Wildfires in Canada are sending heavy smoke across the northern U.S., and New Jersey is experiencing some unhealthy air ...

Smoke from ongoing wildfires across Canada continued to drift into parts of the United States on Wednesday, causing hazy ...

Wildfires in western Colorado are affecting the air surrounding Loveland, and local health officials are urging residents to take precautions.

Dangerous fire conditions, soaring temperatures and smoky skies across Colorado prompted severe weather alerts for parts of ...

In Grand Rapids, the Air Quality Index, which measures particle pollution in the air, was over 100 AQI six of the last seven ...

Smoke from the Gifford Fire was hovering over parts of the county, resulting in sooty air quality and possible ash falling ...

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 ...

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

The summer months bring conditions ripe for wildfires and with several burning across the western United States, smoke has ...

Southern Vermont & Upper Valley: As a bulk of the local wildfire smoke shifts south, it’s southern Vermont/New Hampshire and the Upper Valley that will see the poorest of air quality. Air Quality ...

An air quality alert from Canadian wildfire smoke will last through the day Wednesday, according to Vermont Emergency ...