Ozone levels will be elevated again on Wednesday in Connecticut as hot and humid conditions will persist, officials say.

An air quality advisory has been issued for Mason County as the Bear Gulch Fire continues to burn north of Lake Cushman.

Wednesday will be much cooler with highs in the mid to upper 70s. More clouds around with a patchy sprinkles are also ...

Smoke will be transported by the wind, in the same direction, from active wildfire sites. In consequence, neighboring ...

Ozone pollution in Portland, Gresham and other cities could reach unhealthy levels for sensitive groups Tuesday afternoon.

An air quality alert was reported by the National Weather Service on Tuesday at 12:17 p.m. in effect until 8 p.m. for ...

Dallas-Fort Worth faces extreme heat, storms, and poor air quality, with temperatures reaching the mid-90s and an Ozone Action Day alert.

An air quality alert was reported by the National Weather Service on Tuesday at 9:10 a.m. in effect until 11 p.m. for Western ...

On Tuesday at 8:20 a.m. the National Weather Service reported an air quality alert in effect until 11 p.m. for Passaic, ...

The NWS forecasts that ground-level ozone and particulate concentrations will reach dangerous levels and even normally healthy people should exercise caution.

The Rhode Island Department of Environmental Management issued a statewide air quality alert Monday, warning that ground-level ozone levels are expected to reach unhealthy conditions for sensitive ...

Flames continue to blaze as the wildland in Western Colorado burns. Many new fires have sparked in the last several days, and ...