• Today

    Apr 18

    58°Lo 36°

    Sun mixing with clouds

    Beneficial weather for colds
    • Avg
      Temp
      47°
    • Avg
      RealFeel
      53°
    • Hi
      RealFeel
      62°
    more
  • Sat

    Apr 19

    66°Lo 43°

    Mostly sunny and breezy

    Beneficial weather for colds
    • Avg
      Temp
      55°
    • Avg
      RealFeel
      50°
    • Hi
      RealFeel
      65°
    more
  • Sun

    Apr 20

    73°Lo 51°

    Partly sunny

    Beneficial weather for colds
    • Avg
      Temp
      62°
    • Avg
      RealFeel
      59°
    • Hi
      RealFeel
      74°
    more
  • Mon

    Apr 21

    71°Lo 46°

    A couple of thunderstorms

    Neutral weather for colds
    • Avg
      Temp
      59°
    • Avg
      RealFeel
      60°
    • Hi
      RealFeel
      70°
  • Tue

    Apr 22

    62°Lo 37°

    Sunshine and patchy clouds

    Beneficial weather for colds
    • Avg
      Temp
      49°
    • Avg
      RealFeel
      53°
    • Hi
      RealFeel
      64°
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Mon
9am
10am 11am 12pm 1pm 2pm 3pm 4pm
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Forecast
T-storms
Mostly Cloudy
T-storms
Cloudy
Cloudy
Cloudy
Cloudy
T-storms
Temp (°F) 55° 58° 59° 62° 66° 70° 71° 63°
RealFeel® 50° 57° 56° 63° 67° 70° 70° 58°
Humidity 72% 68% 80% 67% 59% 52% 48% 81%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Rain
 
51%
 
43%
 
52%
 
48%
 
45%
 
48%
 
49%
 
56%
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) 7 SW 8 SW 8 SW 7 SSW 7 S 7 S 7 N 7 N
UV Index 1 2 3 3 3 3 2 1
Cloud Cover 87% 89% 90% 91% 91% 91% 91% 92%
Dew Point 46° 48° 53° 51° 51° 52° 50° 57°
Middle Grid line 75 F Middle Grid line 70 F Middle Grid line 65 F Middle Grid line 60 F Middle Grid line 55 F Middle Grid line 50 F

Temperature History - Apr 21

more Historical Weather Data >
  Today Normal Record 4/21/2013
High 71° 63° 87° (1987) 53°
Low 46° 41° 28° (2011) 31°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:04 AM with 13:36 of sunlight, then sets at 7:40 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 1:11 AM with 10:18 of moolight, then sets at 11:29 AM

Top Story

Joliet Weather Report

Chicago: Weekend Warmth on the Way

April 18, 2014; 4:14 AM ET

Despite a chilly Friday, seasonal warmth will return to the city right in time for the holiday weekend. more >

Is it a Cold or the Flu?

Apr 7, 2014; 5:00 AM ET Symptoms caused by the common cold can often resemble those associated with the influenza virus, so how do you differentiate between the two?

Mon. Cold & Flu

Mon. UV Index