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.

Mostly Cloudy

74°F

23°C

Humidity 79%
Wind Speed NW 6 mph
Barometer 29.98 in (1013.8 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Last update 4 Aug 9:53 pm CDT
Extended Forecast for

5 Miles S Eureka WI

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms, mainly after 4am. Cloudy, with a low around 61. Light west wind.

    Low: 61 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: A chance of showers and thunderstorms before 11am, then a slight chance of showers between 11am and noon. Mostly cloudy, with a high near 78. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 78 °F

    Chance
    T-storms then
    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly clear, then becoming mostly cloudy toward daybreak, with a low around 55. Light and variable wind.

    Low: 55 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy through mid morning, then gradual clearing, with a high near 81. Calm wind becoming south southeast around 5 mph in the afternoon.

    High: 81 °F

    Becoming
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 58. South southeast wind 3 to 5 mph.

    Low: 58 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

  • Friday Night

    Friday Night: A 30 percent chance of showers before 1am. Mostly clear, with a low around 62.

    Low: 62 °F

    Chance
    Showers

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 61. Chance of precipitation is 40%.

    Low: 61 °F

    Chance
    T-storms

Detailed Forecast

Tonight
A 40 percent chance of showers and thunderstorms, mainly after 4am. Cloudy, with a low around 61. Light west wind.
Wednesday
A chance of showers and thunderstorms before 11am, then a slight chance of showers between 11am and noon. Mostly cloudy, with a high near 78. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Mostly clear, then becoming mostly cloudy toward daybreak, with a low around 55. Light and variable wind.
Thursday
Mostly cloudy through mid morning, then gradual clearing, with a high near 81. Calm wind becoming south southeast around 5 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 58. South southeast wind 3 to 5 mph.
Friday
Sunny, with a high near 82.
Friday Night
A 30 percent chance of showers before 1am. Mostly clear, with a low around 62.
Saturday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 82.
Saturday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 61. Chance of precipitation is 40%.
Sunday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 83.
Sunday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 63.
Monday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 80.
Monday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 60.
Tuesday
A 20 percent chance of showers. Partly sunny, with a high near 79.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles S Eureka WI
 43.92°N 88.84°W (Elev. 850 ft)
Last Update:
9:36 pm CDT Aug 4, 2026
Forecast Valid:
10pm CDT Aug 4, 2026-6pm CDT Aug 11, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation