• Today

    Sep 18

    68°Lo 48°

    Nice with some sun

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

    Sep 19

    69°Lo 57°

    Breezy with periods of sun

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

    Sep 20

    76°Lo 55°

    A couple of p.m. t-storms

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

    Sep 21

    69°Lo 46°

    Partly sunny and less humid

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

    Sep 22

    65°Lo 46°

    Partly sunny and cool

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Thu
7am
8am 9am 10am 11am 12pm 1pm 2pm
  7am 8am 9am 10am 11am 12pm 1pm 2pm
Forecast
Sunny
Partly Cloudy
Cloudy
Cloudy
Cloudy
Partly Sunny
Sunny
Sunny
Temp (°F) 48° 52° 53° 56° 60° 63° 65° 66°
RealFeel® 45° 50° 50° 55° 59° 70° 70° 70°
Humidity 84% 83% 86% 86% 78% 75% 70% 64%
   
  7am 8am 9am 10am 11am 12pm 1pm 2pm
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
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) 5 NNE 5 ENE 7 ENE 5 ENE 6 E 4 NNE 5 NE 5 NE
UV Index 0 0 1 1 2 5 5 5
Cloud Cover 0% 70% 100% 100% 100% 36% 0% 7%
Dew Point 43° 47° 49° 52° 53° 55° 55° 53°
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 Middle Grid line 45 F

Temperature History - Sep 18

more Historical Weather Data >
  Today Normal Record 9/18/2013
High 68° 74° 91° (1988) 77°
Low 48° 51° 39° (1981) 59°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:38 AM with 12:22 of sunlight, then sets at 7:00 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 1:27 AM with 14:26 of moolight, then sets at 3:53 PM

Top Story

DeKalb Weather Report

Chicago: Chance of Interrupting Thunderstorms for Weekend

September 18, 2014; 1:27 PM ET

Chicago is facing a mostly clear weekend with 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

Thu. Snow Day Potential