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Hazardous Weather Conditions

Current conditions at

Chicago/Waukegan Regional Airport (KUGN)

Lat: 42.43°NLon: 87.86°WElev: 709ft.

Overcast

73°F

23°C

Humidity 90%
Wind Speed SW 8 mph
Barometer 29.95 in (1012.8 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 19 Aug 2:51 am CDT
Extended Forecast for

Lake Bluff IL

Flood Watch August 19, 03:09am until August 19, 04:00am
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch August 19, 03:09am until August 19, 04:00am

    NOW until 4:00am Tue

    Flood Watch

  • Overnight

    Low: 72 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms before 10am. Cloudy, then gradually becoming mostly sunny, with a high near 82. North wind around 10 mph, with gusts as high as 15 mph.

    High: 82 °F

    Slight Chance
    T-storms then
    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 69. North wind 5 to 10 mph.

    Low: 69 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 75. North northeast wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 75 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 67. North northeast wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 67 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 65.

    Low: 65 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

Detailed Forecast

Overnight
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 72. West southwest wind around 5 mph.
Tuesday
A 20 percent chance of showers and thunderstorms before 10am. Cloudy, then gradually becoming mostly sunny, with a high near 82. North wind around 10 mph, with gusts as high as 15 mph.
Tuesday Night
Mostly cloudy, with a low around 69. North wind 5 to 10 mph.
Wednesday
Partly sunny, with a high near 75. North northeast wind 10 to 15 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 67. North northeast wind 10 to 15 mph, with gusts as high as 20 mph.
Thursday
Sunny, with a high near 77.
Thursday Night
Mostly clear, with a low around 65.
Friday
Sunny, with a high near 82.
Friday Night
Partly cloudy, with a low around 66.
Saturday
Sunny, with a high near 78.
Saturday Night
Mostly clear, with a low around 60.
Sunday
Sunny, with a high near 72.
Sunday Night
Mostly clear, with a low around 57.
Monday
Sunny, with a high near 70.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lake Bluff IL
 42.28°N 87.85°W
Last Update:
1:06 am CDT Aug 19, 2025
Forecast Valid:
3am CDT Aug 19, 2025-6pm CDT Aug 25, 2025
 
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