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

Chicago/Waukegan Regional Airport (KUGN)

Lat: 42.43°NLon: 87.86°WElev: 709ft.

Mostly Cloudy

33°F

1°C

Humidity 61%
Wind Speed N 9 G 21 mph
Barometer 30.42 in (1031.3 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill25°F (-4°C)
Last update 27 Mar 10:51 am CDT
Extended Forecast for

Gurnee IL

  • Today

    Today: Mostly sunny, with a high near 44. North northwest wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 44 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 25. Northwest wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 25 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 48. West wind 5 to 10 mph becoming south southwest 10 to 15 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 48 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 38. South southwest wind around 15 mph.

    Low: 38 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 61. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 61 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 44.

    Low: 44 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 59.

    High: 59 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A chance of showers. Mostly cloudy, with a low around 46.

    Low: 46 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers. Mostly cloudy, with a high near 74.

    High: 74 °F

    Chance
    Showers

Detailed Forecast

Today
Mostly sunny, with a high near 44. North northwest wind 10 to 15 mph, with gusts as high as 20 mph.
Tonight
Mostly clear, with a low around 25. Northwest wind 5 to 10 mph, with gusts as high as 15 mph.
Saturday
Sunny, with a high near 48. West wind 5 to 10 mph becoming south southwest 10 to 15 mph in the afternoon. Winds could gust as high as 20 mph.
Saturday Night
Mostly cloudy, with a low around 38. South southwest wind around 15 mph.
Sunday
Partly sunny, with a high near 61. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Sunday Night
Partly cloudy, with a low around 44.
Monday
Mostly sunny, with a high near 59.
Monday Night
A chance of showers. Mostly cloudy, with a low around 46.
Tuesday
A chance of showers. Mostly cloudy, with a high near 74.
Tuesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 48.
Wednesday
A chance of showers. Mostly cloudy, with a high near 54.
Wednesday Night
A chance of showers. Cloudy, with a low around 38.
Thursday
A chance of showers. Mostly cloudy, with a high near 44.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Gurnee IL
 42.37°N 87.93°W
Last Update:
10:11 am CDT Mar 27, 2026
Forecast Valid:
11am CDT Mar 27, 2026-6pm CDT Apr 2, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation