The Infectious risk has held relatively steady over the last 12 weeks, with moderate levels persisting through the latest week..
Allergy risk activity has held steady over the past 12 weeks in Polk, Missouri.
No Pollution activity has been reported over the past 12 weeks in Polk, Missouri.
Weather risk activity has been easing over the past 12 weeks in Polk, Missouri.
Last updated: August 31, 2026
Data refreshed weekly