Smoke from Canadian wildfires is seeping into the Midwest, causing Chicago’s air quality to plummet into the “very unhealthy” range on the Air Quality Index.
On Tuesday afternoon, the hazy conditions pushed Chicago’s AQI to 228, well beyond the threshold for sensitive groups. Mayor Brandon Johnson issued a statement advising children, teens, seniors, individuals with heart or lung diseases, and pregnant women to avoid strenuous activities and minimize outdoor time. In addition, all residents of Chicago are encouraged to wear masks, limit outdoor exposure, seek indoor activities, utilize air purifiers, and keep windows closed for added precautions.
Low visibility due to wildfire smoke will continue today. Consider limiting prolonged outdoor activities. For observations and forecasts of air quality, visit https://t.co/N5S58sVQNn. #ILwx #INwx pic.twitter.com/esa7G2JVm4
— NWS Chicago (@NWSChicago) June 27, 2023
On Tuesday morning, Wisconsin experienced the most severe air quality conditions worldwide. The Department of Natural Resources in the state has implemented a statewide air quality advisory, which will remain in effect until Thursday.
In Milwaukee, the Air Quality Index (AQI) reached the “very unhealthy” level on Tuesday afternoon. The Department of Natural Resources in Wisconsin stated that the most significant air quality and health effects are expected between noon on Tuesday, June 27th, and noon on Wednesday, June 28th. They emphasized the dynamic nature of the situation, with conditions potentially changing rapidly in the coming days. It is crucial to closely monitor the air quality in your vicinity and take necessary action, particularly if you are feeling unwell.
REMINDER: The DNR has issued a statewide multi-day air quality advisory due to another round of smoke from Canadian wildfires. The current advisory is in effect through noon on Thursday, 6/29. (1/5) pic.twitter.com/iISBCsas9t
— Wisconsin DNR (@WDNR) June 27, 2023