National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Wittman Regional Airport (KOSH)

Lat: 43.97°NLon: 88.56°WElev: 801ft.

Overcast

73°F

23°C

Humidity 64%
Wind Speed NW 9 mph
Barometer 29.89 in (1010.9 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 26 Aug 7:53 pm CDT
Extended Forecast for

Butte Des Morts WI

  • Tonight

    Tonight: Mostly clear, with a low around 60. West northwest wind 6 to 8 mph.

    Low: 60 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 79. North northwest wind 6 to 8 mph.

    High: 79 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 56. North northeast wind 5 to 7 mph becoming east in the evening.

    Low: 56 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 79. East wind around 5 mph becoming calm.

    High: 79 °F

    Sunny

  • Friday Night

    Friday Night: Increasing clouds, with a low around 61. South wind 5 to 9 mph.

    Low: 61 °F

    Increasing
    Clouds

  • Saturday

    Saturday: A 20 percent chance of showers after 1pm. Mostly cloudy, with a high near 80.

    High: 80 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 66. Chance of precipitation is 60%.

    Low: 66 °F

    Chance
    T-storms then
    Showers
    Likely

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms before 1pm. Mostly cloudy, with a high near 84.

    High: 84 °F

    Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 69. Chance of precipitation is 60%.

    Low: 69 °F

    Chance
    Showers then
    Showers
    Likely

Detailed Forecast

Tonight
Mostly clear, with a low around 60. West northwest wind 6 to 8 mph.
Thursday
Mostly sunny, with a high near 79. North northwest wind 6 to 8 mph.
Thursday Night
Mostly clear, with a low around 56. North northeast wind 5 to 7 mph becoming east in the evening.
Friday
Sunny, with a high near 79. East wind around 5 mph becoming calm.
Friday Night
Increasing clouds, with a low around 61. South wind 5 to 9 mph.
Saturday
A 20 percent chance of showers after 1pm. Mostly cloudy, with a high near 80.
Saturday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 66. Chance of precipitation is 60%.
Sunday
A 30 percent chance of showers and thunderstorms before 1pm. Mostly cloudy, with a high near 84.
Sunday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 69. Chance of precipitation is 60%.
Monday
A 30 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 85.
Monday Night
A 40 percent chance of showers. Partly cloudy, with a low around 67.
Tuesday
Partly sunny, with a high near 85.
Tuesday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 64.
Wednesday
A 20 percent chance of showers. Partly sunny, with a high near 82.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Butte Des Morts WI
 44.11°N 88.65°W (Elev. 774 ft)
Last Update:
8:31 pm CDT Aug 26, 2026
Forecast Valid:
8pm CDT Aug 26, 2026-6pm CDT Sep 2, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation