Pollen Alerts For Williamstown, WV

Pollen Index: 9 Pollen Level: medium-high Predominant Pollen: Mulberry, Oak and Sycamore. Concentration of pollen grains in the air for Saturday will be falling but will remain in the high range. This lowering of pollen concentrations is a result of rising humidity, weak winds and expected precipitation in the afternoon which tends to wash pollen out of the air.