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.

Overcast

17°F

-8°C

Humidity 68%
Wind Speed N 18 mph
Barometer 30.44 in (1032.9 mb)
Dewpoint 8°F (-13°C)
Visibility 10.00 mi
Wind Chill1°F (-17°C)
Last update 23 Feb 2:53 am CST
Extended Forecast for

Chilton WI

  • Overnight

    Overnight: A chance of flurries. Mostly cloudy, with a low around 14. North northwest wind around 17 mph, with gusts as high as 29 mph.

    Low: 14 °F

    Chance
    Flurries

  • Monday

    Monday: A chance of flurries before 3pm. Partly sunny, with a high near 22. North northwest wind 11 to 16 mph decreasing to 5 to 10 mph in the afternoon. Winds could gust as high as 25 mph.

    High: 22 °F

    Chance
    Flurries

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 16. Light and variable wind becoming south 5 to 10 mph after midnight.

    Low: 16 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Snow, mainly after noon. High near 34. South wind 11 to 20 mph becoming west southwest in the afternoon. Winds could gust as high as 33 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    High: 34 °F

    Chance Snow
    then Snow

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 13. West northwest wind around 18 mph, with gusts as high as 26 mph.

    Low: 13 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 23.

    High: 23 °F

    Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of snow after midnight. Partly cloudy, with a low around 13.

    Low: 13 °F

    Partly Cloudy
    then Slight
    Chance Snow

  • Thursday

    Thursday: A 20 percent chance of snow before noon. Partly sunny, with a high near 32.

    High: 32 °F

    Slight Chance
    Snow then
    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 22.

    Low: 22 °F

    Partly Cloudy

Detailed Forecast

Overnight
A chance of flurries. Mostly cloudy, with a low around 14. North northwest wind around 17 mph, with gusts as high as 29 mph.
Monday
A chance of flurries before 3pm. Partly sunny, with a high near 22. North northwest wind 11 to 16 mph decreasing to 5 to 10 mph in the afternoon. Winds could gust as high as 25 mph.
Monday Night
Mostly cloudy, with a low around 16. Light and variable wind becoming south 5 to 10 mph after midnight.
Tuesday
Snow, mainly after noon. High near 34. South wind 11 to 20 mph becoming west southwest in the afternoon. Winds could gust as high as 33 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Tuesday Night
Mostly cloudy, with a low around 13. West northwest wind around 18 mph, with gusts as high as 26 mph.
Wednesday
Sunny, with a high near 23.
Wednesday Night
A 20 percent chance of snow after midnight. Partly cloudy, with a low around 13.
Thursday
A 20 percent chance of snow before noon. Partly sunny, with a high near 32.
Thursday Night
Partly cloudy, with a low around 22.
Friday
Mostly sunny, with a high near 48.
Friday Night
Partly cloudy, with a low around 24.
Saturday
A 20 percent chance of snow. Partly sunny, with a high near 33.
Saturday Night
A 20 percent chance of snow. Partly cloudy, with a low around 12.
Sunday
A 20 percent chance of snow. Mostly sunny, with a high near 24.
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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:
3:06 am CST Feb 23, 2026
Forecast Valid:
3am CST Feb 23, 2026-6pm CST Mar 1, 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