On Saturday at 10:18 a.m. the National Weather Service reported an air quality alert in effect until Sunday at midnight for ...

Air quality warnings show PM2.5 particles at dangerous levels. Learn why today's hazy sky is a toxic soup that's damaging ...

An air quality alert was reported by the National Weather Service on Saturday at 10:18 a.m. in effect until Sunday at ...

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

The worst air in the country on June 14 is in New Castle County. The air quality index in Wilmington as of 9:45 a.m. was 227, which is "very unhealthy," according to AirNow. A monitor in Newark was at ...

Canadian wildfire smoke is triggering air quality alerts across the U.S. Midwest and Northeast on Thursday, as the northern ...

Thursday will be a sunny, hot and hazy day in Philadelphia, though a Code Orange Air Quality Alert is in effect for much of ...

An air quality alert is in effect today for NYC, Long Island, and part of New Jersey due to smoke from the Canadian wildfires ...

New York state health officials have issued an Air Quality Health Advisory for NYC on Thursday due to the forecast presence ...

Air quality alerts have been posted across the US Northeast, including New York City and Washington, due to Canadian wildfire ...

Typically, during the summer months of June, July and August, when the wind goes northwest behind a front, the New York sky ...

Thursday will likely be the year’s first 90-degree day for many areas, with a chance of scattered thunderstorms in northern ...