Poor air quality from the Canadian wildfires remains a concern on Tuesday for much of the Upper Midwest and Northeast regions ...

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

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 continues to affect air quality across the Midwest, though Monday’s conditions were an ...

Central Pennsylvania residents can expect dry, hazy conditions with mild temperatures and minimal chances of rain through ...

Smoke from ongoing Canadian wildfires has led to some of the worst air quality in the world across parts of the U.S.

Northeast Ohio is under an air quality alert until midnight Monday, August 4. Here's what's causing the poor air quality and ...

The Wisconsin Department of Natural Resources re-extended its air quality alert statewide as wildfire smoke lingers.

An air quality alert was issued by the National Weather Service in Mount Holly at 9:39 a.m. on Monday, Aug. 4.

Air Quality Index (AQI): We’re starting the day with “Unhealthy” Air Quality Indices in many local communities. While most of ...

A statewide air quality advisory remains in place for Aug. 5. Officials say wildfire smoke may dissipate by mid-week. Check out the air quality map.