The Infectious risk has shown a gradual decrease over the last 12 weeks, ending the period well below its earlier peak..
Allergy risk activity has been climbing over the past 12 weeks in Cass, Illinois.
No Pollution activity has been reported over the past 12 weeks in Cass, Illinois.
Weather risk activity has been easing over the past 12 weeks in Cass, Illinois.
Last updated: August 24, 2026
Data refreshed weekly