National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Wittman Regional Airport (KOSH)

Lat: 43.97°NLon: 88.56°WElev: 801ft.

A Few Clouds

65°F

18°C

Humidity 66%
Wind Speed W 13 G 21 mph
Barometer 29.56 in (1000.2 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Last update 16 Jun 7:53 pm CDT
Extended Forecast for

4 Miles NE Van Dyne WI

  • Tonight

    Tonight: Mostly cloudy, with a low around 54. West northwest wind 6 to 11 mph, with gusts as high as 20 mph.

    Low: 54 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm, mainly before 5pm, then a chance of showers and thunderstorms after 5pm. High near 65. South southeast wind 7 to 12 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    High: 65 °F

    Showers
    Likely then
    Showers

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms before 2am, then a chance of showers. Low around 54. South wind 8 to 14 mph becoming north after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 54 °F

    Showers then
    Showers
    Likely

  • Thursday

    Thursday: A chance of showers, with thunderstorms also possible after 4pm. Partly sunny, with a high near 70. West northwest wind around 14 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.

    High: 70 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A slight chance of thunderstorms before 7pm. Mostly clear, with a low around 54. West wind around 10 mph, with gusts as high as 18 mph. Chance of precipitation is 10%.

    Low: 54 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Juneteenth

    Juneteenth: Sunny, with a high near 70.

    High: 70 °F

    Sunny

  • Friday Night

    Friday Night: A slight chance of showers and thunderstorms. Mostly clear, with a low around 55. Chance of precipitation is 20%.

    Low: 55 °F

    Slight Chance
    T-storms

  • Saturday

    Saturday: Sunny, with a high near 74.

    High: 74 °F

    Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of showers after 1am. Partly cloudy, with a low around 56.

    Low: 56 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

Detailed Forecast

Tonight
Mostly cloudy, with a low around 54. West northwest wind 6 to 11 mph, with gusts as high as 20 mph.
Wednesday
Showers and possibly a thunderstorm, mainly before 5pm, then a chance of showers and thunderstorms after 5pm. High near 65. South southeast wind 7 to 12 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
Showers and thunderstorms before 2am, then a chance of showers. Low around 54. South wind 8 to 14 mph becoming north after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Thursday
A chance of showers, with thunderstorms also possible after 4pm. Partly sunny, with a high near 70. West northwest wind around 14 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.
Thursday Night
A slight chance of thunderstorms before 7pm. Mostly clear, with a low around 54. West wind around 10 mph, with gusts as high as 18 mph. Chance of precipitation is 10%.
Juneteenth
Sunny, with a high near 70.
Friday Night
A slight chance of showers and thunderstorms. Mostly clear, with a low around 55. Chance of precipitation is 20%.
Saturday
Sunny, with a high near 74.
Saturday Night
A 20 percent chance of showers after 1am. Partly cloudy, with a low around 56.
Sunday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 71. Chance of precipitation is 30%.
Sunday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 56.
Monday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 72.
Monday Night
Partly cloudy, with a low around 56.
Tuesday
Mostly sunny, with a high near 76.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NE Van Dyne WI
 43.93°N 88.48°W (Elev. 748 ft)
Last Update:
8:36 pm CDT Jun 16, 2026
Forecast Valid:
8pm CDT Jun 16, 2026-6pm CDT Jun 23, 2026
 
Forecast Discussion
 
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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation