Hazardous Weather Conditions

Current conditions at

Chicago/Waukegan Regional Airport (KUGN)

Lat: 42.43°NLon: 87.86°WElev: 709ft.

Fair

44°F

7°C

Humidity 68%
Wind Speed SW 5 mph
Barometer 29.92 in (1013.4 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 30 Mar 5:51 am CDT
Extended Forecast for

Chicago / Waukegan, Waukegan Regional Airport IL

  • Today

    Today: Mostly sunny, with a high near 72. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 72 °F

    Mostly Sunny

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly after 1am.  Mostly cloudy, with a low around 60. South southeast wind 10 to 15 mph becoming southwest after midnight. Winds could gust as high as 25 mph.

    Low: 60 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Tuesday

    Tuesday: A slight chance of showers before 1pm, then a chance of showers and thunderstorms between 1pm and 4pm, then showers and possibly a thunderstorm after 4pm.  High near 72. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 30 mph.  Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 72 °F

    Breezy.
    Slight Chance
    Showers then
    Showers

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm before 10pm, then a chance of showers and thunderstorms between 10pm and 1am, then a slight chance of showers after 1am.  Low around 35. North wind around 15 mph, with gusts as high as 25 mph.  Chance of precipitation is 80%.

    Low: 35 °F

    Showers then
    Chance
    Showers

  • Wednesday

    Wednesday: A 40 percent chance of showers after 1pm.  Mostly cloudy, with a high near 40. Breezy, with a northeast wind 15 to 20 mph, with gusts as high as 25 mph.

    High: 40 °F

    Mostly Cloudy
    then Chance
    Showers and
    Breezy

  • Wednesday Night

    Wednesday Night: Showers.  Low around 35. Chance of precipitation is 90%.

    Low: 35 °F

    Showers

  • Thursday

    Thursday: Showers.  High near 51. Chance of precipitation is 90%.

    High: 51 °F

    Showers

  • Thursday Night

    Thursday Night: Showers likely, mainly before 1am.  Mostly cloudy, with a low around 41.

    Low: 41 °F

    Showers
    Likely

  • Friday

    Friday: Mostly cloudy, with a high near 50.

    High: 50 °F

    Mostly Cloudy

Detailed Forecast

Today
Mostly sunny, with a high near 72. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Tonight
A 30 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 60. South southeast wind 10 to 15 mph becoming southwest after midnight. Winds could gust as high as 25 mph.
Tuesday
A slight chance of showers before 1pm, then a chance of showers and thunderstorms between 1pm and 4pm, then showers and possibly a thunderstorm after 4pm. High near 72. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday Night
Showers and possibly a thunderstorm before 10pm, then a chance of showers and thunderstorms between 10pm and 1am, then a slight chance of showers after 1am. Low around 35. North wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.
Wednesday
A 40 percent chance of showers after 1pm. Mostly cloudy, with a high near 40. Breezy, with a northeast wind 15 to 20 mph, with gusts as high as 25 mph.
Wednesday Night
Showers. Low around 35. Chance of precipitation is 90%.
Thursday
Showers. High near 51. Chance of precipitation is 90%.
Thursday Night
Showers likely, mainly before 1am. Mostly cloudy, with a low around 41.
Friday
Mostly cloudy, with a high near 50.
Friday Night
Showers likely, mainly after 1am. Mostly cloudy, with a low around 39.
Saturday
Showers likely. Mostly cloudy, with a high near 59.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 36.
Sunday
Partly sunny, with a high near 48.
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ABOUT THIS FORECAST

 
Point Forecast:
Chicago / Waukegan, Waukegan Regional Airport IL
 42.41°N 87.87°W
5:21 am CDT Mar 30, 2026
6am CDT Mar 30, 2026-6pm CDT Apr 5, 2026
 
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Additional Resources

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