Most of southern Ontario can look forward to some relief from the heat, as cooler air is expected to arrive Tuesday night, said Environment Canada.

But that reprieve from the heat may not be shared by the whole region, said a heat warning from the national weather agency.

Hot and humid conditions could continue into Wednesday for the Greater Toronto, Hamilton Area and eastern Ontario.

In Toronto, daytime temperature highs will be around 33 C with humidity making it feel closer to 41 on Tuesday. Evening lows will be around 22 C.

There's also a chance of showers and a risk of thunderstorms expected Tuesday afternoon and evening in Toronto, said the agency's website.

On Wednesday, sunny skies with a chance for showers and thunderstorms is expected. The daytime high will be 30 C, but clos

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