• Tonight

    Dec 18

    Lo 26°

    Cloudy most of the time

    Asthma Weather
    • Hi
      RealFeel
      26°
    • UV
      1 - Low
    • Air Qual.
      Good
  • Fri

    Dec 19

    32°Lo 28°

    Rather cloudy

    Beneficial weather for asthma
    • Hi
      RealFeel
      34°
    • UV
      1 - Low
    • Air Qual.
      Moderate
    more
  • Sat

    Dec 20

    33°Lo 29°

    Mostly cloudy

    Beneficial weather for asthma
    • Hi
      RealFeel
      34°
    • UV
      1 - Low
    • Air Qual.
      Moderate
    more
  • Sun

    Dec 21

    37°Lo 34°

    Times of clouds and sun

    Beneficial weather for asthma
    • Hi
      RealFeel
      27°
    • UV
      1 - Low
    • Cloud
      Cover
      64%
    more
  • Mon

    Dec 22

    42°Lo 38°

    Cloudy with afternoon rain

    Neutral weather for asthma
    • Hi
      RealFeel
      30°
    • UV
      1 - Low
    • Cloud
      Cover
      94%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Thu
6pm
7pm 8pm 9pm 10pm 11pm Fri
12am
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Forecast
Cloudy
Cloudy
Cloudy
Mostly Cloudy
Mostly Cloudy
Mostly Cloudy
Mostly Cloudy
Mostly Cloudy
Temp (°F) 29° 29° 29° 28° 28° 27° 27° 28°
RealFeel® 26° 27° 27° 26° 25° 24° 24° 24°
Humidity 63% 60% 62% 65% 66% 68% 69% 68%
   
  6pm 7pm 8pm 9pm 10pm 11pm 12am 1am
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
11%
 
0%
 
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0%
 
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Ice
 
8%
 
0%
 
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  6pm 7pm 8pm 9pm 10pm 11pm 12am 1am
Wind (mph) 5 NW 5 NW 5 NW 5 NW 5 NW 6 NW 6 WNW 6 WNW
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 99% 97% 91% 86% 81% 79% 77% 76%
Dew Point 17° 17° 17° 17° 18° 18° 18° 18°
Middle Grid line 30 F Middle Grid line 25 F

Temperature History - Dec 18

more Historical Weather Data >
  Today Normal Record 12/18/2013
High 29° 34° 59° (1939) 34°
Low 26° 22° -9° (1983) 16°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:13 AM with 9:08 of sunlight, then sets at 4:21 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 3:23 AM with 10:41 of moolight, then sets at 2:04 PM

Chicago Weather Report

Chicago: White Christmas in the Offing

December 18, 2014; 6:07 PM ET

While the next couple of days will be tranquil for the Chicago area, Christmas Eve could deliver enough snow to blanket the city. 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.

Thu. Air Quality

Thu. Asthma Risk

Thu. UV Index