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.

Fair

27°F

-3°C

Humidity 89%
Wind Speed S 6 mph
Barometer 29.79 in (1010.2 mb)
Dewpoint 24°F (-4°C)
Visibility 7.00 mi
Wind Chill20°F (-7°C)
Last update 27 Feb 4:53 am CST
Extended Forecast for

Eureka WI

  • Today

    Today: Mostly sunny, with a high near 50. South southwest wind 6 to 15 mph, with gusts as high as 28 mph.

    High: 50 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 18. West northwest wind 9 to 13 mph, with gusts as high as 26 mph.

    Low: 18 °F

    Partly Cloudy

  • Saturday

    Saturday: Snow, mainly after noon. High near 24. North northwest wind around 8 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    High: 24 °F

    Chance Snow
    then Snow

  • Saturday Night

    Saturday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 8. North wind 5 to 7 mph.

    Low: 8 °F

    Decreasing
    Clouds

  • Sunday

    Sunday: Increasing clouds, with a high near 25. North wind 3 to 6 mph.

    High: 25 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: A 20 percent chance of snow. Mostly cloudy, with a low around 15.

    Low: 15 °F

    Slight Chance
    Snow

  • Monday

    Monday: Partly sunny, with a high near 36.

    High: 36 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 24.

    Low: 24 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of snow, mainly before noon. Partly sunny, with a high near 40.

    High: 40 °F

    Chance Snow

Detailed Forecast

Today
Mostly sunny, with a high near 50. South southwest wind 6 to 15 mph, with gusts as high as 28 mph.
Tonight
Partly cloudy, with a low around 18. West northwest wind 9 to 13 mph, with gusts as high as 26 mph.
Saturday
Snow, mainly after noon. High near 24. North northwest wind around 8 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Saturday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 8. North wind 5 to 7 mph.
Sunday
Increasing clouds, with a high near 25. North wind 3 to 6 mph.
Sunday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 15.
Monday
Partly sunny, with a high near 36.
Monday Night
Mostly cloudy, with a low around 24.
Tuesday
A 30 percent chance of snow, mainly before noon. Partly sunny, with a high near 40.
Tuesday Night
Partly cloudy, with a low around 25.
Wednesday
A 20 percent chance of rain. Sunny, with a high near 45.
Wednesday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 32.
Thursday
A 50 percent chance of rain. Mostly cloudy, with a high near 46.
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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:
5:01 am CST Feb 27, 2026
Forecast Valid:
5am CST Feb 27, 2026-6pm CST Mar 5, 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