Pollen Alerts For Niles, IL

Pollen Index: 9.8 Pollen Level: high Predominant Pollen: Ragweed, Nettle and Chenopods. The quantity of pollen grains in the air for Saturday will remain relatively stable in the high range. This is a result of stable temperatures. No change doesn't mean no pollen, it just means that pollen producing plants are delivering pollen at a steady pace.