• Early AM

    Sep 1

    Lo 69°

    Increasing clouds

    Ragweed Pollen Weather
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      70 - High
    • Tree
      Pollen
      0 - Low
    more
  • Today

    Sep 1

    81°Lo 64°

    A strong afternoon t-storm

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

    Sep 2

    81°Lo 61°

    Intervals of clouds and sun

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

    Sep 3

    85°Lo 71°

    Partly sunny

    High ragweed pollen levels
    • Precip
      17%
    • Wind
      Speed
      8 mph
    • Cloud
      Cover
      26%
  • Thu

    Sep 4

    87°Lo 71°

    Times of clouds and sun

    High ragweed pollen levels
    • Precip
      25%
    • Wind
      Speed
      12 mph
    • Cloud
      Cover
      68%
    more
Next Previous
Hi 85° RealFeel® 86° Precipitation 17%

Day

N

E

S

W

  • S 8 mph
  • Gusts: 15 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 71° RealFeel® 66° Precipitation 66%

Night

N

E

S

W

  • S 9 mph
  • Gusts: 15 mph

Watch for strong thunderstorms; partly cloudy, warm and humid

  • Max UV Index: N/A
  • Thunderstorms: 95%
  • Precipitation: 0.9 in
  • Rain: 0.9 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 85° 79° 97° (1953) 77°
Low 71° 60° 47° (1974) 57°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:20 AM with 13:03 of sunlight, then sets at 7:23 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 3:07 PM with 10:02 of moolight, then sets at 1:09 AM

Top Story

Carol Stream Weather Report

Severe Storms to Threaten Chicago on Labor Day

September 1, 2014; 4:02 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