Pollen Forecast for Woodstock, Illinois

Concentration of pollen grains in the air for Friday will be falling and will remain in the extremely low range. The cause for the falling pollen levels is rising humidity and heavy rains in the afternoon which tend to wash pollen out of the air.

Concentration of pollen grains in the air for Saturday will be unchanged in the extremely low range. With Pollen concentrations now at extremely low levels, The next plants to pollinate in the area will be the trees which produce large amounts of often highly allergenic pollen.