Pollen Alerts For Yellowstone National Park, WY

Pollen Index: 8.5 Pollen Level: medium-high Predominant Pollen: Sagebrush/Sage, Chenopods and Grass. The amount of pollen in the air for Sunday will not change appreciably and will remain in the high range. This is a result of stable temperatures. This lack of change in airborne pollen will continue to affect those who suffer from allergies and those who live with the allergy sufferers.