The Infectious risk has eased over the past 12 weeks, ending the period well below its earlier peak..
Allergy risk activity has been easing over the past 12 weeks in Pacific, Washington.
Pollution risk activity has been increasing over the past 12 weeks in Pacific, Washington.
Weather risk activity has been trending upward over the past 12 weeks in Pacific, Washington.
Last updated: August 31, 2026
Data refreshed weekly