• Tonight

    Sep 19

    Lo 60°

    Breezy with patchy clouds

    Home Energy Efficiency Weather
    • Avg
      RealFeel
      61°
    • Hi
      RealFeel
      69°
    • Wind
      Speed
      11 mph
    more
  • Sat

    Sep 20

    73°Lo 60°

    Showers and a heavier t-storm

    Poor for home energy
    • Avg
      RealFeel
      64°
    • Hi
      RealFeel
      72°
    • Wind
      Speed
      12 mph
    more
  • Sun

    Sep 21

    66°Lo 53°

    Some sun returning, a shower

    Poor for home energy
    • Avg
      RealFeel
      56°
    • Hi
      RealFeel
      63°
    • Wind
      Speed
      14 mph
  • Mon

    Sep 22

    64°Lo 54°

    Times of clouds and sun

    Poor for home energy
    • Avg
      RealFeel
      58°
    • Hi
      RealFeel
      65°
    • Wind
      Speed
      7 mph
    more
  • Tue

    Sep 23

    69°Lo 55°

    Mostly sunny

    Poor for home energy
    • Avg
      RealFeel
      63°
    • Hi
      RealFeel
      74°
    • Wind
      Speed
      5 mph
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sun
5pm
6pm 7pm 8pm 9pm 10pm 11pm Mon
12am
  5pm 6pm 7pm 8pm 9pm 10pm 11pm 12am
Forecast
Showers
Partly Sunny
Partly Cloudy
Mostly Clear
Clear
Clear
Clear
Clear
Temp (°F) 64° 64° 62° 61° 60° 59° 58° 57°
RealFeel® 60° 59° 58° 56° 55° 54° 53° 52°
Humidity 60% 62% 65% 68% 70% 71% 73% 75%
   
  5pm 6pm 7pm 8pm 9pm 10pm 11pm 12am
Rain
 
51%
 
47%
 
29%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  5pm 6pm 7pm 8pm 9pm 10pm 11pm 12am
Wind (mph) 12 NNW 10 NNW 9 N 9 N 9 N 9 NNW 8 NNW 8 NNW
UV Index 1 0 0 0 0 0 0 0
Cloud Cover 45% 45% 45% 14% 8% 4% 3% 2%
Dew Point 50° 51° 50° 50° 50° 50° 49° 49°
Middle Grid line 65 F Middle Grid line 60 F Middle Grid line 55 F

Temperature History - Sep 21

more Historical Weather Data >
  Today Normal Record 9/21/2013
High 66° 73° N/A 67°
Low 53° 52° N/A 52°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:38 AM with 12:13 of sunlight, then sets at 6:51 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 4:10 AM with 13:18 of moolight, then sets at 5:28 PM

Top Story

Chicago Weather Report

Chicago: Thunderstorms to Precede More Cool Air

September 19, 2014; 8:08 PM 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.

Sun. Home Energy Efficiency

Sun. Degree Days

Sun. UV Index