National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Chicago/Waukegan Regional Airport (KUGN)

Lat: 42.43°NLon: 87.86°WElev: 709ft.

Mostly Cloudy

46°F

8°C

Humidity 77%
Wind Speed N 15 G 23 mph
Barometer 30.01 in (1016.7 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill40°F (4°C)
Last update 3 May 9:51 am CDT
Extended Forecast for

Winthrop Harbor ILSimilar City Names

  • Today

    Today: Partly sunny, with a high near 50. North northeast wind around 15 mph, with gusts as high as 20 mph.

    High: 50 °F

    Partly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 39. North wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 39 °F

    Partly Cloudy

  • Sunday

    Sunday: A 40 percent chance of showers, mainly after 1pm. Partly sunny, with a high near 52. North northeast wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 52 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Showers likely, mainly before 1am. Cloudy, with a low around 45. North northeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

    Low: 45 °F

    Showers
    Likely

  • Monday

    Monday: A 30 percent chance of showers, mainly before 1pm. Mostly cloudy, with a high near 52. North northeast wind around 10 mph, with gusts as high as 15 mph.

    High: 52 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 44.

    Low: 44 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 61.

    High: 61 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 47.

    Low: 47 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 59.

    High: 59 °F

    Partly Sunny

Detailed Forecast

Today
Partly sunny, with a high near 50. North northeast wind around 15 mph, with gusts as high as 20 mph.
Tonight
Partly cloudy, with a low around 39. North wind 10 to 15 mph, with gusts as high as 20 mph.
Sunday
A 40 percent chance of showers, mainly after 1pm. Partly sunny, with a high near 52. North northeast wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday Night
Showers likely, mainly before 1am. Cloudy, with a low around 45. North northeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Monday
A 30 percent chance of showers, mainly before 1pm. Mostly cloudy, with a high near 52. North northeast wind around 10 mph, with gusts as high as 15 mph.
Monday Night
Mostly cloudy, with a low around 44.
Tuesday
Partly sunny, with a high near 61.
Tuesday Night
Partly cloudy, with a low around 47.
Wednesday
Partly sunny, with a high near 59.
Wednesday Night
Mostly cloudy, with a low around 43.
Thursday
Mostly sunny, with a high near 54.
Thursday Night
Mostly clear, with a low around 43.
Friday
Sunny, with a high near 60.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Winthrop Harbor ILSimilar City Names
 42.47°N 87.84°W
Last Update:
10:11 am CDT May 3, 2025
Forecast Valid:
10am CDT May 3, 2025-6pm CDT May 9, 2025
 
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Additional Resources

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Chance of Precipitation