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.

Fair

8°F

-13°C

Humidity 60%
Wind Speed W 6 mph
Barometer 30.10 in (1022.1 mb)
Dewpoint -3°F (-19°C)
Visibility 10.00 mi
Wind Chill-2°F (-19°C)
Last update 17 Mar 9:53 am CDT
Extended Forecast for

4 Miles N Van Dyne WI

  • Today

    Today: Increasing clouds, with a high near 20. West northwest wind around 9 mph becoming southwest in the afternoon.

    High: 20 °F

    Increasing
    Clouds

  • Tonight

    Tonight: A chance of snow or flurries before 1am, then snow, mainly after 1am. Low around 16. South wind 7 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    Low: 16 °F

    Chance Snow
    then Snow

  • Wednesday

    Wednesday: A 10 percent chance of snow before 7am. Mostly cloudy, with a high near 37. South southwest wind 9 to 11 mph, with gusts as high as 20 mph.

    High: 37 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: A 40 percent chance of rain, mainly after 1am. Mostly cloudy, with a low around 31. Southwest wind around 7 mph.

    Low: 31 °F

    Chance Rain

  • Thursday

    Thursday: Partly sunny, with a high near 40. South wind around 6 mph.

    High: 40 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 32.

    Low: 32 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 41.

    High: 41 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 31.

    Low: 31 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 45.

    High: 45 °F

    Mostly Sunny

Detailed Forecast

Today
Increasing clouds, with a high near 20. West northwest wind around 9 mph becoming southwest in the afternoon.
Tonight
A chance of snow or flurries before 1am, then snow, mainly after 1am. Low around 16. South wind 7 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Wednesday
A 10 percent chance of snow before 7am. Mostly cloudy, with a high near 37. South southwest wind 9 to 11 mph, with gusts as high as 20 mph.
Wednesday Night
A 40 percent chance of rain, mainly after 1am. Mostly cloudy, with a low around 31. Southwest wind around 7 mph.
Thursday
Partly sunny, with a high near 40. South wind around 6 mph.
Thursday Night
Mostly cloudy, with a low around 32.
Friday
Mostly cloudy, with a high near 41.
Friday Night
Mostly cloudy, with a low around 31.
Saturday
Mostly sunny, with a high near 45.
Saturday Night
A slight chance of rain before 1am, then a slight chance of rain and snow. Mostly cloudy, with a low around 33. Chance of precipitation is 20%.
Sunday
A slight chance of rain and snow. Mostly cloudy, with a high near 41. Chance of precipitation is 20%.
Sunday Night
Partly cloudy, with a low around 25.
Monday
Mostly sunny, with a high near 38.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N Van Dyne WI
 43.93°N 88.54°W (Elev. 801 ft)
Last Update:
10:13 am CDT Mar 17, 2026
Forecast Valid:
10am CDT Mar 17, 2026-6pm CDT Mar 23, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation