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.

Thunderstorm in Vicinity Heavy Rain Fog/Mist

42°F

6°C

Humidity 96%
Wind Speed E 7 mph
Barometer 29.36 in (994.7 mb)
Dewpoint 41°F (5°C)
Visibility 1.50 mi
Wind Chill38°F (3°C)
Last update 18 Feb 4:53 am CST
Extended Forecast for

Chilton WI

  • Overnight

    Overnight: Rain likely. Cloudy, with a low around 39. Southeast wind around 17 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 39 °F

    Rain Likely

  • Wednesday

    Wednesday: A 30 percent chance of rain, mainly before 8am. Cloudy through mid morning, then gradual clearing, with a high near 56. Southeast wind 13 to 17 mph becoming west southwest in the morning. Winds could gust as high as 28 mph.

    High: 56 °F

    Chance Rain
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of rain before 8pm. Partly cloudy, with a low around 31. West southwest wind 6 to 10 mph becoming south southeast after midnight.

    Low: 31 °F

    Slight Chance
    Rain then
    Mostly Clear

  • Thursday

    Thursday: A 30 percent chance of rain after noon. Mostly sunny, with a high near 48. South southeast wind 6 to 10 mph becoming east northeast in the morning.

    High: 48 °F

    Sunny then
    Chance Rain

  • Thursday Night

    Thursday Night: Rain before 3am, then rain and snow. Some thunder is also possible. Low around 33. East northeast wind 10 to 14 mph becoming west southwest after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 80%.

    Low: 33 °F

    Rain Likely
    then
    Rain/Snow

  • Friday

    Friday: Rain and snow likely, becoming all snow after 9am. Mostly cloudy, with a high near 38. Chance of precipitation is 60%.

    High: 38 °F

    Rain/Snow
    Likely then
    Chance Snow

  • Friday Night

    Friday Night: A 20 percent chance of snow. Mostly cloudy, with a low around 24.

    Low: 24 °F

    Slight Chance
    Snow

  • Saturday

    Saturday: A 20 percent chance of snow after noon. Partly sunny, with a high near 34.

    High: 34 °F

    Partly Sunny
    then Slight
    Chance Snow

  • Saturday Night

    Saturday Night: A 40 percent chance of snow. Mostly cloudy, with a low around 21.

    Low: 21 °F

    Chance Snow

Detailed Forecast

Overnight
Rain likely. Cloudy, with a low around 39. Southeast wind around 17 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
A 30 percent chance of rain, mainly before 8am. Cloudy through mid morning, then gradual clearing, with a high near 56. Southeast wind 13 to 17 mph becoming west southwest in the morning. Winds could gust as high as 28 mph.
Wednesday Night
A 20 percent chance of rain before 8pm. Partly cloudy, with a low around 31. West southwest wind 6 to 10 mph becoming south southeast after midnight.
Thursday
A 30 percent chance of rain after noon. Mostly sunny, with a high near 48. South southeast wind 6 to 10 mph becoming east northeast in the morning.
Thursday Night
Rain before 3am, then rain and snow. Some thunder is also possible. Low around 33. East northeast wind 10 to 14 mph becoming west southwest after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 80%.
Friday
Rain and snow likely, becoming all snow after 9am. Mostly cloudy, with a high near 38. Chance of precipitation is 60%.
Friday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 24.
Saturday
A 20 percent chance of snow after noon. Partly sunny, with a high near 34.
Saturday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 21.
Sunday
A 20 percent chance of snow before noon. Mostly cloudy, with a high near 29.
Sunday Night
Mostly cloudy, with a low around 14.
Monday
Mostly sunny, with a high near 26.
Monday Night
Partly cloudy, with a low around 13.
Tuesday
A 20 percent chance of snow. Partly sunny, with a high near 30.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Chilton WI
 44.02°N 88.17°W (Elev. 850 ft)
Last Update:
4:56 am CST Feb 18, 2026
Forecast Valid:
5am CST Feb 18, 2026-6pm CST Feb 24, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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