• Today

    Apr 21

    78°Lo 45°

    T-storms possible in the a.m.

    Low indoor dust & dander levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      50 - Moderate
  • Tue

    Apr 22

    52°Lo 32°

    Partly sunny; breezy, cooler

    Moderate indoor dust & dander levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      50 - Moderate
    more
  • Wed

    Apr 23

    55°Lo 42°

    Some sun, then clouds

    Moderate indoor dust & dander levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      50 - Moderate
    more
  • Thu

    Apr 24

    68°Lo 50°

    Rather cloudy and breezy

    Moderate indoor dust & dander levels
    • Precip
      25%
    • Wind
      Speed
      13 mph
    • Cloud
      Cover
      85%
    more
  • Fri

    Apr 25

    66°Lo 30°

    Partly sunny with a shower

    Moderate indoor dust & dander levels
    • Precip
      42%
    • Wind
      Speed
      16 mph
    • Cloud
      Cover
      31%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Mon
7am
8am 9am 10am 11am 12pm 1pm 2pm
  7am 8am 9am 10am 11am 12pm 1pm 2pm
Forecast
Mostly Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Mostly Cloudy
Temp (°F) 60° 61° 63° 68° 73° 76° 77° 78°
RealFeel® 55° 59° 61° 66° 73° 76° 77° 77°
Humidity 47% 49% 51% 50% 49% 48% 46% 44%
   
  7am 8am 9am 10am 11am 12pm 1pm 2pm
Rain
 
15%
 
17%
 
17%
 
16%
 
13%
 
13%
 
17%
 
47%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  7am 8am 9am 10am 11am 12pm 1pm 2pm
Wind (mph) 8 SSE 6 SSE 7 SSE 7 SSE 7 SSE 8 S 9 SW 9 SW
UV Index 0 1 1 2 3 4 5 4
Cloud Cover 76% 100% 100% 100% 100% 96% 90% 89%
Dew Point 39° 42° 44° 49° 53° 55° 55° 54°
Middle Grid line 80 F 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

Temperature History - Apr 21

more Historical Weather Data >
  Today Normal Record 4/21/2013
High 78° 60° N/A 54°
Low 45° 39° N/A 32°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:01 AM with 13:36 of sunlight, then sets at 7:37 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 1:08 AM with 10:18 of moolight, then sets at 11:26 AM

Top Story

Gary Weather Report

Rain Coming to Chicago with Roller Coaster Temperatures

April 21, 2014; 4:31 AM ET

A showery pattern with up-and-down temperatures is coming this week to Chicago. more >

Is it a Cold or the Flu?

Apr 19, 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. Pollen

Mon. Dust & Dander

Mon. Wind Maps