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Hazardous Weather Conditions

Current conditions at

Wittman Regional Airport (KOSH)

Lat: 43.97°NLon: 88.56°WElev: 801ft.

Fair

8°F

-13°C

Humidity 52%
Wind Speed SW 8 mph
Barometer 30.20 in (1026.2 mb)
Dewpoint -6°F (-21°C)
Visibility 10.00 mi
Wind Chill-4°F (-20°C)
Last update 20 Jan 1:53 pm CST
Extended Forecast for

Eureka WI

Extreme Cold Watch January 23, 12:00am until January 24, 12:00pm
Click here for hazard details and duration
Extreme Cold Watch

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 12. West southwest wind 7 to 10 mph.

    High: 12 °F

    Partly Sunny

  • Tonight

    Tonight: A chance of flurries before 10pm, then snow likely, mainly after midnight. Cloudy, with a low around 9. South southwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    Low: 9 °F

    Chance Snow
    then Snow
    Likely

  • Wednesday

    Wednesday: A chance of flurries before 1pm, then snow likely, mainly after 5pm. Mostly cloudy, with a high near 22. Light west wind becoming west southwest 8 to 13 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 22 °F

    Mostly Cloudy
    then Snow
    Likely

  • Wednesday Night

    Wednesday Night: A 50 percent chance of snow before midnight. Mostly cloudy, with a low around 5. West wind 8 to 13 mph, with gusts as high as 22 mph. New snow accumulation of less than a half inch possible.

    Low: 5 °F

    Chance Snow
    then Partly
    Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 13. West wind 11 to 14 mph, with gusts as high as 22 mph.

    High: 13 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around -15.

    Low: -15 °F

    Partly Cloudy

  • Friday

    Friday: Sunny and cold, with a high near -5.

    High: -5 °F

    Cold

  • Friday Night

    Friday Night: Mostly clear, with a low around -16.

    Low: -16 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny and cold, with a high near 2.

    High: 2 °F

    Cold

Detailed Forecast

This Afternoon
Partly sunny, with a high near 12. West southwest wind 7 to 10 mph.
Tonight
A chance of flurries before 10pm, then snow likely, mainly after midnight. Cloudy, with a low around 9. South southwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Wednesday
A chance of flurries before 1pm, then snow likely, mainly after 5pm. Mostly cloudy, with a high near 22. Light west wind becoming west southwest 8 to 13 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Wednesday Night
A 50 percent chance of snow before midnight. Mostly cloudy, with a low around 5. West wind 8 to 13 mph, with gusts as high as 22 mph. New snow accumulation of less than a half inch possible.
Thursday
Mostly sunny, with a high near 13. West wind 11 to 14 mph, with gusts as high as 22 mph.
Thursday Night
Partly cloudy, with a low around -15.
Friday
Sunny and cold, with a high near -5.
Friday Night
Mostly clear, with a low around -16.
Saturday
Mostly sunny and cold, with a high near 2.
Saturday Night
A 20 percent chance of snow after midnight. Mostly cloudy, with a low around -8.
Sunday
A 20 percent chance of snow. Partly sunny and cold, with a high near 9.
Sunday Night
Mostly cloudy, with a low around -5.
Monday
Mostly sunny, with a high near 13.
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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:
1:31 pm CST Jan 20, 2026
Forecast Valid:
2pm CST Jan 20, 2026-6pm CST Jan 26, 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