STATEN ISLAND, N.Y. — The National Weather Service reported an updated air quality alert in effect until 11 p.m. tonight for ...

The National Weather Service has issued a heat advisory for parts of northern Connecticut Monday, as officials also warned of elevated levels of ozone in western parts of the state. The heat advisory ...

The Michigan Department of Environment, Great Lakes, and Energy has declared an air quality alert for Friday. There are ...

On Saturday at 3:45 p.m. an air quality alert was reported by the National Weather Service in effect until Monday at midnight ...

An air quality alert was reported by the National Weather Service on Saturday at 2 p.m. in effect until Sunday at 11 p.m. for ...

The Southwest Ohio Air Quality Agency reports that "levels of ozone within the region may approach or exceed unhealthy standards." ...

EDT an air quality alert was reported by the National Weather Service in effect until Sunday at midnight EDT for Berrien ...

Indianapolis faces some of the worst air quality in the world due to July 4th fireworks, leading to PM 2.5 particle pollution ...

EDT an air quality alert was reported by the National Weather Service in effect until Sunday at 12:15 a.m. EDT for St. Clair, ...

An air quality alert has been issued for most of Southeast Michigan on Independence Day. The alert is in effect for most ...

A code orange air quality alert means that air pollution concentrations may become unhealthy for sensitive groups, including ...

Freeway north of LA is under an air quality alert which was reported by the National Weather Service on Thursday at 2:43 p.m.