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.

Fog/Mist

18°F

-8°C

Humidity 96%
Wind Speed Calm
Barometer 29.99 in (1017.8 mb)
Dewpoint 17°F (-8°C)
Visibility 4.00 mi
Last update 1 Dec 11:53 pm CST
Extended Forecast for

Eureka WI

  • Overnight

    Overnight: Mostly cloudy, with a low around 10. Light west wind.

    Low: 10 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 23. Light west wind becoming southwest 5 to 10 mph in the morning.

    High: 23 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A 40 percent chance of snow after midnight. Cloudy, with a temperature rising to around 24 by 5am. South southwest wind around 10 mph, with gusts as high as 20 mph.

    Low: 19 °F⇑

    Mostly Cloudy
    then Chance
    Snow

  • Wednesday

    Wednesday: A 40 percent chance of snow. Cloudy, then gradually becoming mostly sunny, with a high near 28. West southwest wind 10 to 13 mph becoming northwest in the afternoon. Winds could gust as high as 21 mph.

    High: 28 °F

    Chance Snow

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around -5. Northwest wind 8 to 10 mph, with gusts as high as 20 mph.

    Low: -5 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 11.

    High: 11 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 1.

    Low: 1 °F

    Mostly Cloudy

  • Friday

    Friday: A 20 percent chance of snow after noon. Mostly cloudy, with a high near 23.

    High: 23 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Friday Night

    Friday Night: A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 13.

    Low: 13 °F

    Slight Chance
    Snow then
    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 10. Light west wind.
Tuesday
Partly sunny, with a high near 23. Light west wind becoming southwest 5 to 10 mph in the morning.
Tuesday Night
A 40 percent chance of snow after midnight. Cloudy, with a temperature rising to around 24 by 5am. South southwest wind around 10 mph, with gusts as high as 20 mph.
Wednesday
A 40 percent chance of snow. Cloudy, then gradually becoming mostly sunny, with a high near 28. West southwest wind 10 to 13 mph becoming northwest in the afternoon. Winds could gust as high as 21 mph.
Wednesday Night
Mostly clear, with a low around -5. Northwest wind 8 to 10 mph, with gusts as high as 20 mph.
Thursday
Sunny, with a high near 11.
Thursday Night
Mostly cloudy, with a low around 1.
Friday
A 20 percent chance of snow after noon. Mostly cloudy, with a high near 23.
Friday Night
A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 13.
Saturday
A 20 percent chance of snow after noon. Mostly cloudy, with a high near 25.
Saturday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 7.
Sunday
A 20 percent chance of snow. Partly sunny, with a high near 20.
Sunday Night
Partly cloudy, with a low around 1.
Monday
A 20 percent chance of snow. Mostly cloudy, with a high near 22.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Eureka WI
 43.98°N 88.84°W (Elev. 801 ft)
Last Update:
10:31 pm CST Dec 1, 2025
Forecast Valid:
12am CST Dec 2, 2025-6pm CST Dec 8, 2025
 
Forecast Discussion
 
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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation