The Infectious risk has trended steadily upward over the last 12 weeks, ending the period at its highest level..
Allergy risk activity has been trending downward over the past 12 weeks in Clatsop, Oregon.
Pollution risk activity has been trending upward over the past 12 weeks in Clatsop, Oregon.
Weather risk activity has been decreasing over the past 12 weeks in Clatsop, Oregon.
Last updated: August 24, 2026
Data refreshed weekly