{"url_path":"/weather/alerts/2.49.0.1.840.0.02bd26aabbf3323aaaa8e74be44592b08fc916eb.001.1","section_key":"alert","section_title":"Air Quality Alert issued July 14 at 11:23AM CDT by NWS Chicago IL","topic":"weather","document":{"doc_type":"alert","doc_date":"2026-07-14","source_url":"https://api.weather.gov/alerts/urn%3Aoid%3A2.49.0.1.840.0.02bd26aabbf3323aaaa8e74be44592b08fc916eb.001.1","accession_number":null,"cik":null,"ticker":null,"issuer_name":null,"edgar_url":null,"primary_entity_key":null,"primary_entity_name":"NWS Chicago IL"},"word_count":187,"has_tables":false,"body_markdown":"# Air Quality Alert: Air Quality Alert issued July 14 at 11:23AM CDT by NWS Chicago IL\n\n**Severity:** Unknown\n**Certainty:** Unknown\n**Urgency:** Unknown\n**Areas:** McHenry; Lake; Kane; DuPage; Kendall; Grundy; Northern Cook; Central Cook; Southern Cook; Northern Will; Southern Will; Eastern Will\n**Issued by:** NWS Chicago IL\n**Sent:** 2026-07-14T11:23:00-05:00\n**Effective:** 2026-07-14T11:23:00-05:00\n**Expires:** 2026-07-16T00:00:00-05:00\n\n## Description\nThe Illinois Environmental Protection Agency has determined that the\nAir Pollution Action Day will remain in effect for the greater\nChicago Metropolitan Area until midnight Wednesday Night.\n\nA Chicago Area Air Pollution Action Day is declared when weather\nconditions are such that widespread ozone and or particulate levels\nare expected to be at or above the Unhealthy for Sensitive Groups\ncategory of the Air Quality Index for multiple days. Ozone is\nexpected to be the primary pollutant of concern although smoke/PM2.5\nmay also become a concern later in the work week.\n\nActive children and adults, especially people with pulmonary or\nrespiratory disease such as asthma, should limit prolonged outdoor\nactivity.\n\nArea residents are urged to reduce pollution levels. Air quality\nforecasts, current air quality, and tips on how you can reduce your\nemissions can be found at www.airnow.gov.\n\nMedia contact...Illinois EPA."}