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Prairie wildfires having air quality impact on several provinces

Click to play video: 'Air quality advisories issued across Ontario as wildfire smoke increases'
Air quality advisories issued across Ontario as wildfire smoke increases
RELATED VIDEO (From June 6, 2025) Environment Canada has issued a special air quality statement for most of Ontario as wildfire smoke blows over the province. And according to an international air quality ranking, Toronto is now among the worst in the world. Sean O'Shea has more on the impacted air and associated health risks – Jun 6, 2025

Poor air quality fuelled by wildfires burning across the Prairies left a large swath of the country enveloped in a haze for another day.

Parts of Alberta, British Columbia, Manitoba, New Brunswick, Ontario, Quebec, Saskatchewan, and Newfoundland and Labrador were experiencing poor air quality and reduced visibility due to the wildfires, a situation expected to continue through Sunday.

Much of southern Ontario was under an air quality statement on Thursday and Friday that lifted early Saturday morning.

Environment Canada meteorologist Jean-Philippe Bégin says there’s some good news — a low pressure system passing through the Prairies, currently in northern Saskatchewan and expected to move into Manitoba and Northwestern Ontario by Monday, is expected to bring precipitation for areas hit by out-of-control forest fires.

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That system is not expected to bring much relief in northern Alberta, however, where there is little rain in the forecast.

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In Montreal, public health officials were advising residents to keep windows closed, reduce outdoor activities and limit non-essential travel.

While the entire population is affected by air quality, the most vulnerable include children under the age of 5, pregnant women, the elderly and anyone suffering from heart or respiratory issues.

Click to play video: 'Health Matters: Many parts of Canada affected by wildfire smoke'
Health Matters: Many parts of Canada affected by wildfire smoke

 

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