• 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
    more
  • Tue

    Sep 2

    78°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 70°

    Partly sunny

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

    Sep 4

    83°Lo 69°

    Partly sunny; breezy, humid

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

    Sep 5

    78°Lo 62°

    Not as warm with t-storms

    Ragweed Pollen Weather
    • Precip
      66%
    • Wind
      Speed
      10 mph
    • Cloud
      Cover
      86%
    more
Next Previous
Hi 80° RealFeel® 80° Precipitation 16%

Day

N

E

S

W

  • S 8 mph
  • Gusts: 16 mph

Partly sunny

  • Max UV Index: 6 (High)
  • Thunderstorms: 9%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 70° RealFeel® 65° Precipitation 57%

Night

N

E

S

W

  • S 11 mph
  • Gusts: 17 mph

Mostly cloudy, warm and humid with occasional rain and a thunderstorm

  • Max UV Index: N/A
  • Thunderstorms: 60%
  • Precipitation: 0.4 in
  • Rain: 0.4 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 4 hrs
  • Hours of Rain: 4 hrs

Temperature History - Sep 3

more Historical Weather Data >
  Today Normal Record 9/3/2013
High 80° 80° 97° (1953) 76°
Low 70° 63° 47° (1974) 58°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:18 AM with 13:03 of sunlight, then sets at 7:21 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 3:05 PM with 10:02 of moolight, then sets at 1:07 AM

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 >

Wed. Dust & Dander

Wed. Wind Maps