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

14°F

-10°C

Humidity 71%
Wind Speed NW 13 mph
Barometer 30.49 in (1034.9 mb)
Dewpoint 6°F (-14°C)
Visibility 10.00 mi
Wind Chill0°F (-18°C)
Last update 23 Feb 7:53 am CST
Extended Forecast for

4 Miles NNW Chilton WI

  • Today

    Today: A chance of flurries before 3pm. Partly sunny, with a high near 22. North 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

  • Tonight

    Tonight: Mostly cloudy, with a low around 17. Light and variable wind becoming south 6 to 11 mph after midnight.

    Low: 17 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Snow, mainly after noon. High near 34. South wind 13 to 20 mph, with gusts 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 17 to 20 mph, with gusts as high as 26 mph.

    Low: 13 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 23. West northwest wind 9 to 18 mph, with gusts as high as 25 mph.

    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 31.

    High: 31 °F

    Slight Chance
    Snow then
    Partly Sunny

  • Thursday Night

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

    Low: 22 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 47.

    High: 47 °F

    Mostly Sunny

Detailed Forecast

Today
A chance of flurries before 3pm. Partly sunny, with a high near 22. North wind 11 to 16 mph decreasing to 5 to 10 mph in the afternoon. Winds could gust as high as 25 mph.
Tonight
Mostly cloudy, with a low around 17. Light and variable wind becoming south 6 to 11 mph after midnight.
Tuesday
Snow, mainly after noon. High near 34. South wind 13 to 20 mph, with gusts 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 17 to 20 mph, with gusts as high as 26 mph.
Wednesday
Sunny, with a high near 23. West northwest wind 9 to 18 mph, with gusts as high as 25 mph.
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 31.
Thursday Night
Partly cloudy, with a low around 22.
Friday
Mostly sunny, with a high near 47.
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:
4 Miles NNW Chilton WI
 44.07°N 88.2°W (Elev. 899 ft)
Last Update:
7:36 am CST Feb 23, 2026
Forecast Valid:
8am CST Feb 23, 2026-6pm CST Mar 1, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation