The Infectious risk has shown a gradual increase over the past 12 weeks, with the most recent week notably higher than earlier in the window..
Allergy risk activity has been climbing over the past 12 weeks in Shelby, Illinois.
Pollution risk activity has been trending upward over the past 12 weeks in Shelby, Illinois.
Weather risk activity has been climbing over the past 12 weeks in Shelby, Illinois.
Last updated: July 6, 2026
Data refreshed weekly