A two-day heat event is expected to begin Thursday, with the humidity making it feel like the temperature is in the mid-40s.

Environment Canada says daytime highs will remain elevated on Wednesday, but cooler air could help end the heat warning.

Toronto is only halfway through summer and has already surpassed last year’s total number of heat warnings. The city is currently under a heat warning that started earlier this week, and has been ...

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

After a brief reprieve, southern Ontario is under another heat warning this week. There were slightly lower temperatures on Saturday but the heat warning returned on Sunday. On Monday, Environment and ...

Another heat warning has been issued for southern Ontario. The warning comes during a hot summer in the province with heat ...

A multi-day heat event has prompted Environment Canada to issue a heat warning for Toronto and most of southern Ontario.

Southern Ontario is facing another heat wave with temperatures near 35°C and humidex values hitting 40, prompting warnings ...

Toronto residents are in store for yet another round of soaring temperatures from Sunday to Tuesday, Environment Canada says.

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

Main Square Community Recreation Centre and Birchmount Community Centre pools were closed with humidex ratings between 40 and 45 C ...

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