Hazardous Weather Conditions

Current conditions at

Wittman Regional Airport (KOSH)

Lat: 43.97°NLon: 88.56°WElev: 801ft.

Fair

64°F

18°C

Humidity 93%
Wind Speed S 12 mph
Barometer 29.98 in (1014.1 mb)
Dewpoint 62°F (17°C)
Visibility 9.00 mi
Last update 4 Aug 6:53 am CDT
Extended Forecast for

Chilton WI

  • Today

    Today: A 40 percent chance of showers and thunderstorms after 3pm.  Increasing clouds, with a high near 82. Heat index values as high as 86. Southwest wind 9 to 15 mph, with gusts as high as 23 mph.

    High: 82 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tonight

    Tonight: Showers and thunderstorms likely.  Mostly cloudy, with a low around 63. Southwest wind 5 to 8 mph becoming northwest after midnight.  Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 63 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A 30 percent chance of showers, mainly after 1pm.  Partly sunny, with a high near 76. Light and variable wind becoming south southwest around 6 mph in the morning.

    High: 76 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers, mainly before 1am.  Patchy fog after 3am.  Otherwise, mostly cloudy, with a low around 59. Light and variable wind.

    Low: 59 °F

    Chance
    Showers and
    Patchy Fog

  • Thursday

    Thursday: Sunny, with a high near 79. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 79 °F

    Sunny

  • Thursday Night

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

    Low: 61 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 65.

    Low: 65 °F

    Mostly Clear

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 83.

    High: 83 °F

    Sunny then
    Slight Chance
    T-storms

Detailed Forecast

Today
A 40 percent chance of showers and thunderstorms after 3pm. Increasing clouds, with a high near 82. Heat index values as high as 86. Southwest wind 9 to 15 mph, with gusts as high as 23 mph.
Tonight
Showers and thunderstorms likely. Mostly cloudy, with a low around 63. Southwest wind 5 to 8 mph becoming northwest after midnight. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
A 30 percent chance of showers, mainly after 1pm. Partly sunny, with a high near 76. Light and variable wind becoming south southwest around 6 mph in the morning.
Wednesday Night
A 30 percent chance of showers, mainly before 1am. Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 59. Light and variable wind.
Thursday
Sunny, with a high near 79. Calm wind becoming southwest around 6 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 61.
Friday
Sunny, with a high near 82.
Friday Night
Mostly clear, with a low around 65.
Saturday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 83.
Saturday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 67.
Sunday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 84.
Sunday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 64.
Monday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 81.
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ABOUT THIS FORECAST

 
Point Forecast:
Chilton WI
 44.05°N 88.17°W (Elev. 892 ft)
7:41 am CDT Aug 4, 2026
7am CDT Aug 4, 2026-6pm CDT Aug 10, 2026
 
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Additional Resources

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Hourly Weather Forecast

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