• Partly sunny 63°
    Ragweed Pollen Current Weather
    • Relative Humidity
      86%
    • Yesterday
      Temp
      63°
    • RealFeel
      64°
  • Today

    Jul 31

    Hi 81°

    A p.m. t-storm in spots

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

    Aug 1

    Hi 80°

    An afternoon thunderstorm

    Low ragweed pollen levels
    • Grass
      Pollen
      5 - Moderate
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      0 - Low
    Day Details >
  • Saturday

    Aug 2

    Hi 80°

    Partly sunny with a t-storm

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

Pleasant Sunday

7/31 8/1 Now: 6:14am
AM 6-10
  • 6am Mostly sunny 63° 3%
  • 7am Mostly sunny 65° 4%
  • 8am Mostly sunny 67° 7%
  • 9am Mostly sunny 69° 7%
  • 10am Mostly sunny 73° 6%
PM 5-10
  • 5pm Partly sunny 79° 10%
  • 6pm Partly sunny 79° 10%
  • 7pm Partly sunny 77° 14%
  • 8pm Mostly cloudy 75° 47%
  • 9pm Thunderstorms 73° 51%
  • 10pm Mostly cloudy 73° 47%
PM 11-4
  • 11pm Mostly cloudy 71° 32%
  • 12am Mostly cloudy 70° 32%
  • 1am Mostly cloudy 69° 28%
  • 2am Mostly cloudy 68° 20%
  • 3am Mostly cloudy 68° 20%
  • 4am Mostly cloudy 67° 20%
Hourly Forecast >

Chicago Pollen Levels - July 31

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

    Pollen

    Moderate

  • Weed

    Pollen

    Low

  • Tree

    Pollen

    Low

  • Mold

    Pollen

    Low

Loading...

Top Story

Chicago Weather Report

Late-Week Thunderstorms in Store for Chicago

July 31, 2014; 2:58 AM ET

Thunderstorms will move into the Chicago area later this week, and the threat for storms will remain into the weekend. more >

Allergies Live Feed

    Loading...

    Loading...

    Loading...

Battling the Common Cold

Jun 23, 2014; 5:00 AM ET Marja Martinez talks about identifying and fighting the common cold.

Thu. Pollen

Thu. Dust & Dander

Thu. Wind Maps