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.

Fog/Mist

71°F

22°C

Humidity 96%
Wind Speed W 3 mph
Barometer 29.92 in (1011.8 mb)
Dewpoint 70°F (21°C)
Visibility 5.00 mi
Last update 16 Aug 5:53 am CDT
Extended Forecast for

4 Miles WNW New Holstein WI

  • Today

    Today: Patchy fog before 8am. Otherwise, partly sunny, with a high near 83. Light and variable wind becoming west northwest 10 to 15 mph in the morning. Winds could gust as high as 22 mph.

    High: 83 °F

    Patchy Fog
    then Mostly
    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 61. North northwest wind 5 to 10 mph becoming light north after midnight.

    Low: 61 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 81. Light north northwest wind becoming west 5 to 9 mph in the morning.

    High: 81 °F

    Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 64. Southwest wind 5 to 8 mph.

    Low: 64 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: A chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 81. West wind 9 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    High: 81 °F

    Partly Sunny
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am. Mostly cloudy, with a low around 59. Chance of precipitation is 30%.

    Low: 59 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Mostly sunny, with a high near 77.

    High: 77 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 56.

    Low: 56 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 79.

    High: 79 °F

    Mostly Sunny

Detailed Forecast

Today
Patchy fog before 8am. Otherwise, partly sunny, with a high near 83. Light and variable wind becoming west northwest 10 to 15 mph in the morning. Winds could gust as high as 22 mph.
Tonight
Partly cloudy, with a low around 61. North northwest wind 5 to 10 mph becoming light north after midnight.
Monday
Sunny, with a high near 81. Light north northwest wind becoming west 5 to 9 mph in the morning.
Monday Night
Increasing clouds, with a low around 64. Southwest wind 5 to 8 mph.
Tuesday
A chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 81. West wind 9 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Tuesday Night
A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am. Mostly cloudy, with a low around 59. Chance of precipitation is 30%.
Wednesday
Mostly sunny, with a high near 77.
Wednesday Night
Partly cloudy, with a low around 56.
Thursday
Mostly sunny, with a high near 79.
Thursday Night
Partly cloudy, with a low around 60.
Friday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 80.
Friday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 62.
Saturday
Mostly sunny, with a high near 80.
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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:
5:56 am CDT Aug 16, 2026
Forecast Valid:
6am CDT Aug 16, 2026-6pm CDT Aug 22, 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