Pollen Alerts For Polk, NE

Pollen Index: 11.2 Pollen Level: high Predominant Pollen: Ragweed, Nettle and Chenopods. Concentration of pollen grains in the air for Sunday will be falling but will remain in the very high range. This decrease is due to rising humidity, weakening winds and expected precipitation in the morning and evening which tends to wash pollen out of the air.