Pollen Alerts For Port Saint Lucie, FL

Pollen Index: 9.5 Pollen Level: medium-high Predominant Pollen: Oak, Cedar/Juniper and Myrtle/Bayberry. The quantity of pollen grains in the air for Thursday will be falling but will remain in the high range. This lower level is caused by rising humidity and expected precipitation in the afternoon which tends to wash pollen out of the air.