Pollen Alerts For Manning, IA

Pollen Index: 10.8 Pollen Level: high Predominant Pollen: Ragweed, Nettle and Hemp. The amount of pollen in the air for Friday will be greater than today's levels and extend even further into the extremely high range. Since the weather has a major influence on pollen dispersal, this increase is due in part to higher temperatures and the lower dewpoint.