Smoke from Canadian wildfires drifted into the region last week. Doctors said they've seen an influx in appointments for respiratory problems as a result.

Smoke drifting into the region from southern California wildfires caused Clark County to issue an air quality alert for the ...

An air quality alert remains in effect until noon, with another extension possible. Highs will top out near 80 today and slowly increase throughout the week.

The Pennsylvania Department of Environmental Protection (DEP) says there will be a Code Orange Air Quality Action Day on ...

Continuing smoke from the Canadian wildfires is causing the north country to be under an Air Quality Alert for the third ...

NBC News’ Liz Kreutz reports from Los Padres National Forest where the largest fire in California is burning out of control.

The wildfire smoke from Canada that has turned the sky in New England hazy can be harmful for some people, but there are ...

New revelations stir controversy in San Antonio Aquarium octopus scandal Maine cop arrested by ICE transferred to second ...

A smoke alert has been issued for the Las Vegas Valley as a result of California wildfires, the Clark County Division of Air ...

Temperatures remain in the upper eighties, with an air quality alert in effect until Midnight on Wednesday. The smoke and particulate matter may take some time to fully ...

You've likely noticed the haze in the sky which is due to that wildfire smoke, but that smoke may also present some health issues for some people as well.

An upper-level ridge of high pressure will control the forecast all the way through the end of the week, but as a suddenly ...