• Early AM

    Sep 2

    Lo 65°

    A brief shower or two

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

    Sep 2

    81°Lo 62°

    Less humid with some sun

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

    Sep 3

    84°Lo 68°

    Partly sunny

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

    Sep 4

    87°Lo 72°

    Times of clouds and sun

    High ragweed pollen levels
    • Precip
      25%
    • Wind
      Speed
      11 mph
    • Cloud
      Cover
      65%
  • Fri

    Sep 5

    77°Lo 60°

    Not as warm with t-storms

    High ragweed pollen levels
    • Precip
      64%
    • Wind
      Speed
      7 mph
    • Cloud
      Cover
      78%
    more
Next Previous
Hi 87° RealFeel® 92° Precipitation 25%

Day

N

E

S

W

  • S 11 mph
  • Gusts: 19 mph

Very warm and humid with intervals of clouds and sunshine

  • Max UV Index: 5 (Moderate)
  • Thunderstorms: 24%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 72° RealFeel® 73° Precipitation 25%

Night

N

E

S

W

  • W 8 mph
  • Gusts: 15 mph

Clear to partly cloudy, warm and humid

  • Max UV Index: N/A
  • Thunderstorms: 24%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Temperature History - Sep 4

more Historical Weather Data >
  Today Normal Record 9/4/2013
High 87° 79° 95° (1960) 84°
Low 72° 62° 43° (1938) 59°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:19 AM with 13:00 of sunlight, then sets at 7:19 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 3:58 PM with 10:14 of moolight, then sets at 2:12 AM

Top Story

Harvey Weather Report

Chicago: Cooler, Less Humid Air to Return by Late Week

September 2, 2014; 4:05 AM ET

While Labor Day marks an unofficial end to the summer, the Chicago area will see warm, humid conditions continue before temperatures slide late in the week. more >

Thu. Dust & Dander

Thu. Wind Maps