The Infectious risk has shown a gradual increase over the past 12 weeks, ending the period at its highest level..
Allergy risk activity has been climbing over the past 12 weeks in Washington, North Carolina.
No Pollution activity has been reported over the past 12 weeks in Washington, North Carolina.
Weather risk activity has been increasing over the past 12 weeks in Washington, North Carolina.
Last updated: August 24, 2026
Data refreshed weekly