Pollen Alerts For Rock Hill, MO

Pollen Index: 9.5 Pollen Level: medium-high Predominant Pollen: Ragweed, Chenopods and Nettle. The pollen levels for Wednesday will be falling in the moderate range. The cause for the falling pollen levels is falling temperatures, rising humidity, and expected precipitation in the morning and afternoon which tends to wash pollen out of the air. This will improve your outlook if you have allergies and enjoy the out of doors.