Hazardous Weather Conditions
Current conditions at
Chicago/Waukegan Regional Airport (KUGN)
Lat: 42.43°NLon: 87.86°WElev: 709ft.
Fair
26°F
-3°C
| Humidity | 96% |
| Wind Speed | E 3 mph |
| Barometer | 30.26 in (1026.3 mb) |
| Dewpoint | 25°F (-4°C) |
| Visibility | 10.00 mi |
| Last update | 2 Mar 9:51 pm CST |
Extended Forecast for
Winthrop Harbor IL
Tonight

Low: 27 °F
Mostly Cloudy
Tuesday
High: 40 °F
Slight Chance
Rain then
Mostly CloudyTuesday Night

Low: 32 °F
Partly Cloudy
Wednesday

High: 44 °F
Chance Rain
Wednesday Night

Low: 38 °F
Chance Rain
Thursday

High: 48 °F
Rain Likely
Thursday Night

Low: 38 °F
Slight Chance
RainFriday
High: 59 °F
Chance Rain
then RainFriday Night

Low: 48 °F
Rain
Detailed Forecast
Tonight
Mostly cloudy, with a low around 27. Southeast wind around 5 mph.
Tuesday
A 20 percent chance of rain before 9am. Mostly cloudy, with a high near 40. Southeast wind around 5 mph becoming northeast in the afternoon.
Tuesday Night
Partly cloudy, with a low around 32. Northeast wind around 5 mph becoming northwest in the evening.
Wednesday
A 30 percent chance of rain, mainly after noon. Partly sunny, with a high near 44. East wind around 5 mph.
Wednesday Night
A chance of rain and thunderstorms. Mostly cloudy, with a low around 38. East wind around 5 mph. Chance of precipitation is 50%.
Thursday
Rain likely. Cloudy, with a high near 48. Northeast wind 5 to 10 mph becoming north in the afternoon. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 38. North wind around 5 mph becoming east after midnight.
Friday
Rain, mainly after noon. High near 59. Southeast wind 5 to 10 mph becoming south in the afternoon. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Friday Night
Rain and possibly a thunderstorm. Low around 48. Chance of precipitation is 80%.
Saturday
A 40 percent chance of rain, mainly before noon. Mostly cloudy, with a high near 58.
Saturday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 38.
Sunday
Mostly sunny, with a high near 54.
Sunday Night
Mostly clear, with a low around 41.
Monday
A 20 percent chance of rain. Sunny, with a high near 56.
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)
10:32 pm CST Mar 2, 2026
10pm CST Mar 2, 2026-6pm CDT Mar 9, 2026



