Pollen Alerts For Winchester, IL

Pollen Index: 9.9 Pollen Level: high Predominant Pollen: Elm, Maple and Poplar/Aspen/Cottonwood. Pollen concentrations for Friday will be falling in the low range. This lowering of pollen concentrations is a result of falling temperatures, rising humidity and heavy rains in the afternoon which tend to wash pollen out of the air. The lower pollen levels are significant and should help allergy sufferers to cope tomorrow.