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.

A Few Clouds

38°F

3°C

Humidity 83%
Wind Speed NE 12 mph
Barometer 30.13 in (1021.0 mb)
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Wind Chill30°F (-1°C)
Last update 25 Dec 1:51 pm CST
Extended Forecast for

Lake Bluff IL

  • Christmas Day

    Christmas Day: Cloudy, with a high near 40. East northeast wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 40 °F

    Cloudy

  • Tonight

    Tonight: Showers likely, mainly after 1am. Patchy fog after 3am. Otherwise, cloudy, with a low around 38. Southeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 38 °F

    Scattered
    Showers then
    Showers
    Likely and
    Patchy Fog

  • Friday

    Friday: Scattered showers before 9am. Patchy fog before noon. Otherwise, cloudy, with a high near 47. South southeast wind 5 to 10 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 50%.

    High: 47 °F

    Scattered
    Showers and
    Patchy Fog
    then Mostly
    Cloudy

  • Friday Night

    Friday Night: Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 36. Northwest wind around 5 mph becoming calm in the evening. Winds could gust as high as 10 mph.

    Low: 36 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Saturday

    Saturday: Patchy fog before 9am. Otherwise, cloudy, with a high near 46. Southeast wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 46 °F

    Patchy Fog
    then Cloudy

  • Saturday Night

    Saturday Night: A 40 percent chance of rain after midnight. Cloudy, with a low around 42.

    Low: 42 °F

    Cloudy then
    Chance Rain

  • Sunday

    Sunday: Rain likely, mainly after noon. Cloudy, with a high near 49. Chance of precipitation is 70%.

    High: 49 °F

    Chance Rain
    then Rain
    Likely

  • Sunday Night

    Sunday Night: A chance of rain before midnight, then a chance of snow. Cloudy, with a low around 18. Blustery.

    Low: 18 °F

    Blustery.
    Chance Rain
    then Chance
    Snow

  • Monday

    Monday: A chance of snow before noon. Partly sunny, with a high near 24. Blustery.

    High: 24 °F

    Blustery.
    Chance Snow
    then Mostly
    Sunny

Detailed Forecast

Christmas Day
Cloudy, with a high near 40. East northeast wind 10 to 15 mph, with gusts as high as 20 mph.
Tonight
Showers likely, mainly after 1am. Patchy fog after 3am. Otherwise, cloudy, with a low around 38. Southeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Scattered showers before 9am. Patchy fog before noon. Otherwise, cloudy, with a high near 47. South southeast wind 5 to 10 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 50%.
Friday Night
Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 36. Northwest wind around 5 mph becoming calm in the evening. Winds could gust as high as 10 mph.
Saturday
Patchy fog before 9am. Otherwise, cloudy, with a high near 46. Southeast wind 5 to 10 mph, with gusts as high as 15 mph.
Saturday Night
A 40 percent chance of rain after midnight. Cloudy, with a low around 42.
Sunday
Rain likely, mainly after noon. Cloudy, with a high near 49. Chance of precipitation is 70%.
Sunday Night
A chance of rain before midnight, then a chance of snow. Cloudy, with a low around 18. Blustery.
Monday
A chance of snow before noon. Partly sunny, with a high near 24. Blustery.
Monday Night
Mostly clear, with a low around 14.
Tuesday
Partly sunny, with a high near 28.
Tuesday Night
Mostly cloudy, with a low around 19.
Wednesday
Mostly cloudy, with a high near 29.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lake Bluff IL
 42.28°N 87.88°W
Last Update:
12:51 pm CST Dec 25, 2025
Forecast Valid:
2pm CST Dec 25, 2025-6pm CST Dec 31, 2025
 
Forecast Discussion
 
Get as KML Get as XML

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