• Clear 58°
    Ragweed Pollen Current Weather
    • Relative Humidity
      88%
    • Yesterday
      Temp
      52°
    • RealFeel
      57°
  • Early AM

    Sep 18

    Lo 53°

    Clear

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

    Sep 18

    Hi 65°

    Mostly sunny and nice

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

    Sep 19

    Hi 70°

    Intervals of clouds and sun

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

Thunderstorms Saturday afternoon

9/18 9/19 Now: 3:58am
AM 3-7
  • 3am Clear 55° 0%
  • 4am Clear 55° 0%
  • 5am Mostly clear 54° 0%
  • 6am Mostly clear 53° 0%
  • 7am Mostly sunny 54° 0%
PM 2-7
  • 2pm Mostly sunny 64° 0%
  • 3pm Mostly sunny 64° 0%
  • 4pm Mostly sunny 64° 0%
  • 5pm Mostly sunny 63° 0%
  • 6pm Mostly sunny 62° 0%
  • 7pm Mostly clear 61° 0%
PM 8-1
  • 8pm Mostly clear 60° 0%
  • 9pm Mostly clear 59° 0%
  • 10pm Mostly clear 59° 0%
  • 11pm Mostly clear 58° 0%
  • 12am Mostly clear 58° 0%
  • 1am Mostly clear 58° 0%
Hourly Forecast >

Chicago Pollen Levels - September 18

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

    Pollen

    Low

  • Weed

    Pollen

    Moderate

  • Tree

    Pollen

    Low

  • Mold

    Pollen

    Low

Sep 17, 2014; 6:58 AM ET
Tropical rains are hitting Arizona again. In the Northeast, where that kind of occurrence is more frequent, dry weather prevails.
Arizona: More Floods, Northeast: More Dryness

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Top Story

Chicago Weather Report

Chicago: Cooler, Fall-Like Temperatures to Linger

September 17, 2014; 1:12 PM ET

The cooler, below-average conditions responsible for the fall-like feel will hold through the end of the week over the Chicago area. more >

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