Heat waves are primarily caused by high-pressure systems that push warm air down onto an area and hold it there. During heat ...

An Extreme Heat Warning remains in effect across New York City through 8 p.m. Tuesday, with the National Weather Service ...

The New York State Department of Environmental Conservation and Department of Health have issued an air quality health ...

If the air feels a little heavier today, you're not imagining it. A health advisory for elevated air pollution levels remains ...

An Air Quality Health Advisory has been issued for the New York City Metro regions and Long Island from 11 a.m. to 11 p.m.

New York's first major heat wave of the year is causing poor air quality conditions in the Lower Hudson Valley Tuesday, June ...

New York City faces another air quality alert Thursday, along with some of the surrounding area. The alert will be in effect from 11 a.m. to 11 p.m. for the city, as well as Long Island, the ...

An air quality alert was reported by the National Weather Service on Sunday at 3:04 p.m. in effect until Monday at 3:15 p.m. for Manhattan, the Bronx, Staten Island, Brooklyn and Queens as well as ...

Spend the weekend with Zohran Mamdani's answers to Streetsblog's mayoral candidate questionnaire from earlier this year.

The National Weather Service has issued an Extreme Heat Warning for New York City and much of the Tri-State area through ...

Chicago had an air quality index (AQI) rating of 161 on Wednesday, according to the FOX Forecast Center. AQI ratings between 200 and 400, which are considered to be unhealthy or even hazardous.

There were no air quality alerts across the U.S. early Friday, following a flurry of warnings partly linked to wildfires in Canada.