Widespread Excessive Heat and Humidity in Midwest to Spread to East Coast

High pressure building across the Central and Eastern U.S. will produce a dangerous combination of heat and humidity. Heat indices from unusually high dewpoints and well above normal temperatures may reach 110 to 115 degrees. In addition, near record warm low temperatures will limit recovery from hot daytime temperatures. Read More >

Current conditions at

Chicago/Waukegan Regional Airport (KUGN)

Lat: 42.43°NLon: 87.86°WElev: 709ft.

Fair

85°F

29°C

Humidity 65%
Wind Speed SW 18 G 29 mph
Barometer 29.75 in (1005.9 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index91°F (33°C)
Last update 18 Jul 3:55 pm CDT
Extended Forecast for

Waukegan IL

Heat Advisory July 19, 10:00am until July 19, 11:00pm
Click here for hazard details and duration
Heat Advisory
  • This
    Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms.  Mostly sunny, with a high near 84. South wind around 15 mph, with gusts as high as 25 mph.

    Slight Chance
    T-storms

    High: 84 °F

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms after 1am.  Partly cloudy, with a low around 78. South southwest wind 10 to 15 mph.

    Mostly Clear
    then Slight
    Chance
    T-storms

    Low: 78 °F

  • Friday

    Friday: Mostly sunny and hot, with a high near 96. Heat index values as high as 108. Southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    Hot

    High: 96 °F

  • Friday
    Night

    Friday Night: A 20 percent chance of showers and thunderstorms after 1am.  Partly cloudy, with a low around 78. Southwest wind 10 to 15 mph.

    Mostly Clear
    then Slight
    Chance
    T-storms

    Low: 78 °F

  • Saturday

    Saturday: A 50 percent chance of showers and thunderstorms, mainly after 4pm.  Mostly sunny, with a high near 93. West southwest wind 5 to 10 mph, with gusts as high as 15 mph.

    Mostly Sunny
    then Chance
    T-storms

    High: 93 °F

  • Saturday
    Night

    Saturday Night: A 50 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 69.

    Chance
    T-storms

    Low: 69 °F

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms, mainly before 1pm.  Partly sunny, with a high near 79.

    Chance
    T-storms

    High: 79 °F

  • Sunday
    Night

    Sunday Night: A slight chance of showers and thunderstorms before 1am.  Partly cloudy, with a low around 62.

    Slight Chance
    T-storms

    Low: 62 °F

  • Monday

    Monday: Sunny, with a high near 76.

    Sunny

    High: 76 °F

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 84. South wind around 15 mph, with gusts as high as 25 mph.
Tonight
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 78. South southwest wind 10 to 15 mph.
Friday
Mostly sunny and hot, with a high near 96. Heat index values as high as 108. Southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Friday Night
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 78. Southwest wind 10 to 15 mph.
Saturday
A 50 percent chance of showers and thunderstorms, mainly after 4pm. Mostly sunny, with a high near 93. West southwest wind 5 to 10 mph, with gusts as high as 15 mph.
Saturday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 69.
Sunday
A 30 percent chance of showers and thunderstorms, mainly before 1pm. Partly sunny, with a high near 79.
Sunday Night
A slight chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 62.
Monday
Sunny, with a high near 76.
Monday Night
Mostly clear, with a low around 60.
Tuesday
Sunny, with a high near 79.
Tuesday Night
Mostly clear, with a low around 63.
Wednesday
Sunny, with a high near 82.
Wednesday Night
Mostly clear, with a low around 64.
Thursday
Sunny, with a high near 83.
Click Map For Forecast
Point Forecast:
Waukegan IL
 42.37°N 87.88°W
3:16 pm CDT Jul 18, 2019
4pm CDT Jul 18, 2019-6pm CDT Jul 25, 2019
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database