Hazardous Weather Conditions

Current conditions at

Wittman Regional Airport (KOSH)

Lat: 43.97°NLon: 88.56°WElev: 801ft.

Fair

59°F

15°C

Humidity 90%
Wind Speed W 3 mph
Barometer 30.01 in (1015.3 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 20 Aug 4:53 am CDT
Extended Forecast for

Eureka WI

  • Today

    Today: Sunny, with a high near 82. Calm wind becoming south southwest 5 to 8 mph in the afternoon.

    High: 82 °F

    Sunny

  • Tonight

    Tonight: A chance of showers and thunderstorms between 2am and 4am, then showers likely and possibly a thunderstorm after 4am.  Mostly cloudy, with a low around 62. South wind 7 to 9 mph.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 62 °F

    Partly Cloudy
    then Showers
    Likely

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms, mainly after 3pm.  Partly sunny, with a high near 81. South wind 8 to 10 mph.

    High: 81 °F

    Chance
    T-storms then
    Chance
    Showers

  • Friday Night

    Friday Night: A 30 percent chance of showers before 10pm.  Partly cloudy, with a low around 57. Northwest wind 3 to 6 mph.

    Low: 57 °F

    Chance
    Showers then
    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 80. Northwest wind 5 to 13 mph, with gusts as high as 21 mph.

    High: 80 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 53.

    Low: 53 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 78.

    High: 78 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 54.

    Low: 54 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 79.

    High: 79 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 82. Calm wind becoming south southwest 5 to 8 mph in the afternoon.
Tonight
A chance of showers and thunderstorms between 2am and 4am, then showers likely and possibly a thunderstorm after 4am. Mostly cloudy, with a low around 62. South wind 7 to 9 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
A 40 percent chance of showers and thunderstorms, mainly after 3pm. Partly sunny, with a high near 81. South wind 8 to 10 mph.
Friday Night
A 30 percent chance of showers before 10pm. Partly cloudy, with a low around 57. Northwest wind 3 to 6 mph.
Saturday
Sunny, with a high near 80. Northwest wind 5 to 13 mph, with gusts as high as 21 mph.
Saturday Night
Mostly clear, with a low around 53.
Sunday
Sunny, with a high near 78.
Sunday Night
Mostly clear, with a low around 54.
Monday
Mostly sunny, with a high near 79.
Monday Night
Partly cloudy, with a low around 58.
Tuesday
A 20 percent chance of showers. Mostly sunny, with a high near 82.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 62.
Wednesday
Mostly sunny, with a high near 82.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Eureka WI
 44°N 88.83°W (Elev. 797 ft)
4:26 am CDT Aug 20, 2026
5am CDT Aug 20, 2026-6pm CDT Aug 26, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database