The possible hazards include damaging winds, large hail, an isolated tornado, and torrential downpours. Dew points and ...

Air quality in the Chicago area has remained poor for three days in a row, the NBC 5 Storm Team reported Wednesday morning.

Tool shows history of heat-related deaths, demographics, land use and air conditioning access across communities.

Chicagoland is gearing up for a round of potentially severe weather on Wednesday night. Tuesday’s hot and humid weather will ...

Besides temperatures feeling in the high 90s, Chicago and surrounding areas are under an air quality alert until midnight, ...

An air quality alert was extended through Wednesday by the National Weather Service for the Chicago area. ABC7 Chicago is now streaming 24/7. Click here to watch Chopper 7 captured as smoke from ...

Air quality in the Chicago area remains poor for the third straight day in a row, with an air quality alert in effect through Wednesday night, along with extremely muggy conditions and the chance for ...

CHICAGO (WLS) -- There is a chance of severe weather Wednesday afternoon. Wednesday will be very hot and humid, with highs in the low 90s. Between about 3 and 8 p.m., strong to severe storms are ...

Sensitive groups are advised to stay indoors and limit outdoor activities as pollution and ozone levels spike to unhealthy ...

Multiple U.S. states and Canadian provinces are experiencing poor air quality from wildfire smoke. Here's where.

Air quality alerts are in place across Canada and the northern United States due to smoke from wildfires, with officials ...