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.

Fair

58°F

14°C

Humidity 87%
Wind Speed W 6 mph
Barometer 29.61 in (1001.8 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 16 Jun 10:53 pm CDT
Extended Forecast for

4 Miles WNW New Holstein WI

  • Tonight

    Tonight: Mostly cloudy, with a low around 53. West northwest wind 6 to 11 mph, with gusts as high as 20 mph.

    Low: 53 °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 5 to 10 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 4am, then a chance of showers. Low around 52. South southeast wind 7 to 13 mph becoming north northwest 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: 52 °F

    Showers

  • Thursday

    Thursday: A chance of showers, with thunderstorms also possible after 4pm. Partly sunny, with a high near 70. Northwest wind 11 to 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 53. West northwest wind around 10 mph, with gusts as high as 18 mph. Chance of precipitation is 10%.

    Low: 53 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Juneteenth

    Juneteenth: Sunny, with a high near 71.

    High: 71 °F

    Sunny

  • Friday Night

    Friday Night: A 20 percent chance of showers after 1am. Mostly clear, with a low around 53.

    Low: 53 °F

    Mostly Clear
    then Slight
    Chance
    Showers

  • Saturday

    Saturday: Sunny, with a high near 75.

    High: 75 °F

    Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of showers after 1am. Partly cloudy, with a low around 54.

    Low: 54 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

Detailed Forecast

Tonight
Mostly cloudy, with a low around 53. 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 5 to 10 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 4am, then a chance of showers. Low around 52. South southeast wind 7 to 13 mph becoming north northwest 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. Northwest wind 11 to 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 53. West northwest wind around 10 mph, with gusts as high as 18 mph. Chance of precipitation is 10%.
Juneteenth
Sunny, with a high near 71.
Friday Night
A 20 percent chance of showers after 1am. Mostly clear, with a low around 53.
Saturday
Sunny, with a high near 75.
Saturday Night
A 20 percent chance of showers after 1am. Partly cloudy, with a low around 54.
Sunday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 72. Chance of precipitation is 30%.
Sunday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 53.
Monday
A 20 percent chance of showers. Mostly sunny, with a high near 73.
Monday Night
Partly cloudy, with a low around 54.
Tuesday
Mostly sunny, with a high near 77.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WNW New Holstein WI
 43.96°N 88.18°W (Elev. 971 ft)
Last Update:
8:36 pm CDT Jun 16, 2026
Forecast Valid:
10pm CDT Jun 16, 2026-6pm CDT Jun 23, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation