Infectious risk activity has been increasing over the past 12 weeks in Humboldt, California.
Allergy risk activity has been increasing over the past 12 weeks in Humboldt, California.
No Pollution activity has been reported over the past 12 weeks in Humboldt, California.
Weather risk activity has been increasing over the past 12 weeks in Humboldt, California.
Last updated: May 24, 2026
Data refreshed weekly