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

The Pentagon said Tuesday it is ending the deployment of 2,000 National Guard troops in Los Angeles, accounting for nearly half of the soldiers sent to ...

The Trump administration said Tuesday it is ending the deployment of 2,000 National Guard troops in Los Angeles.

The alert comes as humidity is expected to increase Tuesday, with high temperatures in the mid 80s to low 90s, with heat indices reaching 100 by Wednesday.

Freeway north of LA is the focus of an updated air quality alert reported at 5:03 p.m. on Wednesday by the National Weather ...

The 72-year-old former mayor (Pasadena), city manager (Ventura, Azusa, Santa Monica) and deputy mayor (Los Angeles) returned ...

Los Angeles braces for a hot day with an Air Quality Alert due to high ozone levels, affecting sensitive groups and advising precautions like staying indoors and limiting outdoor activities.

Los Angeles County is the focus of an updated air quality alert reported at 5:03 p.m. on Wednesday by the National Weather ...

Los Angeles County is the focus of an updated air quality alert reported at 3:54 p.m. on Wednesday by the National Weather Service. The alert is in effect until 5 p.m.

Millions of people in California have been urged to avoid grilling on Wednesday amid concerns over high air pollution levels.

Ozone pollution is invisible,” says Kai Chen, PhD, co-faculty director of the Yale Center on Climate Change and Health, and that’s exactly why it is so dangerous. On July 9, air quality alerts ...

Air quality alerts were in effect on Tuesday for millions of residents across New York, Connecticut, and Southern California, ...