A wildfire that has closed the North Rim of Grand Canyon National Park raged out of control over the weekend and is now the ...

Particularly north and west of the Lehigh Valley, anyone who might be especially vulnerable to the effects of air pollution ...

Prepare for a challenging week of wildfire smoke, increasing heat and potential thunderstorms across the state through the ...

The latest Air Quality Alert is set to expire at noon on Wednesday. It's currently in place for all of our local counties except for Jefferson and Walworth. They may extend the alert into the afternoo ...

Canadian wildfire smoke continues to cause hazy skies and air quality alerts in New Hampshire. The air quality alert, extended through Tuesday night, particularly affects sensitive individuals. Air ...

The smoke drifting across the border contains fine particulates, pollution so small that it’s basically invisible to the ...

Smoke from hundreds of wildfires in Canada is lingering over the northern U.S., spreading across to roughly a dozen states ...

High pressure continues to slowly track east taking Canadian wildfire smoke with it allowing for improving air quality ...

The smoke floating over the border shared between America and Canada is now impacting air quality in states as far south as ...

Air quality alerts are in effect on Tuesday in 10 states as toxic smoke from hundreds of wildfires burning in Canada ...

Massachusetts can expect hazy skies on Wednesday as smoke from Canadian wildfires continues to drift down the East Coast, ...

Smoke from Canadian wildfires is causing air quality concerns for millions of Americans in the Midwest and Northeast.