Current conditions at

Wittman Regional Airport (KOSH)

Lat: 43.97°NLon: 88.56°WElev: 801ft.

Fog

55°F

13°C

Humidity 96%
Wind Speed NE 3 mph
Barometer 29.70 in (1005.1 mb)
Dewpoint 54°F (12°C)
Visibility 0.25 mi
Last update 15 Apr 4:53 am CDT
Extended Forecast for

Chilton WI

Dense Fog Advisory April 15, 04:56am until April 15, 10:00am
Click here for hazard details and duration
...
  •  
    Dense Fog Advisory April 15, 04:56am until April 15, 10:00am

    NOW until 10:00am Wed

    Dense Fog Advisory

  • Today

    High: 61 °F

    Chance
    Showers and
    Dense Fog

  • Tonight

    Tonight: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am.  Patchy fog after 7pm.  Otherwise, mostly cloudy, with a low around 47. East northeast wind around 7 mph.  Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 47 °F

    Showers
    Likely and
    Patchy Fog

  • Thursday

    Thursday: A chance of showers and thunderstorms before 1pm, then a chance of rain after 1pm.  Widespread dense fog, mainly before 8am.  Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 61. Northeast wind 6 to 8 mph becoming south southeast in the morning.  Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 61 °F

    Chance
    T-storms and
    Dense Fog

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 46. North northeast wind around 6 mph becoming south southeast after midnight.

    Low: 46 °F

    Partly Cloudy

  • Friday

    Friday: A 20 percent chance of rain after 1pm.  Partly sunny, with a high near 68. South southeast wind 7 to 16 mph, with gusts as high as 25 mph.

    High: 68 °F

    Partly Sunny
    then Slight
    Chance Rain

  • Friday Night

    Friday Night: Rain and possibly a thunderstorm.  Low around 44. Chance of precipitation is 90%.

    Low: 44 °F

    Rain

  • Saturday

    Saturday: A 50 percent chance of rain.  Mostly cloudy, with a high near 54.

    High: 54 °F

    Chance Rain

  • Saturday Night

    Saturday Night: A slight chance of rain before 10pm, then a slight chance of snow.  Mostly cloudy, with a low around 30. Chance of precipitation is 20%.

    Low: 30 °F

    Slight Chance
    Rain/Snow
    then Slight
    Chance Snow

Detailed Forecast

Today
A chance of showers, with thunderstorms also possible after 4pm. Widespread dense fog before 4pm, then patchy dense fog after 5pm. Otherwise, mostly cloudy, with a high near 61. East northeast wind 3 to 7 mph. Chance of precipitation is 40%.
Tonight
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Patchy fog after 7pm. Otherwise, mostly cloudy, with a low around 47. East northeast wind around 7 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Thursday
A chance of showers and thunderstorms before 1pm, then a chance of rain after 1pm. Widespread dense fog, mainly before 8am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 61. Northeast wind 6 to 8 mph becoming south southeast in the morning. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Partly cloudy, with a low around 46. North northeast wind around 6 mph becoming south southeast after midnight.
Friday
A 20 percent chance of rain after 1pm. Partly sunny, with a high near 68. South southeast wind 7 to 16 mph, with gusts as high as 25 mph.
Friday Night
Rain and possibly a thunderstorm. Low around 44. Chance of precipitation is 90%.
Saturday
A 50 percent chance of rain. Mostly cloudy, with a high near 54.
Saturday Night
A slight chance of rain before 10pm, then a slight chance of snow. Mostly cloudy, with a low around 30. Chance of precipitation is 20%.
Sunday
A 20 percent chance of snow before 1pm. Partly sunny, with a high near 45.
Sunday Night
Partly cloudy, with a low around 29.
Monday
Sunny, with a high near 54.
Monday Night
Partly cloudy, with a low around 41.
Tuesday
Mostly sunny, with a high near 65.
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ABOUT THIS FORECAST

 
Point Forecast:
Chilton WI
 44.02°N 88.17°W (Elev. 850 ft)
3:58 am CDT Apr 15, 2026
4am CDT Apr 15, 2026-6pm CDT Apr 21, 2026
 
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