Pollen Alerts For Allendale, MI

Pollen Index: 10.3 Pollen Level: high Predominant Pollen: Ash, Birch and Maple. Pollen concentrations for Saturday will be falling but will remain in the very high range. This relief in pollen levels is caused in part by rising humidity and expected precipitation in the morning, afternoon and evening which tends to wash pollen out of the air.