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

34°F

1°C

Humidity 85%
Wind Speed S 8 mph
Barometer 29.78 in (1009.5 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill27°F (-3°C)
Last update 13 Jan 12:53 am CST
Extended Forecast for

Eureka WI

  • Overnight

    Overnight: A slight chance of drizzle or freezing rain between 3am and 4am. Cloudy, with a steady temperature around 34. South southwest wind 8 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.

    Low: 34 °F

    Slight Chance
    Drizzle/Freezing
    Rain

  • Tuesday

    Tuesday: A chance of sprinkles after 5pm. Mostly cloudy, with a high near 42. West wind 14 to 17 mph, with gusts as high as 31 mph.

    High: 42 °F

    Chance
    Sprinkles

  • Tuesday Night

    Tuesday Night: A chance of sprinkles before 8pm, then a chance of snow showers after midnight. Mostly cloudy, with a low around 18. West wind 15 to 21 mph, with gusts as high as 29 mph. Chance of precipitation is 30%.

    Low: 18 °F

    Mostly Cloudy
    then Chance
    Snow Showers

  • Wednesday

    Wednesday: A slight chance of snow before 9am, then a chance of flurries between 9am and noon. Mostly sunny, with a high near 22. North northwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.

    High: 22 °F

    Slight Chance
    Snow then
    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 8. North northwest wind 7 to 14 mph, with gusts as high as 22 mph.

    Low: 8 °F

    Partly Cloudy

  • Thursday

    Thursday: A 20 percent chance of snow after noon. Increasing clouds, with a high near 23.

    High: 23 °F

    Sunny then
    Slight Chance
    Snow

  • Thursday Night

    Thursday Night: Snow. Low around 19. Chance of precipitation is 80%.

    Low: 19 °F

    Snow

  • Friday

    Friday: Snow. High near 31. Chance of precipitation is 80%.

    High: 31 °F

    Snow

  • Friday Night

    Friday Night: A 50 percent chance of snow. Mostly cloudy, with a low around 11.

    Low: 11 °F

    Chance Snow

Detailed Forecast

Overnight
A slight chance of drizzle or freezing rain between 3am and 4am. Cloudy, with a steady temperature around 34. South southwest wind 8 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.
Tuesday
A chance of sprinkles after 5pm. Mostly cloudy, with a high near 42. West wind 14 to 17 mph, with gusts as high as 31 mph.
Tuesday Night
A chance of sprinkles before 8pm, then a chance of snow showers after midnight. Mostly cloudy, with a low around 18. West wind 15 to 21 mph, with gusts as high as 29 mph. Chance of precipitation is 30%.
Wednesday
A slight chance of snow before 9am, then a chance of flurries between 9am and noon. Mostly sunny, with a high near 22. North northwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.
Wednesday Night
Partly cloudy, with a low around 8. North northwest wind 7 to 14 mph, with gusts as high as 22 mph.
Thursday
A 20 percent chance of snow after noon. Increasing clouds, with a high near 23.
Thursday Night
Snow. Low around 19. Chance of precipitation is 80%.
Friday
Snow. High near 31. Chance of precipitation is 80%.
Friday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 11.
Saturday
A 40 percent chance of snow. Partly sunny, with a high near 17.
Saturday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 4.
Sunday
A 20 percent chance of snow. Partly sunny, with a high near 15.
Sunday Night
Mostly cloudy, with a low around 1.
M.L.King Day
Partly sunny, with a high near 14.
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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:
1:36 am CST Jan 13, 2026
Forecast Valid:
1am CST Jan 13, 2026-6pm CST Jan 19, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation