Hazardous Weather Conditions
Current conditions at
Wittman Regional Airport (KOSH)
Lat: 43.97°NLon: 88.56°WElev: 801ft.
Fair
-10°F
-23°C
| Humidity | 46% |
| Wind Speed | W 10 mph |
| Barometer | 30.67 in (1043.1 mb) |
| Dewpoint | -25°F (-32°C) |
| Visibility | 10.00 mi |
| Wind Chill | -28°F (-33°C) |
| Last update | 23 Jan 2:53 pm CST |
Extended Forecast for
Eureka WI
Extreme Cold Warning January 23, 03:16pm until January 24, 09:00am
NOW until 9:00am Sat

Extreme Cold Warning
Tonight

Low: -20 °F
Partly Cloudy
Saturday

High: 0 °F
Cold
Saturday Night

Low: -7 °F
Mostly Cloudy
Sunday

High: 9 °F
Cold
Sunday Night

Low: -7 °F
Partly Cloudy
Monday

High: 8 °F
Cold
Monday Night

Low: 1 °F
Mostly Cloudy
Tuesday

High: 12 °F
Partly Sunny
Detailed Forecast
Tonight
Partly cloudy, with a low around -20. Wind chill values between -25 and -30. West northwest wind 5 to 7 mph becoming calm after midnight.
Saturday
Mostly sunny and cold, with a high near 0. Wind chill values between -10 and -20. Calm wind.
Saturday Night
Mostly cloudy, with a low around -7. Wind chill values between -10 and -15. Light and variable wind.
Sunday
Partly sunny and cold, with a high near 9. Wind chill values between -5 and -15. North wind 5 to 7 mph.
Sunday Night
Partly cloudy, with a low around -7. North northwest wind 6 to 8 mph.
Monday
Sunny and cold, with a high near 8.
Monday Night
Mostly cloudy, with a low around 1.
Tuesday
Partly sunny, with a high near 12.
Tuesday Night
Partly cloudy, with a low around -3.
Wednesday
Partly sunny and cold, with a high near 10.
Wednesday Night
Partly cloudy, with a low around -2.
Thursday
Mostly sunny, with a high near 13.
Thursday Night
Partly cloudy, with a low around 0.
Friday
Mostly sunny, with a high near 17.
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)
3:11 pm CST Jan 23, 2026
3pm CST Jan 23, 2026-6pm CST Jan 30, 2026



