• Early AM

    Aug 20

    Lo 64°

    Mainly clear

    Ragweed Pollen Weather
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      30 - Moderate
    • Tree
      Pollen
      0 - Low
    more
  • Today

    Aug 20

    87°Lo 71°

    A thunderstorm in spots

    Moderate ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      30 - Moderate
    • Tree
      Pollen
      0 - Low
  • Thu

    Aug 21

    88°Lo 72°

    A morning shower or t-storm

    Moderate ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      30 - Moderate
    • Tree
      Pollen
      0 - Low
    more
  • Fri

    Aug 22

    91°Lo 73°

    A p.m. t-storm in spots

    Moderate ragweed pollen levels
    • Precip
      42%
    • Wind
      Speed
      6 mph
    • Cloud
      Cover
      62%
    more
  • Sat

    Aug 23

    91°Lo 72°

    Clouds and sun; hot, humid

    Moderate ragweed pollen levels
    • Precip
      25%
    • Wind
      Speed
      7 mph
    • Cloud
      Cover
      46%
    more
Next Previous
A shower or thunderstorm 73° Lo 71° RealFeel® 74° / 71°

N

E

S

W

  • Precipitation: 53%
  • Rain: 0.16 in
  • Snow: 0 in
  • Humidity: 90%
  • Cloud Cover: 70%
  • Dew Point: 69° F
  • Visibility: 9 mi
5 mph

Temperature History - Aug 20

more Historical Weather Data >
  Today Normal Record 8/20/2013
High 87° 83° 100° (1983) 85°
Low 71° 61° 42° (1950) 65°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:10 AM with 13:39 of sunlight, then sets at 7:49 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 1:50 AM with 14:44 of moolight, then sets at 4:34 PM

Top Story

Peru Weather Report

Chicago: Showers, Thunderstorms to Return Thursday

August 20, 2014; 3:53 AM ET

There will be an uptick in humidity and storms in Chicago for much of this week. more >

Wed. Pollen

Wed. Dust & Dander

Wed. Wind Maps