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.

Light Snow

16°F

-9°C

Humidity 80%
Wind Speed W 9 mph
Barometer 29.94 in (1016.3 mb)
Dewpoint 11°F (-12°C)
Visibility 4.00 mi
Wind Chill5°F (-15°C)
Last update 17 Jan 11:53 pm CST
Extended Forecast for

Eureka WI

  • Overnight

    Overnight: A slight chance of snow before 2am, then a chance of flurries between 2am and 5am. Cloudy, with a low around 6. West wind around 9 mph. Chance of precipitation is 20%.

    Low: 6 °F

    Slight Chance
    Snow

  • Sunday

    Sunday: Snow likely, mainly after 2pm. Cloudy, with a high near 15. Southwest wind 8 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New snow accumulation of around an inch possible.

    High: 15 °F

    Chance Snow
    then Snow
    Likely

  • Sunday Night

    Sunday Night: Snow likely, mainly before 11pm. Patchy blowing snow after 2am. Mostly cloudy, with a low around -3. Wind chill values between -10 and -20. West northwest wind 7 to 12 mph increasing to 16 to 21 mph after midnight. Winds could gust as high as 32 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Low: -3 °F

    Snow Likely
    then Slight
    Chance Snow
    and Patchy
    Blowing Snow

  • M.L.King Day

    M.L.King Day: Patchy blowing snow before 10am. Mostly sunny and cold, with a high near 4. Wind chill values between -15 and -25. West northwest wind 13 to 20 mph, with gusts as high as 32 mph.

    High: 4 °F

    Patchy
    Blowing Snow
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around -4. West wind 7 to 10 mph, with gusts as high as 20 mph.

    Low: -4 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 15.

    High: 15 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 50 percent chance of snow. Mostly cloudy, with a low around 8.

    Low: 8 °F

    Chance Snow

  • Wednesday

    Wednesday: A 30 percent chance of snow, mainly before noon. Mostly cloudy, with a high near 20.

    High: 20 °F

    Chance Snow

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 2.

    Low: 2 °F

    Mostly Cloudy

Detailed Forecast

Overnight
A slight chance of snow before 2am, then a chance of flurries between 2am and 5am. Cloudy, with a low around 6. West wind around 9 mph. Chance of precipitation is 20%.
Sunday
Snow likely, mainly after 2pm. Cloudy, with a high near 15. Southwest wind 8 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New snow accumulation of around an inch possible.
Sunday Night
Snow likely, mainly before 11pm. Patchy blowing snow after 2am. Mostly cloudy, with a low around -3. Wind chill values between -10 and -20. West northwest wind 7 to 12 mph increasing to 16 to 21 mph after midnight. Winds could gust as high as 32 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
M.L.King Day
Patchy blowing snow before 10am. Mostly sunny and cold, with a high near 4. Wind chill values between -15 and -25. West northwest wind 13 to 20 mph, with gusts as high as 32 mph.
Monday Night
Partly cloudy, with a low around -4. West wind 7 to 10 mph, with gusts as high as 20 mph.
Tuesday
Mostly sunny, with a high near 15.
Tuesday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 8.
Wednesday
A 30 percent chance of snow, mainly before noon. Mostly cloudy, with a high near 20.
Wednesday Night
Mostly cloudy, with a low around 2.
Thursday
Mostly sunny, with a high near 13.
Thursday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 2.
Friday
A 20 percent chance of snow. Mostly sunny, with a high near 16.
Friday Night
Mostly cloudy, with a low around -4.
Saturday
A 20 percent chance of snow. Partly sunny and cold, with a high near 8.
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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:
12:06 am CST Jan 18, 2026
Forecast Valid:
12am CST Jan 18, 2026-6pm CST Jan 24, 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