Air Quality Alert issued June 27 at 12:47PM CDT by NWS

...AIR QUALITY ALERT IN EFFECT UNTIL 10 PM CDT WEDNESDAY... The St. Louis Clean Air Partnership has issued an air quality alert for the St. Louis metropolitan area until 10 PM CDT Wednesday. An Orange air quality forecast means that maximum ozone and fine particulates concentrations are expected to reach levels that pose a health risk. The conditions will be the worst tonight into tomorrow