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Hazardous Weather Conditions

Current conditions at

Chicago/Waukegan Regional Airport (KUGN)

Lat: 42.43°NLon: 87.86°WElev: 709ft.

Fair

12°F

-11°C

Humidity 64%
Wind Speed NW 7 mph
Barometer 30.09 in (1021.2 mb)
Dewpoint 2°F (-17°C)
Visibility 10.00 mi
Wind Chill1°F (-17°C)
Last update 17 Mar 7:51 am CDT
Extended Forecast for

Chicago / Waukegan, Waukegan Regional Airport IL

  • Today

    Today: Increasing clouds, with a high near 22. Wind chill values as low as -5. Northwest wind 10 to 15 mph becoming west southwest in the afternoon. Winds could gust as high as 20 mph.

    High: 22 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Snow, mainly after 1am. Temperature rising to around 25 by 5am. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New snow accumulation of less than one inch possible.

    Low: 21 °F⇑

    Chance Snow
    then Snow

  • Wednesday

    Wednesday: A 20 percent chance of snow before 10am. Mostly cloudy, with a high near 40. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 40 °F

    Slight Chance
    Snow then
    Partly Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of rain after 1am. Mostly cloudy, with a low around 35. Southwest wind around 5 mph.

    Low: 35 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Thursday

    Thursday: A 20 percent chance of rain before 1pm. Partly sunny, with a high near 46. Southwest wind around 5 mph becoming northeast in the afternoon. Winds could gust as high as 10 mph.

    High: 46 °F

    Slight Chance
    Rain

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 35.

    Low: 35 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 52.

    High: 52 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 36.

    Low: 36 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 57.

    High: 57 °F

    Mostly Sunny

Detailed Forecast

Today
Increasing clouds, with a high near 22. Wind chill values as low as -5. Northwest wind 10 to 15 mph becoming west southwest in the afternoon. Winds could gust as high as 20 mph.
Tonight
Snow, mainly after 1am. Temperature rising to around 25 by 5am. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New snow accumulation of less than one inch possible.
Wednesday
A 20 percent chance of snow before 10am. Mostly cloudy, with a high near 40. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Wednesday Night
A 20 percent chance of rain after 1am. Mostly cloudy, with a low around 35. Southwest wind around 5 mph.
Thursday
A 20 percent chance of rain before 1pm. Partly sunny, with a high near 46. Southwest wind around 5 mph becoming northeast in the afternoon. Winds could gust as high as 10 mph.
Thursday Night
Mostly cloudy, with a low around 35.
Friday
Mostly cloudy, with a high near 52.
Friday Night
Mostly cloudy, with a low around 36.
Saturday
Mostly sunny, with a high near 57.
Saturday Night
Mostly cloudy, with a low around 38.
Sunday
Mostly cloudy, with a high near 51.
Sunday Night
Mostly cloudy, with a low around 30.
Monday
Mostly sunny, with a high near 41.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Chicago / Waukegan, Waukegan Regional Airport IL
 42.41°N 87.87°W
Last Update:
8:11 am CDT Mar 17, 2026
Forecast Valid:
8am CDT Mar 17, 2026-6pm CDT Mar 23, 2026
 
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Additional Resources

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High Temperature

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Chance of Precipitation