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

Hazardous Weather Conditions

Current conditions at

Chicago/Waukegan Regional Airport (KUGN)

Lat: 42.43°NLon: 87.86°WElev: 709ft.

Overcast

37°F

3°C

Humidity 89%
Wind Speed S 5 mph
Barometer 30.01 in (1017.1 mb)
Dewpoint 34°F (1°C)
Visibility 9.00 mi
Wind Chill33°F (1°C)
Last update 27 Dec 6:51 am CST
Extended Forecast for

Gurnee IL

  • Today

    Today: Cloudy, with a high near 41. Southeast wind 5 to 10 mph.

    High: 41 °F

    Cloudy

  • Tonight

    Tonight: Showers likely, mainly after 3am. Patchy fog. Otherwise, cloudy, with a temperature rising to around 44 by 2am. Southeast wind 5 to 10 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 41 °F⇑

    Showers
    Likely and
    Patchy Fog

  • Sunday

    Sunday: Showers. Patchy fog before noon. High near 56. South southeast wind 5 to 15 mph becoming west southwest in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    High: 56 °F

    Showers and
    Patchy Fog

  • Sunday Night

    Sunday Night: Rain showers likely before 9pm, then rain and snow showers likely between 9pm and midnight, then a chance of snow showers after midnight. Cloudy, with a low around 19. Wind chill values as low as 1. Windy, with a west wind 15 to 20 mph increasing to 25 to 30 mph after midnight. Winds could gust as high as 45 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Low: 19 °F

    Rain/Snow
    Likely and
    Windy

  • Monday

    Monday: Snow showers likely, mainly before noon. Mostly cloudy, with a high near 25. Windy, with a west northwest wind 25 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 60%.

    High: 25 °F

    Windy. Snow
    Showers
    Likely then
    Slight Chance
    Snow Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 12. Blustery.

    Low: 12 °F

    Mostly Cloudy
    and Blustery
    then Partly
    Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 27.

    High: 27 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 20.

    Low: 20 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 29.

    High: 29 °F

    Mostly Cloudy

Detailed Forecast

Today
Cloudy, with a high near 41. Southeast wind 5 to 10 mph.
Tonight
Showers likely, mainly after 3am. Patchy fog. Otherwise, cloudy, with a temperature rising to around 44 by 2am. Southeast wind 5 to 10 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Showers. Patchy fog before noon. High near 56. South southeast wind 5 to 15 mph becoming west southwest in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Sunday Night
Rain showers likely before 9pm, then rain and snow showers likely between 9pm and midnight, then a chance of snow showers after midnight. Cloudy, with a low around 19. Wind chill values as low as 1. Windy, with a west wind 15 to 20 mph increasing to 25 to 30 mph after midnight. Winds could gust as high as 45 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Monday
Snow showers likely, mainly before noon. Mostly cloudy, with a high near 25. Windy, with a west northwest wind 25 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 60%.
Monday Night
Partly cloudy, with a low around 12. Blustery.
Tuesday
Partly sunny, with a high near 27.
Tuesday Night
Mostly cloudy, with a low around 20.
Wednesday
Mostly cloudy, with a high near 29.
Wednesday Night
A chance of snow before midnight. Mostly cloudy, with a low around 8.
New Year's Day
Mostly sunny, with a high near 16.
Thursday Night
Mostly clear, with a low around 4.
Friday
Sunny, with a high near 19.
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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:
4:51 am CST Dec 27, 2025
Forecast Valid:
7am CST Dec 27, 2025-6pm CST Jan 2, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation