• Today

    Sep 1

    81°Lo 66°

    Mostly cloudy with a t-storm

    High ragweed pollen levels
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      70 - High
    • Tree
      Pollen
      0 - Low
  • Tue

    Sep 2

    77°Lo 64°

    Partly sunny and less humid

    High ragweed pollen levels
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      70 - High
    • Tree
      Pollen
      0 - Low
    more
  • Wed

    Sep 3

    80°Lo 69°

    Partly sunny

    High ragweed pollen levels
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      70 - High
    • Tree
      Pollen
      0 - Low
    more
  • Thu

    Sep 4

    83°Lo 71°

    Partly sunny; breezy, humid

    High ragweed pollen levels
    • Precip
      25%
    • Wind
      Speed
      13 mph
    • Cloud
      Cover
      68%
    more
  • Fri

    Sep 5

    77°Lo 61°

    Not as warm with t-storms

    Ragweed Pollen Weather
    • Precip
      66%
    • Wind
      Speed
      10 mph
    • Cloud
      Cover
      86%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Mon
8pm
9pm 10pm 11pm Tue
12am
1am 2am 3am
  8pm 9pm 10pm 11pm 12am 1am 2am 3am
Forecast
Mostly Cloudy
T-storms
Cloudy
Cloudy
Mostly Cloudy
Cloudy
Cloudy
Cloudy
Temp (°F) 76° 75° 74° 72° 71° 71° 70° 69°
RealFeel® 75° 72° 72° 71° 70° 69° 68° 67°
Humidity 75% 79% 81% 83% 85% 84% 84% 86%
   
  8pm 9pm 10pm 11pm 12am 1am 2am 3am
Rain
 
47%
 
51%
 
47%
 
32%
 
32%
 
28%
 
20%
 
20%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  8pm 9pm 10pm 11pm 12am 1am 2am 3am
Wind (mph) 8 SW 7 WSW 6 WSW 6 WSW 6 W 6 WNW 6 WNW 5 WNW
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 85% 88% 90% 90% 89% 90% 92% 95%
Dew Point 68° 68° 67° 67° 67° 66° 65° 65°
Middle Grid line 80 F Middle Grid line 75 F Middle Grid line 70 F Middle Grid line 65 F

Temperature History - Sep 1

more Historical Weather Data >
  Today Normal Record 9/1/2013
High 81° 80° N/A 85°
Low 66° 60° N/A 65°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:17 AM with 13:09 of sunlight, then sets at 7:26 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 1:09 PM with 10:10 of moolight, then sets at 11:19 PM

Top Story

Chicago Weather Report

Severe Storms to Threaten Chicago on Labor Day

September 1, 2014; 9:40 AM ET

Chicago will become the target of severe thunderstorms as the Labor Day holiday weekend comes to an end, creating dangers for those with outdoor plans. more >

Mon. Pollen

Mon. Dust & Dander

Mon. Wind Maps