Hazardous Weather Conditions
Current conditions at
Wittman Regional Airport (KOSH)
Lat: 43.97°NLon: 88.56°WElev: 801ft.
Overcast
9°F
-13°C
| Humidity | 66% |
| Wind Speed | S 3 mph |
| Barometer | 30.14 in (1024.0 mb) |
| Dewpoint | 0°F (-18°C) |
| Visibility | 10.00 mi |
| Last update | 20 Jan 8:53 pm CST |
Extended Forecast for
Eureka WI
Extreme Cold Watch January 23, 12:00am until January 24, 12:00pm
Tonight
Low: 9 °F
Chance Snow
then Snow
LikelyWednesday
High: 22 °F
Mostly Cloudy
then Snow
LikelyWednesday Night
Low: 5 °F
Chance Snow
then Partly
CloudyThursday

High: 13 °F
Mostly Sunny
Thursday Night

Low: -15 °F
Partly Cloudy
Friday

High: -6 °F
Cold
Friday Night

Low: -16 °F
Mostly Clear
Saturday

High: 2 °F
Cold
Saturday Night
Low: -8 °F
Mostly Cloudy
then Slight
Chance Snow
Detailed Forecast
Tonight
Snow likely, mainly between midnight and 5am. Cloudy, with a low around 9. South southwest wind around 6 mph becoming calm after midnight. Chance of precipitation is 70%. Total nighttime snow accumulation of less than one inch possible.
Wednesday
Snow likely, mainly after 4pm. Mostly cloudy, with a high near 22. Light west southwest wind increasing to 6 to 11 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 14 mph, with gusts as high as 25 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. West northwest wind 11 to 14 mph, with gusts as high as 22 mph.
Friday
Sunny and cold, with a high near -6.
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.
Monday Night
Partly cloudy, with a low around 2.
Tuesday
Mostly sunny, with a high near 19.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Eureka WI
44°N 88.83°W (Elev. 797 ft)
44°N 88.83°W (Elev. 797 ft)
9:06 pm CST Jan 20, 2026
9pm CST Jan 20, 2026-6pm CST Jan 27, 2026



