• Early AM

    Sep 4

    Lo 67°

    Partly to mostly cloudy

    Asthma Weather
    • Hi
      RealFeel
      95°
    • UV
      4 - Moderate
    • Air Qual.
      Good
    more
  • Today

    Sep 4

    86°Lo 68°

    Periods of sun with a t-storm

    At Risk weather for asthma
    • Hi
      RealFeel
      100°
    • UV
      4 - Moderate
    • Air Qual.
      Moderate
  • Sat

    Sep 5

    88°Lo 68°

    Partly sunny, warm and humid

    Beneficial weather for asthma
    • Hi
      RealFeel
      97°
    • UV
      5 - High
    • Air Qual.
      Moderate
    more
  • Sun

    Sep 6

    90°Lo 73°

    Partly sunny, warm and humid

    Beneficial weather for asthma
    • Hi
      RealFeel
      92°
    • UV
      5 - High
    • Air Qual.
      Moderate
    more
  • Mon

    Sep 7

    85°Lo 68°

    An afternoon thunderstorm

    Neutral weather for asthma
    • Hi
      RealFeel
      91°
    • UV
      4 - Moderate
    • Air Qual.
      Good
    more
Next Previous
Next 8 hours >
  Fri
12am
1am 2am 3am 4am 5am 6am 7am
  12am 1am 2am 3am 4am 5am 6am 7am
Forecast
Cloudy
Cloudy
Cloudy
Partly Cloudy
Partly Cloudy
Partly Cloudy
Partly Cloudy
Partly Sunny
Temp (°F) 72° 72° 70° 70° 69° 69° 67° 69°
RealFeel® 74° 73° 72° 71° 71° 69° 67° 69°
Humidity 86% 86% 87% 89% 91% 90% 89% 88%
   
  12am 1am 2am 3am 4am 5am 6am 7am
Rain
 
11%
 
9%
 
5%
 
5%
 
6%
 
7%
 
7%
 
5%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  12am 1am 2am 3am 4am 5am 6am 7am
Wind (mph) 5 NE 4 NE 4 NE 4 NE 4 NE 4 NNE 4 NNW 4 NW
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 73% 70% 61% 46% 46% 46% 46% 46%
Dew Point 68° 67° 66° 67° 66° 66° 64° 65°
Middle Grid line 75 F Middle Grid line 70 F Middle Grid line 65 F

Temperature History - Sep 4

more Historical Weather Data >
  Today Normal Record 9/4/2014
High 86° 79° N/A 84°
Low 68° 60° N/A 69°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:20 AM with 13:03 of sunlight, then sets at 7:23 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 10:42 PM with 14:27 of moolight, then sets at 1:09 PM

West Chicago Weather Report

Chicago: Sun, Humidity to Grip Region Before Stormy Labor Day

September 3, 2015; 5:03 PM ET

As the Labor Day weekend shapes up, Chicago residents will see mostly sunny and humid conditions until the holiday itself on Monday. more >

The Dangers of Bus Travel

Dec 10, 2012; 5:00 AM ET While bus transportation is one of the most affordable, it is important to know which motor coach companies rank highest in safety.

Fri. Air Quality

Fri. Asthma Risk

Fri. UV Index