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.

Fair

31°F

-1°C

Humidity 61%
Wind Speed W 5 mph
Barometer 30.05 in (1018.6 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill26°F (-3°C)
Last update 13 Mar 11:51 pm CDT
Extended Forecast for

Gurnee IL

  • Overnight

    Overnight: Increasing clouds, with a low around 28. Northwest wind around 5 mph becoming calm. Winds could gust as high as 10 mph.

    Low: 28 °F

    Increasing
    Clouds

  • Saturday

    Saturday: A 20 percent chance of snow after 2pm. Cloudy, with a high near 36. Light and variable wind becoming east 5 to 10 mph in the afternoon. Winds could gust as high as 15 mph.

    High: 36 °F

    Cloudy then
    Slight Chance
    Snow

  • Saturday Night

    Saturday Night: A chance of rain and snow before 11pm, then a chance of snow between 11pm and midnight, then rain likely after midnight. Cloudy, with a temperature rising to around 38 by 4am. East wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

    Low: 34 °F⇑

    Chance
    Rain/Snow
    then Rain
    Likely

  • Sunday

    Sunday: Rain likely before 1pm, then showers and possibly a thunderstorm between 1pm and 4pm, then rain after 4pm. High near 58. Breezy, with a south wind 15 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 80%.

    High: 58 °F

    Showers and
    Breezy

  • Sunday Night

    Sunday Night: Rain before 1am, then snow, possibly mixed with rain between 1am and 4am, then snow after 4am. Patchy blowing snow after 2am. Low around 22. Blustery, with a south wind around 25 mph becoming north northwest after midnight. Winds could gust as high as 40 mph. Chance of precipitation is 100%.

    Low: 22 °F

    Rain and
    Blustery then
    Rain/Snow and
    Patchy
    Blowing Snow

  • Monday

    Monday: Snow, mainly before 1pm. Areas of blowing snow. High near 25. Blustery. Chance of precipitation is 80%.

    High: 25 °F

    Snow and
    Areas Blowing
    Snow

  • Monday Night

    Monday Night: A 20 percent chance of snow showers before 1am. Mostly cloudy, with a low around 9. Blustery.

    Low: 9 °F

    Slight Chance
    Snow Showers
    and Blustery

  • Tuesday

    Tuesday: Mostly sunny, with a high near 24.

    High: 24 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A chance of snow showers. Mostly cloudy, with a low around 17.

    Low: 17 °F

    Chance Snow
    Showers

Detailed Forecast

Overnight
Increasing clouds, with a low around 28. Northwest wind around 5 mph becoming calm. Winds could gust as high as 10 mph.
Saturday
A 20 percent chance of snow after 2pm. Cloudy, with a high near 36. Light and variable wind becoming east 5 to 10 mph in the afternoon. Winds could gust as high as 15 mph.
Saturday Night
A chance of rain and snow before 11pm, then a chance of snow between 11pm and midnight, then rain likely after midnight. Cloudy, with a temperature rising to around 38 by 4am. East wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Sunday
Rain likely before 1pm, then showers and possibly a thunderstorm between 1pm and 4pm, then rain after 4pm. High near 58. Breezy, with a south wind 15 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 80%.
Sunday Night
Rain before 1am, then snow, possibly mixed with rain between 1am and 4am, then snow after 4am. Patchy blowing snow after 2am. Low around 22. Blustery, with a south wind around 25 mph becoming north northwest after midnight. Winds could gust as high as 40 mph. Chance of precipitation is 100%.
Monday
Snow, mainly before 1pm. Areas of blowing snow. High near 25. Blustery. Chance of precipitation is 80%.
Monday Night
A 20 percent chance of snow showers before 1am. Mostly cloudy, with a low around 9. Blustery.
Tuesday
Mostly sunny, with a high near 24.
Tuesday Night
A chance of snow showers. Mostly cloudy, with a low around 17.
Wednesday
Partly sunny, with a high near 43.
Wednesday Night
Partly cloudy, with a low around 31.
Thursday
Partly sunny, with a high near 50.
Thursday Night
Partly cloudy, with a low around 33.
Friday
Partly sunny, with a high near 48.
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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:
9:41 pm CDT Mar 13, 2026
Forecast Valid:
12am CDT Mar 14, 2026-6pm CDT Mar 20, 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