• Tonight

    Sep 19

    Lo 57°

    Partly cloudy

    Snow Days Weather
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
  • Sat

    Sep 20

    80°Lo 59°

    Showers and a heavier t-storm

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
  • Sun

    Sep 21

    69°Lo 48°

    Breezy with clouds breaking

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
  • Mon

    Sep 22

    67°Lo 47°

    Partly sunny

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
  • Tue

    Sep 23

    71°Lo 50°

    Mostly sunny

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Fri
10pm
11pm Sat
12am
1am 2am 3am 4am 5am
  10pm 11pm 12am 1am 2am 3am 4am 5am
Forecast
Mostly Clear
Mostly Clear
Mostly Clear
Mostly Clear
Mostly Clear
Mostly Clear
Partly Cloudy
Partly Cloudy
Temp (°F) 61° 59° 59° 59° 58° 58° 58° 57°
RealFeel® 57° 55° 54° 53° 52° 52° 52° 51°
Humidity 69% 73% 75% 77% 78% 80% 81% 84%
   
  10pm 11pm 12am 1am 2am 3am 4am 5am
Rain
 
0%
 
0%
 
0%
 
1%
 
6%
 
6%
 
6%
 
6%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  10pm 11pm 12am 1am 2am 3am 4am 5am
Wind (mph) 7 S 8 S 8 S 9 S 9 S 9 SSW 9 SSW 9 SSW
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 23% 22% 22% 23% 25% 28% 31% 34%
Dew Point 51° 51° 51° 51° 51° 52° 52° 52°
Middle Grid line 65 F Middle Grid line 60 F Middle Grid line 55 F

Temperature History - Sep 19

more Historical Weather Data >
  Today Normal Record 9/19/2013
High 74° 74° 93° (1955) 84°
Low 57° 56° 37° (1929) 70°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:35 AM with 12:19 of sunlight, then sets at 6:54 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:17 AM with 14:07 of moolight, then sets at 4:24 PM

Top Story

Markham Weather Report

Chicago: Thunderstorms to Precede More Cool Air

September 19, 2014; 9:28 PM ET

Chicago is facing the threat of some disruptive thunderstorms on Saturday. more >

The 540 Snow Line

Dec 20, 2012; 5:00 AM ET The 540 line is often used by meteorologists to determine the chances of rain vs. snow.

48 Hour Precipitation Forecast

Fri. Snow Day Potential