Current conditions at

Wittman Regional Airport (KOSH)

Lat: 43.97°NLon: 88.56°WElev: 801ft.

Fog/Mist

51°F

11°C

Humidity 100%
Wind Speed Calm
Barometer 30.22 in (1023.0 mb)
Dewpoint 51°F (11°C)
Visibility 0.75 mi
Last update 12 Sep 5:53 am CDT
Extended Forecast for

3 Miles ENE Berlin WI

Dense Fog Advisory until September 12, 10:00am
Click here for hazard details and duration
...
  •  
    Dense Fog Advisory until September 12, 10:00am

    NOW until 10:00am Fri

    Dense Fog Advisory

  • Today

    High: 78 °F

    Dense Fog
    then Mostly
    Sunny

  • Tonight

    Tonight: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2am.  Mostly cloudy, with a low around 62. South southeast wind around 7 mph.  Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 62 °F

    Slight Chance
    T-storms then
    Showers
    Likely

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms, mainly before 10am.  Partly sunny, with a high near 81. South southeast wind around 8 mph.

    High: 81 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 60. Light east wind.

    Low: 60 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 82. East wind 3 to 6 mph.

    High: 82 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 59.

    Low: 59 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 59.

    Low: 59 °F

    Partly Cloudy

Detailed Forecast

Today
Widespread dense fog, mainly before 9am. Otherwise, mostly sunny, with a high near 78. Calm wind becoming south 5 to 8 mph in the afternoon.
Tonight
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 62. South southeast wind around 7 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
A 30 percent chance of showers and thunderstorms, mainly before 10am. Partly sunny, with a high near 81. South southeast wind around 8 mph.
Saturday Night
Partly cloudy, with a low around 60. Light east wind.
Sunday
Sunny, with a high near 82. East wind 3 to 6 mph.
Sunday Night
Mostly clear, with a low around 59.
Monday
Sunny, with a high near 84.
Monday Night
Partly cloudy, with a low around 59.
Tuesday
Sunny, with a high near 84.
Tuesday Night
Partly cloudy, with a low around 60.
Wednesday
Mostly sunny, with a high near 83.
Wednesday Night
A 20 percent chance of showers. Partly cloudy, with a low around 60.
Thursday
A 20 percent chance of showers. Mostly sunny, with a high near 82.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ENE Berlin WI
 43.98°N 88.9°W (Elev. 774 ft)
5:46 am CDT Sep 12, 2025
6am CDT Sep 12, 2025-6pm CDT Sep 18, 2025
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database