Current conditions at

Chicago/Waukegan Regional Airport (KUGN)

Lat: 42.43°NLon: 87.86°WElev: 709ft.

Overcast

23°F

-5°C

Humidity 74%
Wind Speed Calm
Barometer 30.39 in (1031.0 mb)
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Last update 1 Mar 4:51 am CST
Extended Forecast for

Chicago / Waukegan, Waukegan Regional Airport IL

  • Overnight

    Overnight: A slight chance of flurries.  Mostly cloudy, with a low around 23. Northeast wind around 10 mph, with gusts as high as 15 mph.

    Low: 23 °F

    Slight Chance
    Flurries

  • Sunday

    Sunday: A slight chance of flurries before 10am.  Partly sunny, with a high near 30. East northeast wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 30 °F

    Slight Chance
    Flurries

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 25. East wind around 5 mph, with gusts as high as 10 mph.

    Low: 25 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 39. Southeast wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 39 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A 40 percent chance of showers after midnight.  Mostly cloudy, with a low around 34. Southeast wind around 5 mph, with gusts as high as 10 mph.

    Low: 34 °F

    Mostly Cloudy
    then Chance
    Showers

  • Tuesday

    Tuesday: Showers likely, mainly before noon.  Cloudy, with a high near 39. Chance of precipitation is 70%.

    High: 39 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers.  Mostly cloudy, with a low around 36.

    Low: 36 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers.  Mostly cloudy, with a high near 42.

    High: 42 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers.  Cloudy, with a low around 38.

    Low: 38 °F

    Chance
    Showers

Detailed Forecast

Overnight
A slight chance of flurries. Mostly cloudy, with a low around 23. Northeast wind around 10 mph, with gusts as high as 15 mph.
Sunday
A slight chance of flurries before 10am. Partly sunny, with a high near 30. East northeast wind 5 to 10 mph, with gusts as high as 15 mph.
Sunday Night
Mostly cloudy, with a low around 25. East wind around 5 mph, with gusts as high as 10 mph.
Monday
Mostly sunny, with a high near 39. Southeast wind 5 to 10 mph, with gusts as high as 15 mph.
Monday Night
A 40 percent chance of showers after midnight. Mostly cloudy, with a low around 34. Southeast wind around 5 mph, with gusts as high as 10 mph.
Tuesday
Showers likely, mainly before noon. Cloudy, with a high near 39. Chance of precipitation is 70%.
Tuesday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 36.
Wednesday
A chance of showers. Mostly cloudy, with a high near 42.
Wednesday Night
A chance of showers. Cloudy, with a low around 38.
Thursday
A chance of showers. Mostly cloudy, with a high near 45.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 40.
Friday
Showers likely. Cloudy, with a high near 63.
Friday Night
Showers likely. Mostly cloudy, with a low around 42.
Saturday
A chance of showers. Mostly cloudy, with a high near 56.
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ABOUT THIS FORECAST

 
Point Forecast:
Chicago / Waukegan, Waukegan Regional Airport IL
 42.41°N 87.87°W
2:46 am CST Mar 1, 2026
5am CST Mar 1, 2026-6pm CST Mar 7, 2026
 
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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