Current conditions at

Chicago/Waukegan Regional Airport (KUGN)

Lat: 42.43°NLon: 87.86°WElev: 709ft.

Mostly Cloudy

33°F

1°C

Humidity 70%
Wind Speed SE 7 mph
Barometer 30.41 in (1031.2 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Wind Chill27°F (-3°C)
Last update 27 Mar 6:51 pm CDT
Extended Forecast for

2 Miles NNW Winthrop Harbor IL

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming clear, with a low around 25. Northwest wind 5 to 15 mph.

    Low: 25 °F

    Decreasing
    Clouds

  • Saturday

    Saturday: Sunny, with a high near 46. West wind 5 to 15 mph becoming south in the afternoon.

    High: 46 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 37. Southwest wind around 10 mph.

    Low: 37 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 57. Southwest wind around 10 mph.

    High: 57 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 44. South wind around 5 mph.

    Low: 44 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 64. South wind 5 to 10 mph.

    High: 64 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A 50 percent chance of rain and thunderstorms.  Mostly cloudy, with a low around 56. Southwest wind 10 to 15 mph.

    Low: 56 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A chance of rain, then rain likely and possibly a thunderstorm after 1pm.  Mostly cloudy, with a high near 68. Southwest wind around 15 mph.  Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 68 °F

    Rain Likely

  • Tuesday Night

    Tuesday Night: Rain likely and possibly a thunderstorm before 1am, then a chance of rain.  Mostly cloudy, with a low around 34. Chance of precipitation is 60%.

    Low: 34 °F

    Rain Likely

Detailed Forecast

Tonight
Mostly cloudy, then gradually becoming clear, with a low around 25. Northwest wind 5 to 15 mph.
Saturday
Sunny, with a high near 46. West wind 5 to 15 mph becoming south in the afternoon.
Saturday Night
Mostly cloudy, with a low around 37. Southwest wind around 10 mph.
Sunday
Partly sunny, with a high near 57. Southwest wind around 10 mph.
Sunday Night
Partly cloudy, with a low around 44. South wind around 5 mph.
Monday
Mostly sunny, with a high near 64. South wind 5 to 10 mph.
Monday Night
A 50 percent chance of rain and thunderstorms. Mostly cloudy, with a low around 56. Southwest wind 10 to 15 mph.
Tuesday
A chance of rain, then rain likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 68. Southwest wind around 15 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Rain likely and possibly a thunderstorm before 1am, then a chance of rain. Mostly cloudy, with a low around 34. Chance of precipitation is 60%.
Wednesday
A 20 percent chance of rain. Mostly cloudy, with a high near 42.
Wednesday Night
A chance of rain and snow. Mostly cloudy, with a low around 32. Chance of precipitation is 40%.
Thursday
A chance of rain and snow. Mostly cloudy, with a high near 43. Chance of precipitation is 40%.
Thursday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 35.
Friday
A 20 percent chance of rain. Mostly cloudy, with a high near 51.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNW Winthrop Harbor IL
 42.52°N 87.84°W (Elev. 623 ft)
7:34 pm CDT Mar 27, 2026
7pm CDT Mar 27, 2026-6pm CDT Apr 3, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database