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Hazardous Weather Conditions

Current conditions at

Wittman Regional Airport (KOSH)

Lat: 43.97°NLon: 88.56°WElev: 801ft.

Fog

52°F

11°C

Humidity 100%
Wind Speed NE 5 mph
Barometer 29.74 in (1007.0 mb)
Dewpoint 52°F (11°C)
Visibility 0.50 mi
Wind Chill51°F (11°C)
Last update 16 Apr 7:53 am CDT
Extended Forecast for

5 Miles NNE Van Dyne WI

Dense Fog Advisory April 16, 08:33am until April 16, 10:00am
Click here for hazard details and duration
...
  •  
    Dense Fog Advisory April 16, 08:33am until April 16, 10:00am

    NOW until 10:00am Thu

    Dense Fog Advisory

  • Today

    High: 63 °F

    Patchy Dense
    Fog then
    Partly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 48. South southeast wind 3 to 8 mph.

    Low: 48 °F

    Mostly Clear

  • Friday

    Friday: A chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Patchy fog before 8am. Otherwise, partly sunny, with a high near 71. South southeast wind 11 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 30%.

    High: 71 °F

    Patchy Fog
    then Chance
    Showers

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm before 1am, then a chance of showers. Low around 39. South wind around 15 mph becoming west after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 90%.

    Low: 39 °F

    Showers

  • Saturday

    Saturday: A 30 percent chance of showers, mainly before 1pm. Mostly sunny, with a high near 47. West wind around 18 mph, with gusts as high as 30 mph.

    High: 47 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 31.

    Low: 31 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 46.

    High: 46 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 30.

    Low: 30 °F

    Mostly Clear

Detailed Forecast

Today
Patchy dense fog before 11am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 63. North northeast wind 5 to 8 mph.
Tonight
Mostly clear, with a low around 48. South southeast wind 3 to 8 mph.
Friday
A chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Patchy fog before 8am. Otherwise, partly sunny, with a high near 71. South southeast wind 11 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 30%.
Friday Night
Showers and possibly a thunderstorm before 1am, then a chance of showers. Low around 39. South wind around 15 mph becoming west after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 90%.
Saturday
A 30 percent chance of showers, mainly before 1pm. Mostly sunny, with a high near 47. West wind around 18 mph, with gusts as high as 30 mph.
Saturday Night
Partly cloudy, with a low around 31.
Sunday
Mostly sunny, with a high near 46.
Sunday Night
Mostly clear, with a low around 30.
Monday
Sunny, with a high near 54.
Monday Night
Partly cloudy, with a low around 42.
Tuesday
Mostly sunny, with a high near 65.
Tuesday Night
Mostly clear, with a low around 44.
Wednesday
Sunny, with a high near 61.
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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:
8:02 am CDT Apr 16, 2026
Forecast Valid:
8am CDT Apr 16, 2026-6pm CDT Apr 22, 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