Pollen Alerts For Silver Lake, NH

Pollen Index: 8.9 Pollen Level: medium-high Predominant Pollen: Grass, Oak and Birch. Concentration of pollen grains in the air for Wednesday will be falling but will remain in the high range. Since the weather has a major influence on pollen dispersal, this decrease is due in part to falling temperatures, rising relative humidity and weaker winds.