Infectious risk activity has been increasing over the past 12 weeks in Callahan, Texas.
Allergy risk activity has been increasing over the past 12 weeks in Callahan, Texas.
No Pollution activity has been reported over the past 12 weeks in Callahan, Texas.
Weather risk activity has been decreasing over the past 12 weeks in Callahan, Texas.
Last updated: May 25, 2026
Data refreshed weekly