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.

Partly Cloudy

20°F

-7°C

Humidity 62%
Wind Speed SW 8 mph
Barometer 29.79 in (1011.2 mb)
Dewpoint 9°F (-13°C)
Visibility 10.00 mi
Wind Chill10°F (-12°C)
Last update 15 Jan 1:53 pm CST
Extended Forecast for

Eureka WI

  • This Afternoon

    This Afternoon: A 30 percent chance of snow, mainly after 5pm. Mostly cloudy, with a high near 23. Southwest wind around 9 mph.

    High: 23 °F

    Chance Snow

  • Tonight

    Tonight: Snow. Temperature rising to around 25 by 5am. South southwest wind 8 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.

    Low: 21 °F⇑

    Chance Snow
    then Snow

  • Friday

    Friday: Snow likely, mainly before 11am. Cloudy, with a high near 33. West wind 7 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    High: 33 °F

    Snow Likely
    then Chance
    Snow

  • Friday Night

    Friday Night: A 40 percent chance of snow, mainly after midnight. Mostly cloudy, with a low around 13. West wind around 10 mph, with gusts as high as 20 mph.

    Low: 13 °F

    Chance Snow

  • Saturday

    Saturday: Snow likely, mainly after noon. Mostly cloudy, with a high near 23. West wind 10 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 60%.

    High: 23 °F

    Snow Likely

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 4.

    Low: 4 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 50 percent chance of snow after noon. Mostly cloudy, with a high near 15.

    High: 15 °F

    Mostly Cloudy
    then Chance
    Snow

  • Sunday Night

    Sunday Night: A 20 percent chance of snow before midnight. Mostly cloudy, with a low around -3.

    Low: -3 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • M.L.King Day

    M.L.King Day: Partly sunny and cold, with a high near 4.

    High: 4 °F

    Cold

Detailed Forecast

This Afternoon
A 30 percent chance of snow, mainly after 5pm. Mostly cloudy, with a high near 23. Southwest wind around 9 mph.
Tonight
Snow. Temperature rising to around 25 by 5am. South southwest wind 8 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.
Friday
Snow likely, mainly before 11am. Cloudy, with a high near 33. West wind 7 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Friday Night
A 40 percent chance of snow, mainly after midnight. Mostly cloudy, with a low around 13. West wind around 10 mph, with gusts as high as 20 mph.
Saturday
Snow likely, mainly after noon. Mostly cloudy, with a high near 23. West wind 10 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 60%.
Saturday Night
Mostly cloudy, with a low around 4.
Sunday
A 50 percent chance of snow after noon. Mostly cloudy, with a high near 15.
Sunday Night
A 20 percent chance of snow before midnight. Mostly cloudy, with a low around -3.
M.L.King Day
Partly sunny and cold, with a high near 4.
Monday Night
Partly cloudy, with a low around -4.
Tuesday
A 20 percent chance of snow. Partly sunny, with a high near 14.
Tuesday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 6.
Wednesday
A 20 percent chance of snow. Partly sunny, with a high near 19.
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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:
2:26 pm CST Jan 15, 2026
Forecast Valid:
2pm CST Jan 15, 2026-6pm CST Jan 21, 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