patchy fog. Otherwise, cloudy, with a low around 49. East southeast wind 5 to 8 mph becoming north northeast after midnight. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Areas of fog before noon. Otherwise, mostly cloudy, with a high near 56. Northeast wind around 7 mph. Chance of precipitation is 40%.
Wednesday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Patchy fog between 8pm and 11pm. Otherwise, mostly cloudy, with a low around 46. East northeast wind around 10 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Thursday
A chance of showers and thunderstorms. Cloudy, then gradually becoming mostly sunny, with a high near 56. North wind around 7 mph. Chance of precipitation is 40%.
Thursday Night
Partly cloudy, with a low around 46. Northeast wind around 7 mph becoming southeast after midnight.
Friday
Partly sunny, with a high near 64.
Friday Night
Rain and possibly a thunderstorm. Low around 45. Chance of precipitation is 90%.
Saturday
Rain likely and possibly a thunderstorm before 1pm, then a chance of rain. Mostly cloudy, with a high near 53. Chance of precipitation is 60%.
Saturday Night
A chance of rain, mixing with snow after 10pm, then gradually ending. Mostly cloudy, with a low around 30. Chance of precipitation is 30%.
Sunday
Partly sunny, with a high near 43.
Sunday Night
Partly cloudy, with a low around 30.
Monday
Sunny, with a high near 48.
Monday Night
Mostly clear, with a low around 35.
Tuesday
Mostly sunny, with a high near 56.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ESE Winnebago WI
 44.03°N 88.44°W (Elev. 748 ft)
8:32 pm CDT Apr 14, 2026
9pm CDT Apr 14, 2026-6pm CDT Apr 21, 2026
 
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Additional Resources

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