Large wildfires in remote regions of Canada sent smoke billowing across the border, inundating northern New England with ...

Canadian wildfire smoke blanketed the skies from the Midwest to the Northeast this week, causing air quality reading to ...

The air quality index on Tuesday across the Midwest and the Northeast ranged from "moderate" to "unhealthy" for sensitive adults. Some areas in northern Wisconsin, eastern Pennsylvania, northern ...

NYC's air quality suffers due to Canadian wildfires, affecting respiratory sufferers, with alerts across the US.

Due to smoke from wildfires, several U.S. cities had an AQI over 100 on Aug. 5, which means the air is unhealthy for ...

Improvements will be made in terms of wildfire smoke over the next few days. After dense plumes and high amounts of smoke ...

The National Weather Service announced air quality alerts in 10 states on Tuesday, as smoke from the Canadian wildfires continues to spread across the U.S. border. The alerts come as the ...

Meanwhile, smoke from the Gifford Fire has spread eastward, affecting air quality as far as Las Vegas, which ranks 186 on the ...

Millions of Americans are being told that being outside for long periods could put them at risk of coughing, eye irritation ...

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

Red flag warnings remain in place for parts of Nevada, Utah, Colorado and Wyoming due to very dry conditions, low humidity ...

PHILADELPHIA (WPVI) -- Smoke particles from Canadian wildfires are causing air quality concerns in the Philadelphia region on ...