Current conditions at
Chicago/Waukegan Regional Airport (KUGN)
Lat: 42.43°NLon: 87.86°WElev: 709ft.
Fair
38°F
3°C
| Humidity | 48% |
| Wind Speed | NW 9 G 23 mph |
| Barometer | 30.18 in (1023.2 mb) |
| Dewpoint | 20°F (-7°C) |
| Visibility | 10.00 mi |
| Wind Chill | 32°F (0°C) |
| Last update | 11 Feb 1:51 pm CST |
Extended Forecast for
Winthrop Harbor IL
This Afternoon

High: 37 °F
Sunny
Tonight

Low: 24 °F
Increasing
CloudsThursday

High: 36 °F
Decreasing
CloudsThursday Night

Low: 27 °F
Partly Cloudy
Friday

High: 46 °F
Sunny
Friday Night

Low: 31 °F
Mostly Clear
Saturday

High: 45 °F
Partly Sunny
Saturday Night

Low: 34 °F
Mostly Cloudy
Sunday

High: 47 °F
Sunny
Detailed Forecast
This Afternoon
Sunny, with a high near 37. Northwest wind around 10 mph.
Tonight
Increasing clouds, with a low around 24. Northwest wind 5 to 10 mph.
Thursday
Mostly cloudy, then gradually becoming sunny, with a high near 36. Northwest wind around 5 mph becoming calm.
Thursday Night
Partly cloudy, with a low around 27. Calm wind becoming southwest around 5 mph in the evening.
Friday
Sunny, with a high near 46. Southwest wind 5 to 10 mph.
Friday Night
Mostly clear, with a low around 31. West wind around 5 mph.
Saturday
Partly sunny, with a high near 45. West wind around 5 mph becoming south in the afternoon.
Saturday Night
Mostly cloudy, with a low around 34. South wind around 5 mph becoming southwest after midnight.
Sunday
Sunny, with a high near 47.
Sunday Night
Partly cloudy, with a low around 32.
Washington's Birthday
Mostly cloudy, with a high near 46.
Monday Night
Mostly cloudy, with a low around 38.
Tuesday
Mostly cloudy, with a high near 50.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Winthrop Harbor IL
42.49°N 87.81°W (Elev. 600 ft)
42.49°N 87.81°W (Elev. 600 ft)
1:31 pm CST Feb 11, 2026
2pm CST Feb 11, 2026-6pm CST Feb 17, 2026


