• Today

    Apr 21

    72°Lo 44°

    T-storms possible in the a.m.

    Very Good for lawn mowing
    • Hours of Precip
      3
    • Precip
      59%
    • Hi
      RealFeel
      72°
  • Tue

    Apr 22

    53°Lo 37°

    Partly sunny; breezy, cooler

    Good for lawn mowing
    • Hours of Precip
      0
    • Precip
      0%
    • Hi
      RealFeel
      52°
    more
  • Wed

    Apr 23

    53°Lo 43°

    A stray afternoon shower

    Very Good for lawn mowing
    • Hours of Precip
      2
    • Precip
      40%
    • Hi
      RealFeel
      56°
    more
  • Thu

    Apr 24

    64°Lo 48°

    A couple of thunderstorms

    Poor for lawn mowing
    • Hours of Precip
      5
    • Precip
      61%
    • Hi
      RealFeel
      58°
    more
  • Fri

    Apr 25

    60°Lo 36°

    A shower; colder in the p.m.

    Good for lawn mowing
    • Hours of Precip
      1
    • Precip
      42%
    • Hi
      RealFeel
      58°
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Mon
11am
12pm 1pm 2pm 3pm 4pm 5pm 6pm
  11am 12pm 1pm 2pm 3pm 4pm 5pm 6pm
Forecast
Mostly Cloudy
Mostly Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
T-storms
Temp (°F) 70° 72° 72° 72° 72° 70° 69° 64°
RealFeel® 70° 72° 72° 72° 70° 67° 65° 58°
Humidity 57% 54% 51% 51% 48% 48% 49% 73%
   
  11am 12pm 1pm 2pm 3pm 4pm 5pm 6pm
Rain
 
17%
 
17%
 
22%
 
34%
 
34%
 
37%
 
47%
 
51%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  11am 12pm 1pm 2pm 3pm 4pm 5pm 6pm
Wind (mph) 8 SW 9 SW 9 SW 10 SW 10 SW 10 SW 10 WSW 9 WSW
UV Index 3 4 4 4 3 2 1 0
Cloud Cover 88% 89% 90% 90% 91% 92% 92% 94%
Dew Point 54° 54° 53° 53° 51° 49° 49° 55°
Middle Grid line 75 F Middle Grid line 70 F Middle Grid line 65 F Middle Grid line 60 F

Temperature History - Apr 21

more Historical Weather Data >
  Today Normal Record 4/21/2013
High 72° 62° 86° (1985) 54°
Low 45° 44° 28° (1943) 33°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:01 AM with 13:37 of sunlight, then sets at 7:38 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 1:10 AM with 10:16 of moolight, then sets at 11:26 AM

Top Story

Chicago 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 >

Why Do Leaves Change Color?

Sep 20, 2011; 5:00 AM ET Why do leaves change from green to beautiful shades of red, orange and yellow in the fall?

Current Drought Status

Current Soil Conditions

Mon. Overnight Freeze

Mon. Degree Days

Mon. Evapotranspiration