Hazardous Weather Conditions

Current conditions at

Chicago/Waukegan Regional Airport (KUGN)

Lat: 42.43°NLon: 87.86°WElev: 709ft.

Light Rain

62°F

17°C

Humidity 90%
Wind Speed SW 13 mph
Barometer 29.80 in (1008.3 mb)
Dewpoint 59°F (15°C)
Visibility 7.00 mi
Last update 12 Apr 9:51 pm CDT
Extended Forecast for

2 Miles NNW Winthrop Harbor IL

  • Tonight

    Tonight: Showers and possibly a thunderstorm before 1am, then scattered showers between 1am and 2am.  Low around 60. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 35 mph.  Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 60 °F

    Showers and
    Breezy

  • Monday

    Monday: A slight chance of showers and thunderstorms before 3pm, then a slight chance of showers and thunderstorms after 4pm.  Partly sunny, with a high near 70. Southwest wind around 10 mph.  Chance of precipitation is 20%.

    High: 70 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Monday Night

    Monday Night: A 50 percent chance of showers and thunderstorms, mainly after 1am.  Mostly cloudy, with a low around 62. Southwest wind 10 to 15 mph.

    Low: 62 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A slight chance of showers and thunderstorms before 7am, then a chance of showers and thunderstorms after 1pm.  Partly sunny, with a high near 73. Southwest wind 10 to 15 mph.  Chance of precipitation is 40%.

    High: 73 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm.  Low around 52. Southwest wind around 10 mph.  Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 52 °F

    Showers

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm.  High near 62. Northwest wind around 10 mph becoming southeast in the morning.  Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 62 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers likely before 7pm, then showers likely and possibly a thunderstorm between 7pm and 1am, then a chance of showers and thunderstorms after 1am.  Mostly cloudy, with a low around 52. South wind around 10 mph.  Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 52 °F

    Showers
    Likely

  • Thursday

    Thursday: A 30 percent chance of showers, mainly before 1pm.  Mostly cloudy, then gradually becoming sunny, with a high near 69. Southwest wind around 10 mph.

    High: 69 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 50.

    Low: 50 °F

    Mostly Clear

Detailed Forecast

Tonight
Showers and possibly a thunderstorm before 1am, then scattered showers between 1am and 2am. Low around 60. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday
A slight chance of showers and thunderstorms before 3pm, then a slight chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 70. Southwest wind around 10 mph. Chance of precipitation is 20%.
Monday Night
A 50 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 62. Southwest wind 10 to 15 mph.
Tuesday
A slight chance of showers and thunderstorms before 7am, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 73. Southwest wind 10 to 15 mph. Chance of precipitation is 40%.
Tuesday Night
Showers and possibly a thunderstorm. Low around 52. Southwest wind around 10 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Wednesday
Showers and possibly a thunderstorm. High near 62. Northwest wind around 10 mph becoming southeast in the morning. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Wednesday Night
Showers likely before 7pm, then showers likely and possibly a thunderstorm between 7pm and 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 52. South wind around 10 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
A 30 percent chance of showers, mainly before 1pm. Mostly cloudy, then gradually becoming sunny, with a high near 69. Southwest wind around 10 mph.
Thursday Night
Mostly clear, with a low around 50.
Friday
A 20 percent chance of showers after 1pm. Partly sunny, with a high near 73.
Friday Night
Showers and possibly a thunderstorm. Low around 50. Chance of precipitation is 80%.
Saturday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 62. Chance of precipitation is 60%.
Saturday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 36.
Sunday
Mostly sunny, with a high near 52.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNW Winthrop Harbor IL
 42.52°N 87.84°W (Elev. 623 ft)
10:12 pm CDT Apr 12, 2026
10pm CDT Apr 12, 2026-6pm CDT Apr 19, 2026
 
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Additional Resources

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