The Infectious risk has trended steadily upward over the past 12 weeks, ending the period at its highest level..
Allergy risk activity has held steady over the past 12 weeks in Shelby, Alabama.
Pollution risk activity has been trending upward over the past 12 weeks in Shelby, Alabama.
Weather risk activity has been easing over the past 12 weeks in Shelby, Alabama.
Last updated: July 27, 2026
Data refreshed weekly