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.

Fair

7°F

-14°C

Humidity 66%
Wind Speed W 7 mph
Barometer 30.00 in (1018.1 mb)
Dewpoint -2°F (-19°C)
Visibility 10.00 mi
Wind Chill-5°F (-21°C)
Last update 31 Dec 11:53 pm CST
Extended Forecast for

Eureka WI

  • Overnight

    Overnight: Mostly clear, with a low around -1. Wind chill values between -5 and -15. West northwest wind around 8 mph.

    Low: -1 °F

    Mostly Clear

  • New Year's Day

    New Year's Day: A chance of flurries before noon, then snow likely, mainly between noon and 5pm. Partly sunny, with a high near 13. Wind chill values between -5 and -15. West wind 7 to 9 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 13 °F

    Partly Sunny
    then Snow
    Likely

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 4. West wind around 7 mph.

    Low: 4 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 18. West wind around 8 mph.

    High: 18 °F

    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 8. West wind around 6 mph becoming calm in the evening.

    Low: 8 °F

    Mostly Cloudy

  • Saturday

    Saturday: Cloudy, then gradually becoming mostly sunny, with a high near 21.

    High: 21 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 3.

    Low: 3 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 24.

    High: 24 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A 50 percent chance of snow. Mostly cloudy, with a low around 17.

    Low: 17 °F

    Chance Snow

Detailed Forecast

Overnight
Mostly clear, with a low around -1. Wind chill values between -5 and -15. West northwest wind around 8 mph.
New Year's Day
A chance of flurries before noon, then snow likely, mainly between noon and 5pm. Partly sunny, with a high near 13. Wind chill values between -5 and -15. West wind 7 to 9 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Thursday Night
Partly cloudy, with a low around 4. West wind around 7 mph.
Friday
Sunny, with a high near 18. West wind around 8 mph.
Friday Night
Mostly cloudy, with a low around 8. West wind around 6 mph becoming calm in the evening.
Saturday
Cloudy, then gradually becoming mostly sunny, with a high near 21.
Saturday Night
Mostly clear, with a low around 3.
Sunday
Mostly sunny, with a high near 24.
Sunday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 17.
Monday
Mostly cloudy, with a high near 33.
Monday Night
Mostly cloudy, with a low around 22.
Tuesday
Mostly cloudy, with a high near 37.
Tuesday Night
Mostly cloudy, with a low around 25.
Wednesday
Partly sunny, with a high near 33.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Eureka WI
 44°N 88.83°W (Elev. 797 ft)
Last Update:
12:26 am CST Jan 1, 2026
Forecast Valid:
12am CST Jan 1, 2026-6pm CST Jan 7, 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