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Hazardous Weather Conditions

Current conditions at

Wittman Regional Airport (KOSH)

Lat: 43.97°NLon: 88.56°WElev: 801ft.

Overcast

60°F

16°C

Humidity 84%
Wind Speed N 8 mph
Barometer 29.81 in (1009.1 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 16 Apr 12:53 pm CDT
Extended Forecast for

Eureka WI

  • This Afternoon

    This Afternoon: Partly sunny early, then becoming sunny, with a high near 68. North northwest wind 3 to 5 mph.

    High: 68 °F

    Becoming
    Sunny

  • Tonight

    Tonight: Patchy fog after 1am. Otherwise, mostly clear, with a low around 50. Calm wind becoming south southeast around 6 mph in the evening.

    Low: 50 °F

    Clear then
    Patchy Fog

  • Friday

    Friday: A 30 percent chance of showers after 5pm. Areas of fog before 9am. Otherwise, mostly sunny, with a high near 77. South wind 8 to 18 mph, with gusts as high as 30 mph.

    High: 77 °F

    Areas Fog
    then Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 7pm, then showers and possibly a thunderstorm between 7pm and 1am, then a chance of showers after 1am. Low around 39. South wind around 14 mph becoming west after midnight. Winds could gust as high as 26 mph. Chance of precipitation is 100%.

    Low: 39 °F

    Showers

  • Saturday

    Saturday: A 30 percent chance of showers, mainly before 1pm. Mostly sunny, with a high near 47. West wind 14 to 18 mph, with gusts as high as 29 mph.

    High: 47 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 30.

    Low: 30 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 48.

    High: 48 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 29.

    Low: 29 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 57.

    High: 57 °F

    Sunny

Detailed Forecast

This Afternoon
Partly sunny early, then becoming sunny, with a high near 68. North northwest wind 3 to 5 mph.
Tonight
Patchy fog after 1am. Otherwise, mostly clear, with a low around 50. Calm wind becoming south southeast around 6 mph in the evening.
Friday
A 30 percent chance of showers after 5pm. Areas of fog before 9am. Otherwise, mostly sunny, with a high near 77. South wind 8 to 18 mph, with gusts as high as 30 mph.
Friday Night
A chance of showers and thunderstorms before 7pm, then showers and possibly a thunderstorm between 7pm and 1am, then a chance of showers after 1am. Low around 39. South wind around 14 mph becoming west after midnight. Winds could gust as high as 26 mph. Chance of precipitation is 100%.
Saturday
A 30 percent chance of showers, mainly before 1pm. Mostly sunny, with a high near 47. West wind 14 to 18 mph, with gusts as high as 29 mph.
Saturday Night
Partly cloudy, with a low around 30.
Sunday
Mostly sunny, with a high near 48.
Sunday Night
Mostly clear, with a low around 29.
Monday
Sunny, with a high near 57.
Monday Night
Partly cloudy, with a low around 43.
Tuesday
Mostly sunny, with a high near 68.
Tuesday Night
Mostly clear, with a low around 44.
Wednesday
Sunny, with a high near 65.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Eureka WI
 44°N 88.83°W (Elev. 797 ft)
Last Update:
1:14 pm CDT Apr 16, 2026
Forecast Valid:
1pm CDT Apr 16, 2026-6pm CDT Apr 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