


Air Quality Alert
Issued by NWS Chicago, IL
Issued by NWS Chicago, IL
738 AEUS73 KLOT 151538 AQALOT Air Quality Alert Message Relayed by National Weather Service Chicago IL 1038 AM CDT Tue Jul 15 2025 ILZ005-006-012-013-020-021-103>108-160500- McHenry-Lake IL-Kane-DuPage-Kendall-Grundy-Northern Cook- Central Cook-Southern Cook-Northern Will-Southern Will-Eastern Will- Including the cities of Crystal Lake, Algonquin, McHenry, Woodstock, Waukegan, Buffalo Grove, Mundelein, Gurnee, Aurora, Elgin, Naperville, Wheaton, Downers Grove, Lombard, Carol Stream, Oswego, Yorkville, Plano, Morris, Coal City, Minooka, Evanston, Des Plaines, Schaumburg, Palatine, Northbrook, Chicago, Cicero, Oak Lawn, Oak Park, La Grange, Calumet City, Oak Forest, Lemont, Orland Park, Park Forest, Joliet, Bolingbrook, Plainfield, Mokena, Channahon, Manhattan, Wilmington, Crete, Peotone, and Beecher 1038 AM CDT Tue Jul 15 2025 ...AIR QUALITY ALERT IN EFFECT UNTIL MIDNIGHT CDT TONIGHT... The Illinois Environmental Protection Agency has determined that an Air Pollution Action Day will be declared for the greater Chicago Metropolitan Area and is IN EFFECT UNTIL MIDNIGHT CDT TONIGHT. An Air Pollution Action Day is declared when weather conditions are such that widespread ozone and or particulate levels are expected to be at or above the Unhealthy for Sensitive Groups category of the Air Quality Index for multiple days. Active children and adults, especially people with pulmonary or respiratory disease such as asthma, should limit prolonged outdoor activity. Area residents are urged to reduce pollution levels. Air quality forecasts, current air quality, and tips on how you can reduce your emissions can be found at www.airnow.gov. Media contact...Illinois EPA. $$ INZ001-002-010-011-160500- Lake IN-Porter-Newton-Jasper- Including the cities of Gary, Hammond, Merrillville, Portage, Valparaiso, Chesterton, Roselawn, Kentland, Morocco, Rensselaer, and DeMotte 1038 AM CDT Tue Jul 15 2025 ...AIR QUALITY ALERT IN EFFECT UNTIL MIDNIGHT CDT WEDNESDAY NIGHT... An Air Quality Action Day has been forecast for Northwest Indiana for elevated ozone levels and is in effect until midnight CDT Wednesday night. Ozone Levels are expected to be at unhealthy levels for sensitive groups. For additional information...please visit the IDEM SMOG Watch web site at www.SmogWatch.IN.gov or the EPA AIRNOW web site at www.airnow.gov and click on Indiana. $$