Wildfire smoke from the Prairies prompted special air quality statements and warnings across the country Saturday.

Smoke from forest fires is causing reduced visibility and poor air quality that is expected to persist into Sunday ...

Damaging winds, large hail and a few tornadoes will also be possible with these storms.Elsewhere, wildfire smoke from Canada ...

Environment Canada says smoke from forest fires is expected to travel to southern Ontario Saturday afternoon and is likely to ...

Wildfire smoke from the Prairies has prompted a special air-quality statement over much of northern Ontario Saturday.

A special air quality statement has been issued for Waterloo region and the surrounding area. And while it could improve, ...

Environment Canada says smoke from forest fires can cause reduced air quality and visibility that can fluctuate throughout ...

Wildfire smoke from the Prairies is drifting towards the Greater Toronto Area, prompting Environment Canada to issue a ...

Wildfire smoke from the Prairies has prompted special air-quality statements and warnings across the country Saturday. Smoke from forest fires is causing reduced visibility and poor air quality that ...

Ottawa and much of south and southeastern Ontario can expect poor air quality this weekend as wildfire smoke returns, ...

Air quality will deteriorate across 12 states through Saturday, mainly in the Upper Midwest, as wildfire smoke pours into the ...