Pollen Alerts For Voyageurs Natl Park, MN

Pollen Index: 9.3 Pollen Level: medium-high Predominant Pollen: Alder, Poplar/Aspen/Cottonwood and Elm. Concentration of pollen grains in the air for Wednesday will be greater than today's levels and extend further into the very high range. The cause for the rising pollen levels is rising temperatures. If you have these allergies, tomorrow will likely be more difficult outdoors.