Pollen Alerts For South Seattle, WA

Pollen Index: 9.9 Pollen Level: high Predominant Pollen: Ash, Birch and Cedar/Juniper. Concentration of pollen grains in the air for Wednesday will be falling in the moderate range. This relief in pollen levels is caused in part by rising humidity, weak winds and expected precipitation in the morning, afternoon and evening which tends to wash pollen out of the air. That's good news for allergy sufferers.