Air Quality Alert issued May 27 at 3:55PM CDT by NWS

...AIR QUALITY ALERT IN EFFECT FROM 10 AM TO 8 PM CDT SUNDAY... The St. Louis Clean Air Partnership has issued an air quality alert for the St. Louis metropolitan area from 10 AM to 8 PM CDT Sunday. An ORANGE (UNHEALTHY FOR SENSITIVE GROUPS) air quality forecast means that maximum ozone concentrations are expected to reach levels that pose a health risk. Adverse health effects increase as air