Children, older adults, and people with respiratory or heart conditions such as asthma or COPD may begin to experience health ...

Smoke from the wildfires is expected to move out by Tuesday but could return as the fires continue to burn across Canada.

Smoke from Canadian wildfires is still impacting air quality in some parts of the U.S. on Monday, including Maine.

Monday and most of Tuesday will be dry and warm to hot before chances of showers and thunderstorms begin late Tuesday ...