Hazardous Weather Conditions

Current conditions at

Chicago/Waukegan Regional Airport (KUGN)

Lat: 42.43°NLon: 87.86°WElev: 709ft.

Fair

52°F

11°C

Humidity 72%
Wind Speed S 8 mph
Barometer 30.00 in (1016.0 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Wind Chill49°F (9°C)
Last update 12 Apr 4:51 am CDT
Extended Forecast for

Long Lake IL

  • Today

    Today: A chance of showers and thunderstorms, then periods of showers and possibly a thunderstorm after 5pm.  High near 76. Windy, with a southwest wind 15 to 20 mph increasing to 25 to 30 mph in the afternoon. Winds could gust as high as 40 mph.  Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 76 °F

    Isolated
    Showers and
    Breezy then
    Showers and
    Windy

  • Tonight

    Tonight: Showers and possibly a thunderstorm before 11pm, then scattered showers.  Low around 61. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 35 mph.  Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 61 °F

    Showers and
    Breezy then
    Scattered
    Showers

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after 4pm.  Mostly cloudy, with a high near 76. West southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 76 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Monday Night

    Monday Night: A 40 percent chance of showers and thunderstorms, mainly after 7pm.  Mostly cloudy, with a low around 65. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 65 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A slight chance of showers and thunderstorms before 1pm, then showers likely and possibly a thunderstorm between 1pm and 4pm, then showers and thunderstorms likely after 4pm.  Partly sunny, with a high near 79. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.  Chance of precipitation is 60%.

    High: 79 °F

    Slight Chance
    T-storms then
    T-storms
    Likely

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm.  Low around 60. Chance of precipitation is 80%.

    Low: 60 °F

    T-storms then
    Showers

  • Wednesday

    Wednesday: Showers and thunderstorms likely, mainly after 1pm.  Mostly cloudy, with a high near 72. Chance of precipitation is 70%.

    High: 72 °F

    Chance
    T-storms then
    T-storms
    Likely

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms likely before 1am, then a chance of showers.  Mostly cloudy, with a low around 56.

    Low: 56 °F

    T-storms
    Likely

  • Thursday

    Thursday: A chance of showers before 1pm.  Partly sunny, with a high near 73.

    High: 73 °F

    Chance
    Showers

Detailed Forecast

Today
A chance of showers and thunderstorms, then periods of showers and possibly a thunderstorm after 5pm. High near 76. Windy, with a southwest wind 15 to 20 mph increasing to 25 to 30 mph in the afternoon. Winds could gust as high as 40 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and possibly a thunderstorm before 11pm, then scattered showers. Low around 61. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Monday
A 20 percent chance of showers and thunderstorms after 4pm. Mostly cloudy, with a high near 76. West southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Monday Night
A 40 percent chance of showers and thunderstorms, mainly after 7pm. Mostly cloudy, with a low around 65. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Tuesday
A slight chance of showers and thunderstorms before 1pm, then showers likely and possibly a thunderstorm between 1pm and 4pm, then showers and thunderstorms likely after 4pm. Partly sunny, with a high near 79. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.
Tuesday Night
Showers and possibly a thunderstorm. Low around 60. Chance of precipitation is 80%.
Wednesday
Showers and thunderstorms likely, mainly after 1pm. Mostly cloudy, with a high near 72. Chance of precipitation is 70%.
Wednesday Night
Showers and thunderstorms likely before 1am, then a chance of showers. Mostly cloudy, with a low around 56.
Thursday
A chance of showers before 1pm. Partly sunny, with a high near 73.
Thursday Night
Mostly clear, with a low around 52.
Friday
A chance of showers. Partly sunny, with a high near 79.
Friday Night
Showers and possibly a thunderstorm. Mostly cloudy, with a low around 53.
Saturday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 66.
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ABOUT THIS FORECAST

 
Point Forecast:
Long Lake IL
 42.38°N 88.14°W
4:46 am CDT Apr 12, 2026
5am CDT Apr 12, 2026-6pm CDT Apr 18, 2026
 
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Additional Resources

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Hourly Weather Forecast

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