Pollen Forecast for East Saint Louis, Illinois

The quantity of pollen grains in the air for Wednesday will be increasing but will stay in the very low range. This is likely to be caused in part by rising temperatures.

Based on past pollen counts and expected weather conditions, pollen levels for Thursday will be falling into the extremely low range. This decrease is due to rising humidity, weak winds and expected precipitation in the afternoon and evening which tends to wash pollen out of the air.