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.

Fair

55°F

13°C

Humidity 83%
Wind Speed S 13 mph
Barometer 29.84 in (1010.8 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Wind Chill51°F (11°C)
Last update 12 Apr 7:53 am CDT
Extended Forecast for

Chilton WI

  • Today

    Today: Showers and thunderstorms likely, mainly before 11am. Patchy fog before 1pm. Otherwise, mostly cloudy, with a high near 70. Breezy, with a south southwest wind 15 to 23 mph, with gusts as high as 37 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 70 °F

    Showers
    Likely and
    Patchy Fog

  • Tonight

    Tonight: A slight chance of showers and thunderstorms before 7pm, then a slight chance of showers between 7pm and 11pm. Patchy fog between 9pm and 1am. Otherwise, mostly cloudy, with a low around 59. Breezy, with a southwest wind 17 to 23 mph, with gusts as high as 36 mph. Chance of precipitation is 20%.

    Low: 59 °F

    Slight Chance
    T-storms and
    Patchy Fog

  • Monday

    Monday: A slight chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 72. West southwest wind 10 to 14 mph becoming south southeast in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 30%.

    High: 72 °F

    Partly Sunny
    then Chance
    Showers

  • Monday Night

    Monday Night: Showers and thunderstorms before 4am, then a chance of showers. Low around 56. South southeast wind 10 to 14 mph becoming southwest after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 90%.

    Low: 56 °F

    Showers

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 69. West southwest wind around 10 mph.

    High: 69 °F

    Mostly Cloudy
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms between 1am and 4am, then a chance of showers after 4am. Mostly cloudy, with a low around 47. Chance of precipitation is 70%.

    Low: 47 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 65. Chance of precipitation is 60%.

    High: 65 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Rain likely and possibly a thunderstorm before 1am, then a chance of rain. Mostly cloudy, with a low around 49. Chance of precipitation is 60%.

    Low: 49 °F

    Rain Likely

  • Thursday

    Thursday: A 30 percent chance of rain, mainly before 1pm. Partly sunny, with a high near 68.

    High: 68 °F

    Chance Rain

Detailed Forecast

Today
Showers and thunderstorms likely, mainly before 11am. Patchy fog before 1pm. Otherwise, mostly cloudy, with a high near 70. Breezy, with a south southwest wind 15 to 23 mph, with gusts as high as 37 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
A slight chance of showers and thunderstorms before 7pm, then a slight chance of showers between 7pm and 11pm. Patchy fog between 9pm and 1am. Otherwise, mostly cloudy, with a low around 59. Breezy, with a southwest wind 17 to 23 mph, with gusts as high as 36 mph. Chance of precipitation is 20%.
Monday
A slight chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 72. West southwest wind 10 to 14 mph becoming south southeast in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 30%.
Monday Night
Showers and thunderstorms before 4am, then a chance of showers. Low around 56. South southeast wind 10 to 14 mph becoming southwest after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 90%.
Tuesday
A 40 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 69. West southwest wind around 10 mph.
Tuesday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms between 1am and 4am, then a chance of showers after 4am. Mostly cloudy, with a low around 47. Chance of precipitation is 70%.
Wednesday
A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 65. Chance of precipitation is 60%.
Wednesday Night
Rain likely and possibly a thunderstorm before 1am, then a chance of rain. Mostly cloudy, with a low around 49. Chance of precipitation is 60%.
Thursday
A 30 percent chance of rain, mainly before 1pm. Partly sunny, with a high near 68.
Thursday Night
Mostly clear, with a low around 49.
Friday
A 40 percent chance of rain. Partly sunny, with a high near 72.
Friday Night
Rain and possibly a thunderstorm. Low around 47. Chance of precipitation is 80%.
Saturday
A 50 percent chance of rain and thunderstorms. Mostly cloudy, with a high near 58.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Chilton WI
 44.02°N 88.17°W (Elev. 850 ft)
Last Update:
5:41 am CDT Apr 12, 2026
Forecast Valid:
8am CDT Apr 12, 2026-6pm CDT Apr 18, 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