Allergies & Pollen Count for Ottawa, Iowa
4.6Low-Medium
Top Allergens:
Grass, Nettle, Cattail
Discussion
The pollen levels for Thursday will be falling in the low range. This forecast of lower pollen concentration is based on rising humidity, weak winds and expected precipitation in the afternoon and evening which tends to wash pollen out of the air.
Allergy Facts
A pollen grain must contain enough of the right sort of protein for it to set off allergic reactions in a suitable person.