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

59°F

15°C

Humidity 78%
Wind Speed Calm
Barometer 30.20 in (1022.2 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 30 Aug 8:53 pm CDT
Extended Forecast for

4 Miles N Van Dyne WI

  • Tonight

    Tonight: Patchy fog after 4am. Otherwise, mostly clear, with a low around 51. Light and variable wind.

    Low: 51 °F

    Clear then
    Patchy Fog

  • Sunday

    Sunday: Sunny, with a high near 75. Calm wind becoming east southeast around 5 mph in the afternoon.

    High: 75 °F

    Sunny

  • Sunday Night

    Sunday Night: Patchy fog after 5am. Otherwise, mostly clear, with a low around 51. Light and variable wind.

    Low: 51 °F

    Mostly Clear
    then Patchy
    Fog

  • Labor Day

    Labor Day: Patchy fog before 8am. Otherwise, sunny, with a high near 76. Calm wind becoming south around 5 mph in the afternoon.

    High: 76 °F

    Patchy Fog
    then Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 54. Light south southeast wind.

    Low: 54 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers after 1am. Partly cloudy, with a low around 55.

    Low: 55 °F

    Partly Cloudy
    then Chance
    Showers

  • Wednesday

    Wednesday: Showers likely, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 66. Chance of precipitation is 70%.

    High: 66 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers before 1am. Mostly cloudy, with a low around 42.

    Low: 42 °F

    Slight Chance
    Showers

Detailed Forecast

Tonight
Patchy fog after 4am. Otherwise, mostly clear, with a low around 51. Light and variable wind.
Sunday
Sunny, with a high near 75. Calm wind becoming east southeast around 5 mph in the afternoon.
Sunday Night
Patchy fog after 5am. Otherwise, mostly clear, with a low around 51. Light and variable wind.
Labor Day
Patchy fog before 8am. Otherwise, sunny, with a high near 76. Calm wind becoming south around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 54. Light south southeast wind.
Tuesday
Sunny, with a high near 77.
Tuesday Night
A 40 percent chance of showers after 1am. Partly cloudy, with a low around 55.
Wednesday
Showers likely, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 66. Chance of precipitation is 70%.
Wednesday Night
A 20 percent chance of showers before 1am. Mostly cloudy, with a low around 42.
Thursday
A 20 percent chance of showers after 1pm. Partly sunny, with a high near 56.
Thursday Night
Mostly cloudy, with a low around 43.
Friday
A 20 percent chance of showers. Partly sunny, with a high near 62.
Friday Night
Partly cloudy, with a low around 47.
Saturday
Mostly sunny, with a high near 66.
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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:
8:51 pm CDT Aug 30, 2025
Forecast Valid:
9pm CDT Aug 30, 2025-6pm CDT Sep 6, 2025
 
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