• Partly cloudy 76°
    Ragweed Pollen Current Weather
    • Relative Humidity
      84%
    • Yesterday
      Temp
      74°
    • RealFeel
      80°
  • Tonight

    Aug 20

    Lo 70°

    A shower or thunderstorm late

    Ragweed Pollen Weather
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      30 - Moderate
    • Tree
      Pollen
      0 - Low
    Day Details >
  • Tomorrow

    Aug 21

    Hi 80°

    A couple of thunderstorms

    Moderate ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      30 - Moderate
    • Tree
      Pollen
      0 - Low
    Day Details >
  • Friday

    Aug 22

    Hi 85°

    A couple of thunderstorms

    Moderate ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      30 - Moderate
    • Tree
      Pollen
      0 - Low
    Day Details >
Next

Thunderstorms in the area late tonight through Friday afternoon; storms can bring hail and damaging winds

8/20 8/21 Now: 10:32pm
PM 10-2
  • 10pm Partly cloudy 76° 4%
  • 11pm Partly cloudy 75° 3%
  • 12am Intermittent clouds 74° 3%
  • 1am Intermittent clouds 74° 6%
  • 2am Intermittent clouds 73° 47%
AM 9-2
  • 9am Thunderstorms 72° 52%
  • 10am Cloudy 73° 48%
  • 11am Mostly cloudy 74° 47%
  • 12pm Thunderstorms 76° 51%
  • 1pm Mostly cloudy 77° 47%
  • 2pm Mostly cloudy 79° 47%
PM 3-8
  • 3pm Mostly cloudy w/ t-storms 78° 51%
  • 4pm Intermittent clouds 80° 47%
  • 5pm Intermittent clouds 79° 48%
  • 6pm Mostly cloudy w/ t-storms 78° 52%
  • 7pm Intermittent clouds 79° 48%
  • 8pm Partly cloudy 77° 34%
Hourly Forecast >

Chicago Pollen Levels - August 20

  • Extreme
  • Very High
  • High
  • Moderate
  • Low
  • Grass

    Pollen

    Low

  • Weed

    Pollen

    Moderate

  • Tree

    Pollen

    Low

  • Mold

    Pollen

    Low

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Top Story

Chicago Weather Report

Chicago: Threat of Thunderstorms Lingers After Heavy Rains Flood Wrigley Field

August 20, 2014; 10:50 PM ET

While there may be a mix of sunshine and clouds over the area, Chicago is facing more rounds of thunderstorms over the next several days. more >

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Wed. Pollen

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