Current conditions at

Chicago/Waukegan Regional Airport (KUGN)

Lat: 42.43°NLon: 87.86°WElev: 709ft.

Overcast

45°F

7°C

Humidity 90%
Wind Speed N 8 mph
Barometer 30.22 in (1023.8 mb)
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 10 Apr 9:51 am CDT
Extended Forecast for

Long Lake IL

  • Today

    Today: Mostly cloudy, with a high near 51. North northwest wind around 10 mph, with gusts as high as 15 mph.

    High: 51 °F

    Mostly Cloudy

  • Tonight

    Tonight: Partly cloudy, with a low around 33. East southeast wind around 5 mph, with gusts as high as 10 mph.

    Low: 33 °F

    Partly Cloudy

  • Saturday

    Saturday: A 20 percent chance of showers after 1pm.  Mostly sunny, with a high near 51. East southeast wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 51 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers.  Cloudy, with a low around 45. East southeast wind 10 to 15 mph becoming south after midnight. Winds could gust as high as 20 mph.  Chance of precipitation is 60%.

    Low: 45 °F

    Showers
    Likely

  • Sunday

    Sunday: A chance of showers, with thunderstorms also possible after 4pm.  Mostly cloudy, with a high near 74. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 35 mph.  Chance of precipitation is 50%.

    High: 74 °F

    Breezy.
    Slight Chance
    Showers then
    Chance
    Showers

  • Sunday Night

    Sunday Night: A 50 percent chance of showers and thunderstorms, mainly before 1am.  Mostly cloudy, with a low around 61. Breezy.

    Low: 61 °F

    Chance
    Showers and
    Breezy

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after 1pm.  Partly sunny, with a high near 77.

    High: 77 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Monday Night

    Monday Night: Showers likely.  Mostly cloudy, with a low around 63.

    Low: 63 °F

    Showers
    Likely

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm after 1pm.  Mostly cloudy, with a high near 79.

    High: 79 °F

    Mostly Cloudy
    then Showers
    Likely

Detailed Forecast

Today
Mostly cloudy, with a high near 51. North northwest wind around 10 mph, with gusts as high as 15 mph.
Tonight
Partly cloudy, with a low around 33. East southeast wind around 5 mph, with gusts as high as 10 mph.
Saturday
A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 51. East southeast wind 5 to 10 mph, with gusts as high as 15 mph.
Saturday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Cloudy, with a low around 45. East southeast wind 10 to 15 mph becoming south after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 60%.
Sunday
A chance of showers, with thunderstorms also possible after 4pm. Mostly cloudy, with a high near 74. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 50%.
Sunday Night
A 50 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 61. Breezy.
Monday
A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 77.
Monday Night
Showers likely. Mostly cloudy, with a low around 63.
Tuesday
Showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 79.
Tuesday Night
Showers and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 59.
Wednesday
A chance of showers. Partly sunny, with a high near 71.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 50.
Thursday
A chance of showers. Mostly sunny, with a high near 74.
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ABOUT THIS FORECAST

 
Point Forecast:
Long Lake IL
 42.38°N 88.14°W
6:01 am CDT Apr 10, 2026
10am CDT Apr 10, 2026-6pm CDT Apr 16, 2026
 
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Additional Resources

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Hourly Weather Forecast

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