Weather Alerts For Plano, IL

Pollen Index: 9.2 Pollen Level: medium-high Predominant Pollen: Birch, Maple and Poplar/Aspen/Cottonwood. Pollen concentrations for Monday will be increasing and extend further into the very high range. The cause for the rising pollen levels is higher temperatures and windy conditions. Tomorrow's increase could spell trouble for allergy sufferers.