Current conditions at

Chicago/Waukegan Regional Airport (KUGN)

Lat: 42.43°NLon: 87.86°WElev: 709ft.

Fair

61°F

16°C

Humidity 43%
Wind Speed E 10 mph
Barometer 30.13 in (1019.9 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Last update 30 May 9:51 am CDT
Extended Forecast for

Round Lake ILSimilar City Names

  • Today

    Today: Mostly sunny, with a high near 70. East wind around 15 mph, with gusts as high as 20 mph.

    High: 70 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 51. East northeast wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 51 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 73. East southeast wind 5 to 10 mph.

    High: 73 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 52. East northeast wind around 5 mph becoming calm  in the evening.

    Low: 52 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 77. Light and variable wind becoming east northeast 5 to 10 mph in the morning.

    High: 77 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 54.

    Low: 54 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 76.

    High: 76 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 54.

    Low: 54 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 70. East wind around 15 mph, with gusts as high as 20 mph.
Tonight
Partly cloudy, with a low around 51. East northeast wind 5 to 10 mph, with gusts as high as 20 mph.
Sunday
Mostly sunny, with a high near 73. East southeast wind 5 to 10 mph.
Sunday Night
Mostly cloudy, with a low around 52. East northeast wind around 5 mph becoming calm in the evening.
Monday
Partly sunny, with a high near 77. Light and variable wind becoming east northeast 5 to 10 mph in the morning.
Monday Night
Partly cloudy, with a low around 54.
Tuesday
Sunny, with a high near 76.
Tuesday Night
Clear, with a low around 54.
Wednesday
Sunny, with a high near 81.
Wednesday Night
Mostly clear, with a low around 60.
Thursday
Mostly sunny, with a high near 87.
Thursday Night
Mostly cloudy, with a low around 66.
Friday
A chance of showers. Partly sunny, with a high near 87.
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ABOUT THIS FORECAST

 
Point Forecast:
Round Lake ILSimilar City Names
 42.35°N 88.11°W
9:37 am CDT May 30, 2026
10am CDT May 30, 2026-6pm CDT Jun 5, 2026
 
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Additional Resources

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Hourly Weather Forecast

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