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

14°F

-10°C

Humidity 51%
Wind Speed W 7 mph
Barometer 29.96 in (1017.3 mb)
Dewpoint -1°F (-18°C)
Visibility 10.00 mi
Wind Chill4°F (-16°C)
Last update 2 Jan 5:53 pm CST
Extended Forecast for

Chilton WI

  • Tonight

    Tonight: Mostly cloudy, with a temperature rising to around 13 by 4am. West northwest wind 5 to 8 mph.

    Low: 10 °F⇑

    Mostly Cloudy

  • Saturday

    Saturday: Snow likely, mainly before noon. Cloudy, with a high near 21. West wind 5 to 9 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 21 °F

    Snow Likely

  • Saturday Night

    Saturday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 4. West northwest wind 5 to 8 mph.

    Low: 4 °F

    Decreasing
    Clouds

  • Sunday

    Sunday: Increasing clouds, with a high near 25. Light and variable wind becoming south around 6 mph in the afternoon.

    High: 25 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: Snow before 3am, then a chance of snow and freezing rain. Low around 18. South wind 6 to 10 mph. Chance of precipitation is 80%.

    Low: 18 °F

    Snow then
    Chance Wintry
    Mix

  • Monday

    Monday: Partly sunny, with a high near 32.

    High: 32 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 24.

    Low: 24 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of rain, mainly before noon. Mostly cloudy, with a high near 35.

    High: 35 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 25.

    Low: 25 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a temperature rising to around 13 by 4am. West northwest wind 5 to 8 mph.
Saturday
Snow likely, mainly before noon. Cloudy, with a high near 21. West wind 5 to 9 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Saturday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 4. West northwest wind 5 to 8 mph.
Sunday
Increasing clouds, with a high near 25. Light and variable wind becoming south around 6 mph in the afternoon.
Sunday Night
Snow before 3am, then a chance of snow and freezing rain. Low around 18. South wind 6 to 10 mph. Chance of precipitation is 80%.
Monday
Partly sunny, with a high near 32.
Monday Night
Mostly cloudy, with a low around 24.
Tuesday
A 30 percent chance of rain, mainly before noon. Mostly cloudy, with a high near 35.
Tuesday Night
Partly cloudy, with a low around 25.
Wednesday
Mostly sunny, with a high near 35.
Wednesday Night
Partly cloudy, with a low around 29.
Thursday
A 20 percent chance of rain. Mostly cloudy, with a high near 39.
Thursday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 30.
Friday
A 40 percent chance of rain. Partly sunny, with a high near 37.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Chilton WI
 44.02°N 88.17°W (Elev. 850 ft)
Last Update:
5:06 pm CST Jan 2, 2026
Forecast Valid:
6pm CST Jan 2, 2026-6pm CST Jan 9, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation