Pollen Alerts For Grand Rapids, MI
Pollen Alert
-Pollen Index: 10.5 Pollen Level: high Predominant Pollen: Oak, Mulberry and Birch. The amount of pollen in the air for Wednesday will be falling but will remain in the high range. This change results in part from rising relative humidity and relatively weaker winds.
0
2.5
4.9
7.3
9.7
12.0
