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

69°F

21°C

Humidity 59%
Wind Speed S 12 mph
Barometer 29.74 in (1005.9 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 15 May 10:53 pm CDT
Extended Forecast for

2 Miles NE Van Dyne WI

  • Tonight

    Tonight: Showers and thunderstorms likely before 4am, then a chance of showers. Mostly cloudy, with a low around 58. South wind around 10 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 58 °F

    Showers
    Likely

  • Saturday

    Saturday: Mostly cloudy through mid morning, then gradual clearing, with a high near 83. West wind 10 to 15 mph.

    High: 83 °F

    Becoming
    Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 51. West wind 5 to 10 mph becoming east after midnight.

    Low: 51 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Showers likely, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 73. Southeast wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 73 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms between 1am and 4am, then a chance of showers after 4am. Partly cloudy, with a low around 60. South wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.

    Low: 60 °F

    Partly Cloudy
    then Chance
    Showers

  • Monday

    Monday: A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 83. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 83 °F

    Breezy.
    Chance
    Showers then
    Showers
    Likely

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 60. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 60 °F

    Showers
    Likely and
    Breezy

  • Tuesday

    Tuesday: A chance of showers and thunderstorms. Partly sunny, with a high near 74. Windy, with a west wind 20 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 40%.

    High: 74 °F

    Chance
    Showers and
    Windy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 46.

    Low: 46 °F

    Partly Cloudy

Detailed Forecast

Tonight
Showers and thunderstorms likely before 4am, then a chance of showers. Mostly cloudy, with a low around 58. South wind around 10 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
Mostly cloudy through mid morning, then gradual clearing, with a high near 83. West wind 10 to 15 mph.
Saturday Night
Increasing clouds, with a low around 51. West wind 5 to 10 mph becoming east after midnight.
Sunday
Showers likely, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 73. Southeast wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday Night
A chance of showers and thunderstorms between 1am and 4am, then a chance of showers after 4am. Partly cloudy, with a low around 60. South wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Monday
A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 83. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 60. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday
A chance of showers and thunderstorms. Partly sunny, with a high near 74. Windy, with a west wind 20 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 40%.
Tuesday Night
Partly cloudy, with a low around 46.
Wednesday
Mostly sunny, with a high near 62.
Wednesday Night
Partly cloudy, with a low around 42.
Thursday
Mostly sunny, with a high near 65.
Thursday Night
A 20 percent chance of showers. Partly cloudy, with a low around 46.
Friday
Mostly sunny, with a high near 70.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NE Van Dyne WI
 43.89°N 88.51°W (Elev. 797 ft)
Last Update:
10:36 pm CDT May 15, 2026
Forecast Valid:
11pm CDT May 15, 2026-6pm CDT May 22, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation