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.

Fair

24°F

-4°C

Humidity 81%
Wind Speed W 7 mph
Barometer 29.47 in (999.2 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill16°F (-9°C)
Last update 25 Feb 1:53 am CST
Extended Forecast for

5 Miles NNE Van Dyne WI

  • Overnight

    Overnight: Partly cloudy, with a low around 14. West northwest wind around 17 mph, with gusts as high as 24 mph.

    Low: 14 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 21. West northwest wind 9 to 17 mph, with gusts as high as 25 mph.

    High: 21 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 9. West northwest wind 5 to 7 mph becoming calm after midnight.

    Low: 9 °F

    Mostly Clear

  • Thursday

    Thursday: A 20 percent chance of snow. Partly sunny, with a high near 35. Light south southwest wind becoming southwest 6 to 11 mph in the morning.

    High: 35 °F

    Slight Chance
    Snow

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 24. Southwest wind 7 to 9 mph.

    Low: 24 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 48.

    High: 48 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 18.

    Low: 18 °F

    Partly Cloudy

  • Saturday

    Saturday: A 40 percent chance of snow, mainly after noon. Mostly cloudy, with a high near 26.

    High: 26 °F

    Chance Snow

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 9.

    Low: 9 °F

    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 14. West northwest wind around 17 mph, with gusts as high as 24 mph.
Wednesday
Mostly sunny, with a high near 21. West northwest wind 9 to 17 mph, with gusts as high as 25 mph.
Wednesday Night
Mostly clear, with a low around 9. West northwest wind 5 to 7 mph becoming calm after midnight.
Thursday
A 20 percent chance of snow. Partly sunny, with a high near 35. Light south southwest wind becoming southwest 6 to 11 mph in the morning.
Thursday Night
Partly cloudy, with a low around 24. Southwest wind 7 to 9 mph.
Friday
Mostly sunny, with a high near 48.
Friday Night
Partly cloudy, with a low around 18.
Saturday
A 40 percent chance of snow, mainly after noon. Mostly cloudy, with a high near 26.
Saturday Night
Partly cloudy, with a low around 9.
Sunday
Mostly sunny, with a high near 23.
Sunday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 13.
Monday
Mostly sunny, with a high near 31.
Monday Night
Partly cloudy, with a low around 18.
Tuesday
A 30 percent chance of snow. Mostly sunny, with a high near 37.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNE Van Dyne WI
 43.93°N 88.48°W (Elev. 748 ft)
Last Update:
2:12 am CST Feb 25, 2026
Forecast Valid:
2am CST Feb 25, 2026-6pm CST Mar 3, 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