Weather Alerts For North Royalton, OH

Pollen Index: 8.5 Pollen Level: medium-high Predominant Pollen: Mulberry, Oak and Birch. Pollen concentrations for Tuesday will be rising and extend further into the very high range. This rise is a result of higher temperatures and the lower dewpoint. This heavy increase in pollen concentration could very well cause problems for those who are allergic to airborne pollens.