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.

Overcast

48°F

9°C

Humidity 58%
Wind Speed W 15 G 29 mph
Barometer 29.38 in (995.4 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill42°F (6°C)
Last update 13 Jan 1:53 pm CST
Extended Forecast for

Eureka WI

  • This Afternoon

    This Afternoon: A 20 percent chance of rain after 5pm. Mostly cloudy, with a high near 46. West wind around 18 mph, with gusts as high as 29 mph.

    High: 46 °F

    Slight Chance
    Rain

  • Tonight

    Tonight: A chance of rain, snow, and freezing rain before 1am, then a chance of snow between 1am and 5am. Mostly cloudy, with a low around 18. Blustery, with a west wind 16 to 22 mph, with gusts as high as 32 mph. Chance of precipitation is 40%.

    Low: 18 °F

    Chance Wintry
    Mix and
    Blustery

  • Wednesday

    Wednesday: Mostly sunny, with a high near 22. North northwest wind 17 to 21 mph, with gusts as high as 31 mph.

    High: 22 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 8. North northwest wind 6 to 15 mph, with gusts as high as 24 mph.

    Low: 8 °F

    Partly Cloudy

  • Thursday

    Thursday: A 20 percent chance of snow after noon. Increasing clouds, with a high near 23. Northwest wind 6 to 10 mph becoming south southwest in the afternoon. Winds could gust as high as 18 mph.

    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

  • Saturday

    Saturday: A 40 percent chance of snow. Partly sunny, with a high near 17.

    High: 17 °F

    Chance Snow

Detailed Forecast

This Afternoon
A 20 percent chance of rain after 5pm. Mostly cloudy, with a high near 46. West wind around 18 mph, with gusts as high as 29 mph.
Tonight
A chance of rain, snow, and freezing rain before 1am, then a chance of snow between 1am and 5am. Mostly cloudy, with a low around 18. Blustery, with a west wind 16 to 22 mph, with gusts as high as 32 mph. Chance of precipitation is 40%.
Wednesday
Mostly sunny, with a high near 22. North northwest wind 17 to 21 mph, with gusts as high as 31 mph.
Wednesday Night
Partly cloudy, with a low around 8. North northwest wind 6 to 15 mph, with gusts as high as 24 mph.
Thursday
A 20 percent chance of snow after noon. Increasing clouds, with a high near 23. Northwest wind 6 to 10 mph becoming south southwest in the afternoon. Winds could gust as high as 18 mph.
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
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Eureka WI
 44°N 88.83°W (Elev. 797 ft)
Last Update:
1:36 pm CST Jan 13, 2026
Forecast Valid:
2pm CST Jan 13, 2026-6pm CST Jan 19, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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