Pollen Alerts For Philadelphia, PA

Pollen Index: 10.1 Pollen Level: high Predominant Pollen: Ragweed, Nettle and Chenopods. Concentration of pollen grains in the air for Monday will be falling but will remain in the high range. Since the weather has a major influence on pollen dispersal, this decrease is due in part to falling temperatures and expected precipitation in the morning, afternoon and evening which tends to wash pollen out of the air. That's good news for allergy sufferers.