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

69°F

21°C

Humidity 57%
Wind Speed Vrbl 5 mph
Barometer 30.28 in (1025.0 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Last update 25 Sep 3:53 pm CDT
Extended Forecast for

2 Miles WSW Butte Des Morts WI

  • Tonight

    Tonight: Mostly clear, with a low around 48. East southeast wind around 5 mph becoming calm in the evening.

    Low: 48 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 68. Calm wind becoming east southeast 5 to 7 mph in the morning.

    High: 68 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 47. East southeast wind around 6 mph becoming calm in the evening.

    Low: 47 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 68. Calm wind.

    High: 68 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 50. Calm wind.

    Low: 50 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 70.

    High: 70 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 50.

    Low: 50 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 70.

    High: 70 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A 50 percent chance of showers. Mostly cloudy, with a low around 57.

    Low: 57 °F

    Chance
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 48. East southeast wind around 5 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 68. Calm wind becoming east southeast 5 to 7 mph in the morning.
Saturday Night
Mostly cloudy, with a low around 47. East southeast wind around 6 mph becoming calm in the evening.
Sunday
Partly sunny, with a high near 68. Calm wind.
Sunday Night
Partly cloudy, with a low around 50. Calm wind.
Monday
Sunny, with a high near 70.
Monday Night
Mostly clear, with a low around 50.
Tuesday
A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 70.
Tuesday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 57.
Wednesday
A 50 percent chance of showers. Mostly cloudy, with a high near 67.
Wednesday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 56.
Thursday
A 20 percent chance of showers. Mostly cloudy, with a high near 67.
Thursday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 51.
Friday
A 40 percent chance of showers. Partly sunny, with a high near 67.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW Butte Des Morts WI
 44.06°N 88.68°W (Elev. 748 ft)
Last Update:
3:06 pm CDT Sep 25, 2026
Forecast Valid:
4pm CDT Sep 25, 2026-6pm CDT Oct 2, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation