As high heat continues, thunderstorms are increasing concerns about lightning strikes starting fires across the province ...

Sweltering summer temperatures caused heat warnings across six provinces and territories on Tuesday, with parts of Ontario ...

Tuesday and Wednesday are now expected to bring humid temperatures in the high 30s before a drop to 25 C on Thursday and ...

Toronto is under its fifth heat warning this year, outpacing the number of heat events that happened last year, according to ...

A heat warning covering much of the Greater Toronto Area is expected to end on Wednesday night, Environment Canada says.

Daytime high temperatures near 30 C with overnight low temperatures ranging between 14 to 18 C are forecast to begin ...

The Windsor-Essex, Chatham-Kent and Sarnia-Lambton region is once again under a heat warning, Environment Canada said.

Sweltering heat reaching a potential high of 38 C in some areas will continue Wednesday, prompting the continuation of a ...

Environment and Climate Change Canada has issued heat warnings for a good chunk of B.C.'s Interior this week, as temperatures ...

Warnings were issued for southern Ontario and southwest Quebec as hot and humid weather is expected to linger through Thursday.

Environment Canada meteorologist Steven Flisfeder confirmed four heat warnings have been issued in the London area as of July ...

The heat warning for the Toronto area is expected to remain in place through Tuesday, Environment Canada says, with cooler ...