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

Hazardous Weather Conditions

Current conditions at

Chicago/Waukegan Regional Airport (KUGN)

Lat: 42.43°NLon: 87.86°WElev: 709ft.

A Few Clouds

58°F

14°C

Humidity 78%
Wind Speed E 6 mph
Barometer 29.80 in (1008.9 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 17 May 6:51 pm CDT
Extended Forecast for

Green Oaks IL

  • Tonight

    Tonight: A 30 percent chance of showers after 5am. Partly cloudy, with a low around 68. South southwest wind around 15 mph, with gusts as high as 30 mph.

    Low: 68 °F

    Partly Cloudy
    then Chance
    Showers

  • Monday

    Monday: Showers and thunderstorms likely, mainly before 1pm. Increasing clouds, with a high near 80. Breezy, with a south southwest wind around 20 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 80 °F

    Breezy.
    Showers
    Likely then
    T-storms
    Likely

  • Monday Night

    Monday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4am. Mostly cloudy, with a low around 66. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 66 °F

    Slight Chance
    T-storms then
    Showers
    Likely and
    Breezy

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms between 1pm and 4pm, then a chance of showers after 4pm. Partly sunny, with a high near 80. Breezy, with a south southwest wind 15 to 20 mph becoming west in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 60%.

    High: 80 °F

    Showers
    Likely and
    Breezy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 47. North northwest wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 47 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 56.

    High: 56 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 42.

    Low: 42 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 58.

    High: 58 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 47.

    Low: 47 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A 30 percent chance of showers after 5am. Partly cloudy, with a low around 68. South southwest wind around 15 mph, with gusts as high as 30 mph.
Monday
Showers and thunderstorms likely, mainly before 1pm. Increasing clouds, with a high near 80. Breezy, with a south southwest wind around 20 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4am. Mostly cloudy, with a low around 66. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms between 1pm and 4pm, then a chance of showers after 4pm. Partly sunny, with a high near 80. Breezy, with a south southwest wind 15 to 20 mph becoming west in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 60%.
Tuesday Night
Mostly cloudy, with a low around 47. North northwest wind 10 to 15 mph, with gusts as high as 20 mph.
Wednesday
Mostly sunny, with a high near 56.
Wednesday Night
Partly cloudy, with a low around 42.
Thursday
Mostly sunny, with a high near 58.
Thursday Night
Mostly cloudy, with a low around 47.
Friday
Partly sunny, with a high near 63.
Friday Night
A chance of showers. Mostly cloudy, with a low around 51.
Saturday
Partly sunny, with a high near 66.
Saturday Night
Mostly cloudy, with a low around 54.
Sunday
Mostly sunny, with a high near 72.
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ABOUT THIS FORECAST

 
Point Forecast:
Green Oaks IL
 42.3°N 87.88°W
Last Update:
2:41 pm CDT May 17, 2026
Forecast Valid:
7pm CDT May 17, 2026-6pm CDT May 24, 2026
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation