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

49°F

9°C

Humidity 83%
Wind Speed S 5 mph
Barometer 29.57 in (1001.9 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Wind Chill47°F (8°C)
Last update 21 Mar 9:53 pm CDT
Extended Forecast for

4 Miles N Van Dyne WI

  • Tonight

    Tonight: A chance of rain before 3am, then a slight chance of rain after 4am. Mostly cloudy, with a low around 36. Light and variable wind becoming north northeast 5 to 10 mph after midnight. Chance of precipitation is 30%.

    Low: 36 °F

    Partly Cloudy
    then Chance
    Rain

  • Sunday

    Sunday: Cloudy, then gradually becoming mostly sunny, with a high near 41. North wind 13 to 15 mph, with gusts as high as 23 mph.

    High: 41 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 23. North northeast wind 6 to 9 mph.

    Low: 23 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 43. North northwest wind around 6 mph.

    High: 43 °F

    Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 30. Light southeast wind becoming south 5 to 10 mph in the evening.

    Low: 30 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 50.

    High: 50 °F

    Mostly Cloudy

  • Tuesday Night

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

    Low: 32 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A slight chance of rain and snow before 1pm. Mostly cloudy, with a high near 50. Chance of precipitation is 20%.

    High: 50 °F

    Slight Chance
    Rain/Snow

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 39.

    Low: 39 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A chance of rain before 3am, then a slight chance of rain after 4am. Mostly cloudy, with a low around 36. Light and variable wind becoming north northeast 5 to 10 mph after midnight. Chance of precipitation is 30%.
Sunday
Cloudy, then gradually becoming mostly sunny, with a high near 41. North wind 13 to 15 mph, with gusts as high as 23 mph.
Sunday Night
Partly cloudy, with a low around 23. North northeast wind 6 to 9 mph.
Monday
Sunny, with a high near 43. North northwest wind around 6 mph.
Monday Night
Increasing clouds, with a low around 30. Light southeast wind becoming south 5 to 10 mph in the evening.
Tuesday
Mostly cloudy, with a high near 50.
Tuesday Night
Mostly cloudy, with a low around 32.
Wednesday
A slight chance of rain and snow before 1pm. Mostly cloudy, with a high near 50. Chance of precipitation is 20%.
Wednesday Night
Mostly cloudy, with a low around 39.
Thursday
A 20 percent chance of rain before 1pm. Mostly cloudy, with a high near 51.
Thursday Night
Mostly cloudy, with a low around 26.
Friday
Partly sunny, with a high near 41.
Friday Night
Mostly clear, with a low around 27.
Saturday
Sunny, with a high near 44.
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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:
10:17 pm CDT Mar 21, 2026
Forecast Valid:
10pm CDT Mar 21, 2026-6pm CDT Mar 28, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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