Allergies & Pollen Count for Airway Heights, Washington
Discussion
Concentration of pollen grains in the air for Sunday will be unchanged in the moderate range. This is a result of stable humidity. Constant and seasonally normal weather conditions tend to stabilize pollen concentrations in the outdoor air.
Allergy Facts
Quack grass, a grass which was naturalized from Europe, is a nuisance that plagues farmers. This plant flowers (i.e., sheds pollen) from July to September and can cause hay fever symptoms in people with grass pollen allergies.