• Today

    Jul 3

    79°Lo 58°

    Clouds and sun

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

    Jul 4

    83°Lo 62°

    Mostly sunny and delightful

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

    Jul 5

    86°Lo 64°

    Mostly sunny and pleasant

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

    Jul 6

    84°Lo 65°

    A heavy afternoon t-storm

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

    Jul 7

    79°Lo 58°

    Mostly cloudy

    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
Clear
Clear
Clear
Clear
Clear
Temp (°F) 67° 65° 64° 63° 62° 60° 59° 58°
RealFeel® 65° 65° 65° 64° 62° 61° 60° 59°
Humidity 74% 77% 82% 83% 84% 89% 95% 97%
   
  10pm 11pm 12am 1am 2am 3am 4am 5am
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%
   
  10pm 11pm 12am 1am 2am 3am 4am 5am
Wind (mph) 4 SE 4 SE 4 S 4 SW 4 WSW 2 WSW 2 W 2 W
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 10% 11% 11% 9% 5% 2% 0% 0%
Dew Point 58° 57° 58° 58° 57° 57° 58° 57°
Middle Grid line 70 F Middle Grid line 65 F Middle Grid line 60 F Middle Grid line 55 F

Temperature History - Jul 3

more Historical Weather Data >
  Today Normal Record 7/3/2014
High 79° 84° 101° (1925) 76°
Low 58° 64° 45° (1924) 56°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:27 AM with 15:05 of sunlight, then sets at 8:32 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 9:39 PM with 10:46 of moolight, then sets at 8:25 AM

Ottawa Weather Report

Chicago: Sunny, Comfortable Conditions for July Fourth Weekend

July 3, 2015; 4:34 AM ET

The holiday weekend will feature mostly sunny skies and seasonable weather for residents living in the Chicago area. 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