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.

Overcast

77°F

25°C

Humidity 77%
Wind Speed SW 6 mph
Barometer 29.88 in (1010.8 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 25 Jul 7:53 pm CDT
Extended Forecast for

3 Miles SSW Butte Des Morts WI

  • Tonight

    Tonight: Partly cloudy, with a low around 70. West southwest wind 3 to 6 mph.

    Low: 70 °F

    Partly Cloudy

  • Sunday

    Sunday: Patchy fog before 8am. Otherwise, mostly sunny, with a high near 89. Heat index values as high as 96. Light south southwest wind becoming southwest 6 to 11 mph in the morning. Winds could gust as high as 20 mph.

    High: 89 °F

    Patchy Fog
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 71. Southwest wind 6 to 9 mph.

    Low: 71 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Monday

    Monday: A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86. Heat index values as high as 94. West wind 6 to 10 mph becoming south in the morning.

    High: 86 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: Partly cloudy, with a low around 65. West northwest wind around 10 mph becoming northeast in the evening.

    Low: 65 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 83.

    High: 83 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 61.

    Low: 61 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 62.

    Low: 62 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 70. West southwest wind 3 to 6 mph.
Sunday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 89. Heat index values as high as 96. Light south southwest wind becoming southwest 6 to 11 mph in the morning. Winds could gust as high as 20 mph.
Sunday Night
A 20 percent chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 71. Southwest wind 6 to 9 mph.
Monday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86. Heat index values as high as 94. West wind 6 to 10 mph becoming south in the morning.
Monday Night
Partly cloudy, with a low around 65. West northwest wind around 10 mph becoming northeast in the evening.
Tuesday
Mostly sunny, with a high near 83.
Tuesday Night
Mostly clear, with a low around 61.
Wednesday
Sunny, with a high near 83.
Wednesday Night
Mostly clear, with a low around 62.
Thursday
Mostly sunny, with a high near 85.
Thursday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 65.
Friday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 85.
Friday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 65.
Saturday
Sunny, with a high near 84.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSW Butte Des Morts WI
 44.06°N 88.68°W (Elev. 748 ft)
Last Update:
7:56 pm CDT Jul 25, 2026
Forecast Valid:
8pm CDT Jul 25, 2026-6pm CDT Aug 1, 2026
 
Forecast Discussion
 
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Additional Resources

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