Pollen Alerts For Letcher, SD
Pollen Alert
-Pollen Index: 10.7 Pollen Level: high Predominant Pollen: Elm, Alder and Cedar/Juniper. The amount of pollen in the air for Tuesday will be falling but will remain in the very high range. The cause for the falling pollen levels is falling temperatures.
0
2.5
4.9
7.3
9.7
12.0
