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

45°F

7°C

Humidity 68%
Wind Speed S 9 mph
Barometer 29.90 in (1012.9 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Wind Chill40°F (4°C)
Last update 21 Apr 4:53 am CDT
Extended Forecast for

3 Miles SE Butte Des Morts WI

  • Today

    Today: Sunny, with a high near 67. South southwest wind 5 to 8 mph becoming northwest in the afternoon.

    High: 67 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 42. East northeast wind 3 to 6 mph.

    Low: 42 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 66. East southeast wind 5 to 8 mph.

    High: 66 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 51. Southeast wind around 8 mph.

    Low: 51 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 74. South wind 8 to 16 mph, with gusts as high as 25 mph.

    High: 74 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 1am, then showers likely and possibly a thunderstorm between 1am and 4am, then showers likely after 4am. Mostly cloudy, with a low around 58. Chance of precipitation is 70%.

    Low: 58 °F

    Chance
    T-storms then
    Showers
    Likely

  • Friday

    Friday: Showers likely, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 66. Chance of precipitation is 70%.

    High: 66 °F

    Showers
    Likely

  • Friday Night

    Friday Night: A 20 percent chance of showers before 1am. Partly cloudy, with a low around 44.

    Low: 44 °F

    Slight Chance
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 60.

    High: 60 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 67. South southwest wind 5 to 8 mph becoming northwest in the afternoon.
Tonight
Mostly clear, with a low around 42. East northeast wind 3 to 6 mph.
Wednesday
Sunny, with a high near 66. East southeast wind 5 to 8 mph.
Wednesday Night
Partly cloudy, with a low around 51. Southeast wind around 8 mph.
Thursday
Mostly sunny, with a high near 74. South wind 8 to 16 mph, with gusts as high as 25 mph.
Thursday Night
A chance of showers and thunderstorms before 1am, then showers likely and possibly a thunderstorm between 1am and 4am, then showers likely after 4am. Mostly cloudy, with a low around 58. Chance of precipitation is 70%.
Friday
Showers likely, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 66. Chance of precipitation is 70%.
Friday Night
A 20 percent chance of showers before 1am. Partly cloudy, with a low around 44.
Saturday
Mostly sunny, with a high near 60.
Saturday Night
Mostly cloudy, with a low around 43.
Sunday
Mostly sunny, with a high near 59.
Sunday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 45.
Monday
A 50 percent chance of showers. Mostly cloudy, with a high near 58.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SE Butte Des Morts WI
 44.06°N 88.62°W (Elev. 748 ft)
Last Update:
4:16 am CDT Apr 21, 2026
Forecast Valid:
5am CDT Apr 21, 2026-6pm CDT Apr 27, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation