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.

Fog/Mist

32°F

0°C

Humidity 92%
Wind Speed Calm
Barometer 30.13 in (1021.3 mb)
Dewpoint 30°F (-1°C)
Visibility 6.00 mi
Last update 25 Dec 1:53 am CST
Extended Forecast for

Chilton WI

  • Overnight

    Overnight: Mostly cloudy, with a low around 26. North wind 6 to 10 mph.

    Low: 26 °F

    Mostly Cloudy

  • Christmas Day

    Christmas Day: Mostly cloudy, with a high near 33. East northeast wind 11 to 14 mph, with gusts as high as 28 mph.

    High: 33 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Rain or freezing rain after midnight, becoming all rain after 3am. Temperature rising to around 34 by 5am. Southeast wind 10 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 80%. Little or no ice accumulation expected.

    Low: 31 °F⇑

    Cloudy then
    Rain/Freezing
    Rain

  • Friday

    Friday: Rain likely before 3pm, then a slight chance of rain and snow. Cloudy, with a high near 36. Southeast wind 5 to 13 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.

    High: 36 °F

    Rain Likely
    then Slight
    Chance
    Rain/Snow

  • Friday Night

    Friday Night: Cloudy, with a low around 31. Light and variable wind.

    Low: 31 °F

    Cloudy

  • Saturday

    Saturday: Cloudy, with a high near 38.

    High: 38 °F

    Cloudy

  • Saturday Night

    Saturday Night: A 30 percent chance of rain, mainly after midnight. Cloudy, with a low around 32.

    Low: 32 °F

    Chance Rain

  • Sunday

    Sunday: A slight chance of rain before noon, then a chance of rain and snow. Cloudy, with a high near 37. Breezy. Chance of precipitation is 40%.

    High: 37 °F

    Slight Chance
    Rain then
    Chance
    Rain/Snow and
    Breezy

  • Sunday Night

    Sunday Night: A 30 percent chance of snow before midnight. Mostly cloudy, with a low around 10. Windy.

    Low: 10 °F

    Windy. Chance
    Snow then
    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 26. North wind 6 to 10 mph.
Christmas Day
Mostly cloudy, with a high near 33. East northeast wind 11 to 14 mph, with gusts as high as 28 mph.
Thursday Night
Rain or freezing rain after midnight, becoming all rain after 3am. Temperature rising to around 34 by 5am. Southeast wind 10 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 80%. Little or no ice accumulation expected.
Friday
Rain likely before 3pm, then a slight chance of rain and snow. Cloudy, with a high near 36. Southeast wind 5 to 13 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Friday Night
Cloudy, with a low around 31. Light and variable wind.
Saturday
Cloudy, with a high near 38.
Saturday Night
A 30 percent chance of rain, mainly after midnight. Cloudy, with a low around 32.
Sunday
A slight chance of rain before noon, then a chance of rain and snow. Cloudy, with a high near 37. Breezy. Chance of precipitation is 40%.
Sunday Night
A 30 percent chance of snow before midnight. Mostly cloudy, with a low around 10. Windy.
Monday
Partly sunny, with a high near 19. Windy.
Monday Night
Partly cloudy, with a low around 9. Blustery.
Tuesday
Mostly cloudy, with a high near 23.
Tuesday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 10.
Wednesday
A 20 percent chance of snow. Partly sunny, with a high near 21.
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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:
2:16 am CST Dec 25, 2025
Forecast Valid:
2am CST Dec 25, 2025-6pm CST Dec 31, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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