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Hazardous Weather Conditions

Current conditions at

Wittman Regional Airport (KOSH)

Lat: 43.97°NLon: 88.56°WElev: 801ft.

Mostly Cloudy

51°F

11°C

Humidity 61%
Wind Speed S 8 mph
Barometer 29.85 in (1010.4 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Wind Chill48°F (9°C)
Last update 15 May 5:53 am CDT
Extended Forecast for

2 Miles NNW Van Dyne WI

  • Today

    Today: Mostly cloudy, then gradually becoming sunny, with a high near 78. South southwest wind 13 to 18 mph, with gusts as high as 29 mph.

    High: 78 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: A chance of showers and thunderstorms. Increasing clouds, with a low around 56. South wind 10 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 56 °F

    Slight Chance
    Showers then
    Chance
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 82. West wind 8 to 14 mph, with gusts as high as 20 mph.

    High: 82 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A chance of showers between 1am and 4am, then a chance of showers and thunderstorms after 4am. Increasing clouds, with a low around 53. Light and variable wind becoming east northeast 5 to 9 mph after midnight. Chance of precipitation is 30%.

    Low: 53 °F

    Partly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: Showers likely and possibly a thunderstorm before 7am, then showers likely between 7am and 10am, then showers likely and possibly a thunderstorm after 10am. Mostly cloudy, with a high near 77. Southeast wind 13 to 17 mph, with gusts as high as 29 mph. Chance of precipitation is 60%.

    High: 77 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: A chance of showers, with thunderstorms also possible after 10pm. Partly cloudy, with a low around 61. Chance of precipitation is 30%.

    Low: 61 °F

    Chance
    Showers

  • Monday

    Monday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 84. Chance of precipitation is 70%.

    High: 84 °F

    Chance
    T-storms then
    Showers
    Likely

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 62. Chance of precipitation is 70%.

    Low: 62 °F

    Showers
    Likely

  • Tuesday

    Tuesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 80. Breezy. Chance of precipitation is 60%.

    High: 80 °F

    Showers
    Likely and
    Breezy

Detailed Forecast

Today
Mostly cloudy, then gradually becoming sunny, with a high near 78. South southwest wind 13 to 18 mph, with gusts as high as 29 mph.
Tonight
A chance of showers and thunderstorms. Increasing clouds, with a low around 56. South wind 10 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
Mostly sunny, with a high near 82. West wind 8 to 14 mph, with gusts as high as 20 mph.
Saturday Night
A chance of showers between 1am and 4am, then a chance of showers and thunderstorms after 4am. Increasing clouds, with a low around 53. Light and variable wind becoming east northeast 5 to 9 mph after midnight. Chance of precipitation is 30%.
Sunday
Showers likely and possibly a thunderstorm before 7am, then showers likely between 7am and 10am, then showers likely and possibly a thunderstorm after 10am. Mostly cloudy, with a high near 77. Southeast wind 13 to 17 mph, with gusts as high as 29 mph. Chance of precipitation is 60%.
Sunday Night
A chance of showers, with thunderstorms also possible after 10pm. Partly cloudy, with a low around 61. Chance of precipitation is 30%.
Monday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 84. Chance of precipitation is 70%.
Monday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 62. Chance of precipitation is 70%.
Tuesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 80. Breezy. Chance of precipitation is 60%.
Tuesday Night
A 20 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 48.
Wednesday
Mostly sunny, with a high near 64.
Wednesday Night
Partly cloudy, with a low around 43.
Thursday
Partly sunny, with a high near 66.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNW Van Dyne WI
 43.91°N 88.54°W (Elev. 827 ft)
Last Update:
5:47 am CDT May 15, 2026
Forecast Valid:
6am CDT May 15, 2026-6pm CDT May 21, 2026
 
Forecast Discussion
 
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Additional Resources

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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