Hazardous Weather Conditions
Current conditions at
Chicago/Waukegan Regional Airport (KUGN)
Lat: 42.43°NLon: 87.86°WElev: 709ft.
Fair
1°F
-17°C
| Humidity | 72% |
| Wind Speed | W 8 mph |
| Barometer | 30.30 in (1029.1 mb) |
| Dewpoint | -6°F (-21°C) |
| Visibility | 10.00 mi |
| Wind Chill | -13°F (-25°C) |
| Last update | 20 Jan 3:51 am CST |
Extended Forecast for
Wonder Lake IL
Winter Weather Advisory January 20, 08:00pm until January 21, 06:00am
Today

High: 18 °F
Increasing
CloudsTonight
Low: 15 °F⇑
Snow Likely
then SnowWednesday
High: 25 °F
Slight Chance
Snow then
Mostly CloudyWednesday Night
Low: 8 °F
Snow Showers
Likely and
Patchy
Blowing SnowThursday

High: 17 °F
Mostly Sunny
Thursday Night

Low: -11 °F
Partly Cloudy
Friday

High: -3 °F
Cold
Friday Night

Low: -12 °F
Partly Cloudy
Saturday

High: 3 °F
Cold
Detailed Forecast
Today
Increasing clouds, with a high near 18. Wind chill values as low as -15. West southwest wind 5 to 10 mph, with gusts as high as 15 mph.
Tonight
Snow, mainly after 10pm. Temperature rising to around 19 by 4am. South southeast wind around 5 mph, with gusts as high as 10 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.
Wednesday
A 20 percent chance of snow before 9am. Mostly cloudy, with a high near 25. West southwest wind 5 to 15 mph, with gusts as high as 25 mph.
Wednesday Night
Snow showers likely before midnight. Patchy blowing snow before 3am. Mostly cloudy, with a low around 8. Wind chill values as low as -4. Breezy, with a west wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Thursday
Mostly sunny, with a high near 17. West wind 10 to 15 mph, with gusts as high as 25 mph.
Thursday Night
Partly cloudy, with a low around -11.
Friday
Mostly sunny and cold, with a high near -3.
Friday Night
Partly cloudy, with a low around -12.
Saturday
Partly sunny and cold, with a high near 3.
Saturday Night
A chance of snow. Mostly cloudy, with a low around -6.
Sunday
Mostly sunny, with a high near 13.
Sunday Night
Partly cloudy, with a low around -3.
Monday
Mostly sunny, with a high near 13.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Wonder Lake IL
42.38°N 88.35°W
42.38°N 88.35°W
4:06 am CST Jan 20, 2026
4am CST Jan 20, 2026-6pm CST Jan 26, 2026



