• Tonight

    Dec 18

    Lo 20°

    Clearing

    Running Weather
    • Precip
      25%
    • Hours of Precip
      0
    • Wind
      Gust
      8 mph
  • Fri

    Dec 19

    33°Lo 24°

    Mostly cloudy

    Good for running
    • Precip
      1%
    • Hours of Precip
      0
    • Wind
      Gust
      4 mph
    more
  • Sat

    Dec 20

    36°Lo 27°

    Mostly cloudy

    Good for running
    • Precip
      11%
    • Hours of Precip
      0
    • Wind
      Gust
      5 mph
    more
  • Sun

    Dec 21

    39°Lo 31°

    Clouds and breaks of sun

    Fair for running
    • Precip
      11%
    • Hours of Precip
      0
    • Wind
      Gust
      18 mph
    more
  • Mon

    Dec 22

    41°Lo 35°

    Cloudy, afternoon rain

    Poor for running
    • Precip
      75%
    • Hours of Precip
      8.5
    • Wind
      Gust
      20 mph
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Thu
9am
10am 11am 12pm 1pm 2pm 3pm 4pm
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Forecast
Mostly Cloudy
Mostly Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Temp (°F) 24° 25° 26° 27° 29° 30° 30° 29°
RealFeel® 24° 25° 26° 28° 29° 29° 29° 27°
Humidity 68% 64% 60% 57% 56% 56% 57% 59%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
1%
 
7%
 
7%
 
7%
 
7%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Wind (mph) 4 W 5 WSW 5 WNW 5 W 5 NW 4 WNW 5 W 5 W
UV Index 0 1 1 1 1 0 0 0
Cloud Cover 84% 88% 99% 93% 96% 96% 96% 94%
Dew Point 15° 15° 14° 14° 15° 16° 16° 16°
Middle Grid line 35 F Middle Grid line 30 F Middle Grid line 25 F Middle Grid line 20 F

Temperature History - Dec 18

more Historical Weather Data >
  Today Normal Record 12/18/2013
High 30° 33° N/A 31°
Low 20° 19° N/A

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:15 AM with 9:08 of sunlight, then sets at 4:23 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 3:26 AM with 10:40 of moolight, then sets at 2:06 PM

West Chicago Weather Report

Chicago: White Christmas in the Offing

December 18, 2014; 9:07 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 >

Avoid the Winter Workout Blues

Dec 26, 2012; 5:00 AM ET When it's snowing or cold, most of us want nothing more than to keep warm on the couch. But Violeta Yas has some tips to help you sneak in mini workouts at the office, regardless of the weather.