Toronto braces for ‘dangerously hot’ heat wave as officials open over 500 cooling spaces

Extreme heat alert in effect for multiple Ontario regions

Environment Canada has issued a widespread heat warning across several regions in Southern and Central Ontario, with dangerously high temperatures expected to persist through midweek

Environment Canada Issues Heat Warning for Ontario, Quebec as Humidex Reaches 45 Degrees

Environment Canada has issued a heat warning for parts of Ontario and Quebec as temperatures are expected to rise to 45 degrees Celcius with the humidex this weekend and continue through to mid-week. Significant heat conditions in southern and eastern Ontario as well as southern and western Quebec will begin on June 22 and are expected to last into June 25 in some areas, the federal agency said in its initial warning on June 21. “The first signi…

Ask the Meteorologist: How rare could this week's heat wave become?

Yes, it's summer. Yes, it gets hot. However, a stretch of 100° days is less common than you might think - even here.

‘Dangerously hot and humid’: Environment Canada places all of southern Ontario and beyond under heat warning

The heat event, says Environment Canada, is expected to last into Tuesday night and possibly even longer for certain parts of southern Ontario.

Environment Canada issues heat warnings for parts of Ontario, Quebec amid heat wave

Environment Canada issued its first significant heat warning of the season on Saturday for southern and eastern Ontario and southern and western Quebec.

GTA under heat warning as 'dangerously hot and humid conditions' arrive in the region

The Greater Toronto Area and surrounding cities remain under a heat warning as "dangerously hot and humid conditions" arrive in the region, according to Environment Canada.