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

33°F

1°C

Humidity 78%
Wind Speed S 5 mph
Barometer 29.87 in (1012.3 mb)
Dewpoint 27°F (-3°C)
Visibility 8.00 mi
Wind Chill28°F (-2°C)
Last update 15 Feb 1:53 am CST
Extended Forecast for

5 Miles NNE Van Dyne WI

  • Overnight

    Overnight: Partly cloudy, with a low around 28. South southwest wind around 7 mph.

    Low: 28 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 44. West southwest wind around 6 mph becoming calm in the afternoon.

    High: 44 °F

    Sunny

  • Sunday Night

    Sunday Night: Increasing clouds, with a low around 30. Light southwest wind becoming south 6 to 11 mph in the evening. Winds could gust as high as 18 mph.

    Low: 30 °F

    Increasing
    Clouds

  • Washington's Birthday

    Washington's Birthday: Mostly sunny, with a high near 56. South wind 5 to 13 mph becoming northwest in the afternoon. Winds could gust as high as 21 mph.

    High: 56 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 31. Light and variable wind becoming east 5 to 7 mph after midnight.

    Low: 31 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 44.

    High: 44 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Rain. Low around 38. Chance of precipitation is 80%.

    Low: 38 °F

    Rain

  • Wednesday

    Wednesday: A 50 percent chance of rain. Mostly sunny, with a high near 52.

    High: 52 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: A chance of rain and snow, mainly before midnight. Mostly cloudy, with a low around 29. Chance of precipitation is 30%.

    Low: 29 °F

    Chance
    Rain/Snow

Detailed Forecast

Overnight
Partly cloudy, with a low around 28. South southwest wind around 7 mph.
Sunday
Sunny, with a high near 44. West southwest wind around 6 mph becoming calm in the afternoon.
Sunday Night
Increasing clouds, with a low around 30. Light southwest wind becoming south 6 to 11 mph in the evening. Winds could gust as high as 18 mph.
Washington's Birthday
Mostly sunny, with a high near 56. South wind 5 to 13 mph becoming northwest in the afternoon. Winds could gust as high as 21 mph.
Monday Night
Partly cloudy, with a low around 31. Light and variable wind becoming east 5 to 7 mph after midnight.
Tuesday
Mostly cloudy, with a high near 44.
Tuesday Night
Rain. Low around 38. Chance of precipitation is 80%.
Wednesday
A 50 percent chance of rain. Mostly sunny, with a high near 52.
Wednesday Night
A chance of rain and snow, mainly before midnight. Mostly cloudy, with a low around 29. Chance of precipitation is 30%.
Thursday
A slight chance of rain and snow before noon, then a slight chance of rain. Partly sunny, with a high near 40. Chance of precipitation is 20%.
Thursday Night
A chance of rain and snow. Mostly cloudy, with a low around 24. Chance of precipitation is 40%.
Friday
A 30 percent chance of snow. Mostly cloudy, with a high near 33.
Friday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 18.
Saturday
A 20 percent chance of snow. Mostly sunny, with a high near 31.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNE Van Dyne WI
 43.93°N 88.48°W (Elev. 748 ft)
Last Update:
1:32 am CST Feb 15, 2026
Forecast Valid:
1am CST Feb 15, 2026-6pm CST Feb 21, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation