Pollen Alerts For Sycamore, IL

Pollen Index: 10.7 Pollen Level: high Predominant Pollen: Ragweed, Chenopods and Nettle. The quantity of pollen grains in the air for Sunday will be greater than today's levels and extend even further into the extremely high range. Since the weather has a major influence on pollen dispersal, this increase is due in part to drier air.