• Cloudy 77°
    Dust & Dander Current Weather
    • Relative Humidity
      57%
    • Yesterday
      Temp
      65°
    • RealFeel
      75°
  • Tonight

    May 19

    Lo 66°

    A thunderstorm in spots late

    Dust & Dander Weather
    • Grass
      Pollen
      12 - Moderate
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      650 - High
    Day Details >
  • Tomorrow

    May 20

    Hi 88°

    Strong t-storms, mainly later

    Extreme indoor dust & dander levels
    • Grass
      Pollen
      12 - Moderate
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      650 - High
    Day Details >
  • Tuesday

    May 21

    Hi 84°

    Strong thunderstorms

    Extreme indoor dust & dander levels
    • Grass
      Pollen
      12 - Moderate
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      650 - High
    Day Details >
Next

Thunderstorms, some strong, tomorrow afternoon through Wednesday afternoon

5/19 5/20 Now: 11:52pm
PM 11-3
  • 11pm Intermittent Clouds 75° 17%
  • 12am Intermittent Clouds 74° 17%
  • 1am Intermittent Clouds 73° 17%
  • 2am Mostly Cloudy 70° 17%
  • 3am Mostly Cloudy 68° 17%
AM 10-3
  • 10am Intermittent Clouds 78° 40%
  • 11am Intermittent Clouds 82° 34%
  • 12pm Intermittent Clouds 83° 34%
  • 1pm Intermittent Clouds 85° 37%
  • 2pm Intermittent Clouds 86° 43%
  • 3pm Intermittent Clouds 88° 47%
PM 4-9
  • 4pm Mostly Cloudy w/ T-Storms 81° 51%
  • 5pm Intermittent Clouds 84° 46%
  • 6pm Mostly Cloudy w/ T-Storms 79° 54%
  • 7pm Intermittent Clouds 80° 49%
  • 8pm Partly Sunny 78° 34%
  • 9pm Partly Cloudy 77° 34%
Hourly Forecast >

Naperville Pollen Levels - May 19

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

    Pollen

    Moderate

  • Weed

    Pollen

    Low

  • Tree

    Pollen

    High

  • Mold

    Pollen

    Low

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Allergies Live Feed

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How Weather Impacts Seasonal Allergy Symptoms

May 18, 2013; 5:00 AM ET If you suffer with seasonal allergies, the weather can relieve or worsen your symptoms. Marja Martinez has the details.

Sun. Pollen

Sun. Dust & Dander

Sun. Wind Maps