Allergies & Pollen Count for Ames, Iowa
Today's Condition
Discussion
Based on past pollen counts and expected weather conditions, pollen levels for Sunday will be falling in the moderate range. This lowering of pollen concentrations is a result of falling temperatures, lack of strong winds and expected precipitation in the morning and evening which tends to wash pollen out of the air.
Allergy Facts
The ragweed hay fever season starts first in the North as longer nights trigger ragweed plants to form flowers (flowers contain pollen).