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.

Fair

45°F

7°C

Humidity 61%
Wind Speed E 6 mph
Barometer 29.97 in (1015.6 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill42°F (6°C)
Last update 14 Feb 1:51 pm CST
Extended Forecast for

Lake Bluff IL

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 49. East southeast wind around 5 mph.

    High: 49 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 34. Southeast wind around 5 mph becoming west southwest after midnight. Winds could gust as high as 10 mph.

    Low: 34 °F

    Mostly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 54. West southwest wind 5 to 10 mph becoming north in the afternoon.

    High: 54 °F

    Sunny

  • Sunday Night

    Sunday Night: Increasing clouds, with a low around 33. Calm wind becoming south southwest around 5 mph after midnight. Winds could gust as high as 15 mph.

    Low: 33 °F

    Increasing
    Clouds

  • Washington's Birthday

    Washington's Birthday: Mostly sunny, with a high near 60. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 60 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 37.

    Low: 37 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 44.

    High: 44 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: A chance of showers. Mostly cloudy, with a low around 44.

    Low: 44 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers before noon. Sunny, with a high near 61.

    High: 61 °F

    Chance
    Showers then
    Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 49. East southeast wind around 5 mph.
Tonight
Mostly cloudy, with a low around 34. Southeast wind around 5 mph becoming west southwest after midnight. Winds could gust as high as 10 mph.
Sunday
Sunny, with a high near 54. West southwest wind 5 to 10 mph becoming north in the afternoon.
Sunday Night
Increasing clouds, with a low around 33. Calm wind becoming south southwest around 5 mph after midnight. Winds could gust as high as 15 mph.
Washington's Birthday
Mostly sunny, with a high near 60. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Monday Night
Mostly cloudy, with a low around 37.
Tuesday
Mostly cloudy, with a high near 44.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 44.
Wednesday
A chance of showers before noon. Sunny, with a high near 61.
Wednesday Night
Mostly clear, with a low around 36.
Thursday
A chance of showers. Mostly sunny, with a high near 45.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 30.
Friday
A chance of showers. Partly sunny, with a high near 39.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lake Bluff IL
 42.28°N 87.88°W
Last Update:
1:36 pm CST Feb 14, 2026
Forecast Valid:
2pm CST Feb 14, 2026-6pm CST Feb 20, 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