• Tonight

    Oct 21

    Lo 33°

    Mainly clear and chilly

    Asthma Weather
    • Hi
      RealFeel
      49°
    • UV
      2 - Low
    • Air Qual.
      Good
  • Wed

    Oct 22

    55°Lo 34°

    Plenty of sun

    Beneficial weather for asthma
    • Hi
      RealFeel
      56°
    • UV
      3 - Moderate
    • Air Qual.
      Good
    more
  • Thu

    Oct 23

    54°Lo 43°

    A passing shower or two

    Beneficial weather for asthma
    • Hi
      RealFeel
      51°
    • UV
      2 - Low
    • Air Qual.
      Good
    more
  • Fri

    Oct 24

    62°Lo 44°

    Partly sunny and warmer

    Beneficial weather for asthma
    • Hi
      RealFeel
      63°
    • UV
      3 - Moderate
    • Cloud
      Cover
      26%
    more
  • Sat

    Oct 25

    66°Lo 42°

    Warm with periods of sun

    Beneficial weather for asthma
    • Hi
      RealFeel
      65°
    • UV
      3 - Moderate
    • Cloud
      Cover
      46%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Tue
7pm
8pm 9pm 10pm 11pm Wed
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Forecast
Mostly Cloudy
Partly Cloudy
Partly Cloudy
Mostly Clear
Mostly Clear
Mostly Clear
Mostly Clear
Mostly Clear
Temp (°F) 46° 44° 43° 41° 40° 38° 37° 36°
RealFeel® 41° 40° 39° 38° 37° 36° 35° 34°
Humidity 71% 77% 82% 86% 87% 90% 91% 92%
   
  7pm 8pm 9pm 10pm 11pm 12am 1am 2am
Rain
 
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Snow
 
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  7pm 8pm 9pm 10pm 11pm 12am 1am 2am
Wind (mph) 7 ENE 6 ENE 6 ENE 6 ENE 6 ENE 5 ENE 5 ENE 5 ENE
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 75% 49% 35% 26% 19% 13% 11% 11%
Dew Point 37° 37° 38° 37° 36° 36° 35° 34°
Middle Grid line 50 F Middle Grid line 45 F Middle Grid line 40 F Middle Grid line 35 F

Temperature History - Oct 21

more Historical Weather Data >
  Today Normal Record 10/21/2013
High 53° 60° 83° (2003) 54°
Low 33° 39° 28° (2002) 33°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:14 AM with 10:51 of sunlight, then sets at 6:05 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 4:56 AM with 12:03 of moolight, then sets at 4:59 PM

DeKalb Weather Report

Chicago: Temperatures to Gradually Rise Into the Weekend

October 21, 2014; 6:55 PM ET

Temperatures will gradually rise into the weekend in Chicago. 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.

Tue. Air Quality

Tue. Asthma Risk

Tue. UV Index