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.

A Few Clouds

17°F

-8°C

Humidity 70%
Wind Speed W 17 G 28 mph
Barometer 30.01 in (1017.9 mb)
Dewpoint 9°F (-13°C)
Visibility 10.00 mi
Wind Chill1°F (-17°C)
Last update 22 Jan 1:51 am CST
Extended Forecast for

Waukegan IL

Extreme Cold Watch January 23, 03:00am until January 23, 12:00pm
Click here for hazard details and duration
Extreme Cold Watch

  • Overnight

    Overnight: A 30 percent chance of snow showers before 3am. Mostly clear, with a low around 12. Wind chill values as low as -2. West wind around 15 mph, with gusts as high as 30 mph.

    Low: 12 °F

    Chance Snow
    Showers

  • Thursday

    Thursday: A chance of flurries between 10am and 2pm, then a slight chance of snow showers after 2pm. Partly sunny, with a high near 20. Wind chill values as low as -3. Breezy, with a west wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 20%.

    High: 20 °F

    Breezy.
    Chance
    Flurries then
    Slight Chance
    Snow Showers

  • Thursday Night

    Thursday Night: A chance of flurries before 9pm. Partly cloudy, with a low around -11. Wind chill values as low as -33. Breezy, with a west northwest wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: -11 °F

    Chance
    Flurries and
    Breezy

  • Friday

    Friday: Sunny and cold, with a high near -3. Wind chill values as low as -35. Northwest wind 10 to 15 mph, with gusts as high as 30 mph.

    High: -3 °F

    Cold

  • Friday Night

    Friday Night: Mostly cloudy, with a low around -9. Northwest wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: -9 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 40 percent chance of snow. Mostly cloudy and cold, with a high near 10.

    High: 10 °F

    Chance Snow

  • Saturday Night

    Saturday Night: A 50 percent chance of snow. Cloudy, with a low around 3.

    Low: 3 °F

    Chance Snow

  • Sunday

    Sunday: A chance of snow. Mostly cloudy, with a high near 16.

    High: 16 °F

    Chance Snow

  • Sunday Night

    Sunday Night: A chance of snow before midnight. Mostly cloudy, with a low around -1.

    Low: -1 °F

    Chance Snow
    then Mostly
    Cloudy

Detailed Forecast

Overnight
A 30 percent chance of snow showers before 3am. Mostly clear, with a low around 12. Wind chill values as low as -2. West wind around 15 mph, with gusts as high as 30 mph.
Thursday
A chance of flurries between 10am and 2pm, then a slight chance of snow showers after 2pm. Partly sunny, with a high near 20. Wind chill values as low as -3. Breezy, with a west wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 20%.
Thursday Night
A chance of flurries before 9pm. Partly cloudy, with a low around -11. Wind chill values as low as -33. Breezy, with a west northwest wind 15 to 20 mph, with gusts as high as 30 mph.
Friday
Sunny and cold, with a high near -3. Wind chill values as low as -35. Northwest wind 10 to 15 mph, with gusts as high as 30 mph.
Friday Night
Mostly cloudy, with a low around -9. Northwest wind 5 to 10 mph, with gusts as high as 15 mph.
Saturday
A 40 percent chance of snow. Mostly cloudy and cold, with a high near 10.
Saturday Night
A 50 percent chance of snow. Cloudy, with a low around 3.
Sunday
A chance of snow. Mostly cloudy, with a high near 16.
Sunday Night
A chance of snow before midnight. Mostly cloudy, with a low around -1.
Monday
Mostly sunny, with a high near 13.
Monday Night
Partly cloudy, with a low around 5.
Tuesday
Partly sunny, with a high near 20.
Tuesday Night
Mostly cloudy, with a low around 7.
Wednesday
Partly sunny, with a high near 17.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Waukegan IL
 42.37°N 87.88°W
Last Update:
1:51 am CST Jan 22, 2026
Forecast Valid:
2am CST Jan 22, 2026-6pm CST Jan 28, 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