• Today

    Sep 20

    76°Lo 56°

    Heavy thunderstorms

    Poor for home energy
    • Avg
      RealFeel
      62°
    • Hi
      RealFeel
      73°
    • Wind
      Speed
      15 mph
  • Sun

    Sep 21

    63°Lo 45°

    Cooler with a stray shower

    Poor for home energy
    • Avg
      RealFeel
      52°
    • Hi
      RealFeel
      60°
    • Wind
      Speed
      12 mph
    more
  • Mon

    Sep 22

    65°Lo 50°

    Sunshine and patchy clouds

    Poor for home energy
    • Avg
      RealFeel
      60°
    • Hi
      RealFeel
      71°
    • Wind
      Speed
      4 mph
    more
  • Tue

    Sep 23

    68°Lo 50°

    Mostly sunny and pleasant

    Poor for home energy
    • Avg
      RealFeel
      61°
    • Hi
      RealFeel
      73°
    • Wind
      Speed
      4 mph
    more
  • Wed

    Sep 24

    71°Lo 53°

    Plenty of sun

    Poor for home energy
    • Avg
      RealFeel
      61°
    • Hi
      RealFeel
      72°
    • Wind
      Speed
      6 mph
    more
Next Previous
Hi 76° RealFeel® 73° Precipitation 66%

Day

N

E

S

W

  • SW 15 mph
  • Gusts: 33 mph

A couple of showers and a heavy thunderstorm; mostly cloudy; thunderstorms can bring damaging winds

  • Max UV Index: 3 (Moderate)
  • Thunderstorms: 60%
  • Precipitation: 0.4 in
  • Rain: 0.4 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 2.5 hrs
  • Hours of Rain: 2.5 hrs
Lo 56° RealFeel® 51° Precipitation 55%

Night

N

E

S

W

  • WSW 5 mph
  • Gusts: 12 mph

An evening shower or thunderstorm; otherwise, mostly cloudy

  • Max UV Index: N/A
  • Thunderstorms: 60%
  • Precipitation: 0.05 in
  • Rain: 0.05 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0.5 hrs
  • Hours of Rain: 0.5 hrs

Temperature History - Sep 20

more Historical Weather Data >
  Today Normal Record 9/20/2013
High 76° 71° N/A 74°
Low 56° 52° N/A 56°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:36 AM with 12:17 of sunlight, then sets at 6:53 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 3:13 AM with 13:45 of moolight, then sets at 4:58 PM

Top Story

Waukegan Weather Report

Chicago: Thunderstorms to Precede More Cool Air

September 20, 2014; 4:28 AM ET

Chicago is facing the threat of some disruptive thunderstorms on Saturday. more >

Energy Efficient Lightbulbs and S.A.D

Sep 8, 2012; 5:00 AM ET With shorter days and colder nights in the fall and winter, some people develop seasonal affective disorder. When shopping for lightbulbs to treat the 'winter blues,'consider energy-efficient bulbs.

Sat. Home Energy Efficiency

Sat. Degree Days

Sat. UV Index