• Tonight

    Dec 21

    Lo 30°

    Mostly cloudy

    Running Weather
    • Precip
      35%
    • Hours of Precip
      0
    • Wind
      Gust
      18 mph
    more
  • Mon

    Dec 22

    41°Lo 39°

    A morning shower, then rain

    Poor for running
    • Precip
      76%
    • Hours of Precip
      9
    • Wind
      Gust
      23 mph
    more
  • Tue

    Dec 23

    47°Lo 33°

    Cloudy, a shower; milder

    Fair for running
    • Precip
      56%
    • Hours of Precip
      2
    • Wind
      Gust
      12 mph
  • Wed

    Dec 24

    38°Lo 28°

    Snow and rain in the morning

    Poor for running
    • Precip
      66%
    • Hours of Precip
      2.5
    • Wind
      Gust
      51 mph
    more
  • Thu

    Dec 25

    37°Lo 31°

    Sunshine and breezy

    Poor for running
    • Precip
      9%
    • Hours of Precip
      0
    • Wind
      Gust
      33 mph
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Tue
9am
10am 11am 12pm 1pm 2pm 3pm 4pm
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Forecast
Showers
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Temp (°F) 44° 45° 46° 46° 47° 47° 46° 45°
RealFeel® 38° 41° 42° 43° 44° 44° 43° 42°
Humidity 86% 82% 79% 77% 75% 73% 73% 75%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Rain
 
51%
 
40%
 
34%
 
34%
 
34%
 
34%
 
37%
 
47%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Wind (mph) 8 SSW 8 SSW 7 SSW 7 SSW 7 SSW 7 SW 6 SW 6 SW
UV Index 0 1 1 1 1 1 0 0
Cloud Cover 96% 95% 95% 95% 95% 95% 95% 95%
Dew Point 40° 40° 40° 39° 39° 39° 38° 38°
Middle Grid line 50 F Middle Grid line 45 F Middle Grid line 40 F

Temperature History - Dec 23

more Historical Weather Data >
  Today Normal Record 12/23/2013
High 47° 32° N/A 22°
Low 33° 18° N/A -2°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:19 AM with 9:05 of sunlight, then sets at 4:24 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 8:21 AM with 10:21 of moolight, then sets at 6:42 PM

Island Lake Weather Report

Chicago: Chance for a White Christmas as Pattern Turns Unsettled

December 21, 2014; 9:48 PM ET

There's a chance for a white Christmas around Chicagoland as next week turns unsettled. 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.