The hazy weather from Canadian wildfires on July 26 is expected to impact children, teenagers, older adults and people with heart or lung disease.

Air quality will make some improvements on Sunday with varying amounts of cloud cover. Hot and humid weather is expected to the start the work week before a cold front enters midweek, helping to cool off temps and dewpoints for the end of the work week.

Those living in impacted areas are urged to avoid excess physical exertion, particularly if they belong to a vulnerable group.

Maine largely avoided smoke from the Canadian fires that caused unhealthy air to cover much of the United States in late June, including much of the East Coast and Midwest, affecting more than 120 ...

Western wildfire smoke hanging over central Maine. The air quality was deemed unhealthy for sensitive groups. Posted July 21, 2021. Updated July 22, 2021. Ellie Wolfe Sun Journal. 4 min read .