Hazardous Weather Conditions

Current conditions at

Wittman Regional Airport (KOSH)

Lat: 43.97°NLon: 88.56°WElev: 801ft.

Overcast

73°F

23°C

Humidity 90%
Wind Speed SE 6 mph
Barometer 29.99 in (1014.4 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 15 Aug 10:53 pm CDT
Extended Forecast for

4 Miles NE Van Dyne WI

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms after 1am.  Patchy fog between 1am and 2am.  Otherwise, mostly cloudy, with a steady temperature around 73. South southeast wind 5 to 7 mph becoming light and variable.

    Low: 73 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms and
    Patchy Fog

  • Sunday

    Sunday: A slight chance of showers between 1pm and 2pm.  Partly sunny, with a high near 81. Heat index values as high as 84. West southwest wind 6 to 14 mph becoming northwest in the afternoon. Winds could gust as high as 21 mph.  Chance of precipitation is 20%.

    High: 81 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 62. North wind 5 to 11 mph.

    Low: 62 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 79. West wind 3 to 8 mph.

    High: 79 °F

    Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 65. Southwest wind 6 to 9 mph.

    Low: 65 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms after 1pm.  Partly sunny, with a high near 80.

    High: 80 °F

    Partly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers.  Mostly cloudy, with a low around 62. Chance of precipitation is 60%.

    Low: 62 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A 20 percent chance of showers before 1pm.  Partly sunny, with a high near 75.

    High: 75 °F

    Slight Chance
    Showers

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 58.

    Low: 58 °F

    Partly Cloudy

Detailed Forecast

Tonight
A 20 percent chance of showers and thunderstorms after 1am. Patchy fog between 1am and 2am. Otherwise, mostly cloudy, with a steady temperature around 73. South southeast wind 5 to 7 mph becoming light and variable.
Sunday
A slight chance of showers between 1pm and 2pm. Partly sunny, with a high near 81. Heat index values as high as 84. West southwest wind 6 to 14 mph becoming northwest in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 20%.
Sunday Night
Partly cloudy, with a low around 62. North wind 5 to 11 mph.
Monday
Sunny, with a high near 79. West wind 3 to 8 mph.
Monday Night
Increasing clouds, with a low around 65. Southwest wind 6 to 9 mph.
Tuesday
A 40 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 80.
Tuesday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 62. Chance of precipitation is 60%.
Wednesday
A 20 percent chance of showers before 1pm. Partly sunny, with a high near 75.
Wednesday Night
Partly cloudy, with a low around 58.
Thursday
Mostly sunny, with a high near 75.
Thursday Night
Partly cloudy, with a low around 60.
Friday
A 20 percent chance of showers. Mostly sunny, with a high near 77.
Friday Night
A 20 percent chance of showers. Partly cloudy, with a low around 62.
Saturday
Mostly sunny, with a high near 78.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NE Van Dyne WI
 43.93°N 88.48°W (Elev. 748 ft)
8:41 pm CDT Aug 15, 2026
10pm CDT Aug 15, 2026-6pm CDT Aug 22, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database