• Today

    Sep 17

    66°Lo 45°

    Mostly sunny and nice

    Beneficial weather for asthma
    • Hi
      RealFeel
      73°
    • UV
      5 - Moderate
    • Air Qual.
      Good
    more
  • Thu

    Sep 18

    66°Lo 48°

    Mostly sunny and nice

    Beneficial weather for asthma
    • Hi
      RealFeel
      69°
    • UV
      5 - Moderate
    • Air Qual.
      Good
  • Fri

    Sep 19

    70°Lo 58°

    Times of clouds and sun

    Beneficial weather for asthma
    • Hi
      RealFeel
      68°
    • UV
      5 - Moderate
    • Air Qual.
      Good
    more
  • Sat

    Sep 20

    75°Lo 57°

    A couple of p.m. t-storms

    At Risk weather for asthma
    • Hi
      RealFeel
      73°
    • UV
      3 - Moderate
    • Cloud
      Cover
      78%
    more
  • Sun

    Sep 21

    71°Lo 50°

    A morning shower possible

    Beneficial weather for asthma
    • Hi
      RealFeel
      70°
    • UV
      4 - Moderate
    • Cloud
      Cover
      51%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Thu
8am
9am 10am 11am 12pm 1pm 2pm 3pm
  8am 9am 10am 11am 12pm 1pm 2pm 3pm
Forecast
Sunny
Sunny
Mostly Sunny
Mostly Sunny
Partly Cloudy
Mostly Sunny
Sunny
Sunny
Temp (°F) 50° 54° 57° 59° 61° 63° 64° 64°
RealFeel® 48° 52° 58° 62° 64° 68° 68° 67°
Humidity 86% 83% 81% 78% 73% 68% 64% 64%
   
  8am 9am 10am 11am 12pm 1pm 2pm 3pm
Rain
 
7%
 
7%
 
7%
 
7%
 
7%
 
5%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
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Ice
 
0%
 
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  8am 9am 10am 11am 12pm 1pm 2pm 3pm
Wind (mph) 5 NE 6 ENE 6 ENE 6 ENE 6 ENE 6 ENE 6 ENE 6 ENE
UV Index 0 1 3 4 4 5 5 4
Cloud Cover 8% 9% 10% 10% 70% 10% 9% 9%
Dew Point 46° 49° 51° 53° 52° 52° 52° 52°
Middle Grid line 65 F Middle Grid line 60 F Middle Grid line 55 F Middle Grid line 50 F Middle Grid line 45 F

Temperature History - Sep 18

more Historical Weather Data >
  Today Normal Record 9/18/2013
High 66° 74° 91° (1988) 77°
Low 48° 51° 39° (1981) 59°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:38 AM with 12:22 of sunlight, then sets at 7:00 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 1:27 AM with 14:26 of moolight, then sets at 3:53 PM

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DeKalb Weather Report

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September 17, 2014; 1:12 AM ET

The cooler, below-average conditions responsible for the fall-like feel will hold through the end of the week over the Chicago area. 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