Pollen Alerts For Colwyn, PA

Pollen Index: 10.1 Pollen Level: high Predominant Pollen: Ragweed, Nettle and Chenopods. Based on past pollen counts and expected weather conditions, pollen levels for Thursday will be falling but will remain in the high range. This decrease is due to rising humidity, weakening winds and expected precipitation in the morning and afternoon which tends to wash pollen out of the air.