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.

Fair

35°F

2°C

Humidity 78%
Wind Speed S 13 mph
Barometer 29.77 in (1009.3 mb)
Dewpoint 29°F (-2°C)
Visibility 7.00 mi
Wind Chill26°F (-3°C)
Last update 27 Feb 8:53 am CST
Extended Forecast for

3 Miles SE Butte Des Morts WI

  • Today

    Today: Mostly sunny, with a high near 48. South southwest wind 10 to 16 mph, with gusts as high as 29 mph.

    High: 48 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 16. West wind 10 to 14 mph, with gusts as high as 28 mph.

    Low: 16 °F

    Partly Cloudy

  • Saturday

    Saturday: Snow, mainly after noon. High near 23. North northwest wind 8 to 10 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

    High: 23 °F

    Chance Snow
    then Snow

  • Saturday Night

    Saturday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 6. North wind around 7 mph.

    Low: 6 °F

    Decreasing
    Clouds

  • Sunday

    Sunday: Mostly sunny, with a high near 24. North wind around 6 mph.

    High: 24 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of snow after midnight. Mostly cloudy, with a low around 13.

    Low: 13 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Monday

    Monday: Partly sunny, with a high near 35.

    High: 35 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 23.

    Low: 23 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of snow, mainly before noon. Partly sunny, with a high near 39.

    High: 39 °F

    Chance Snow

Detailed Forecast

Today
Mostly sunny, with a high near 48. South southwest wind 10 to 16 mph, with gusts as high as 29 mph.
Tonight
Partly cloudy, with a low around 16. West wind 10 to 14 mph, with gusts as high as 28 mph.
Saturday
Snow, mainly after noon. High near 23. North northwest wind 8 to 10 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.
Saturday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 6. North wind around 7 mph.
Sunday
Mostly sunny, with a high near 24. North wind around 6 mph.
Sunday Night
A 20 percent chance of snow after midnight. Mostly cloudy, with a low around 13.
Monday
Partly sunny, with a high near 35.
Monday Night
Mostly cloudy, with a low around 23.
Tuesday
A 30 percent chance of snow, mainly before noon. Partly sunny, with a high near 39.
Tuesday Night
Partly cloudy, with a low around 24.
Wednesday
A 20 percent chance of rain. Sunny, with a high near 43.
Wednesday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 31.
Thursday
A 50 percent chance of rain. Mostly cloudy, with a high near 44.
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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:
7:32 am CST Feb 27, 2026
Forecast Valid:
9am CST Feb 27, 2026-6pm CST Mar 5, 2026
 
Forecast Discussion
 
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Additional Resources

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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