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Allergies & Pollen

Pollen Forecast for Chester, Illinois

8.2
Medium-High
Grass, Mulberry and Oak
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Today
The amount of pollen in the air for Wednesday will be rising in the high range. The cause for the rising pollen levels is windy conditions. This heavy increase in pollen concentration could very well cause problems for those who are allergic to airborne pollens.
Outlook
Concentration of pollen grains in the air for Thursday will be falling in the moderate range. This decrease is due to falling temperatures, rising humidity, and expected precipitation in the morning which tends to wash pollen out of the air.