Pollen Alerts For Greenwich, OH

Pollen Index: 9.6 Pollen Level: medium-high Predominant Pollen: Elm, Ash and Maple. The quantity of pollen grains in the air for Tuesday will be greater than today's levels and extend even further into the extremely high range. The cause for the rising pollen levels is rising temperatures, strong winds and lower relative humidity. If you have these allergies, tomorrow will likely be more difficult outdoors.