Temperatures are expected to climb into the high 90s in New York City this week. Cooling centers will open on Tuesday.

Residents in much of Ontario are bracing for the first major heat wave of the year this week, with Environment Canada forecasting scorching...

Residents in much of Ontario are bracing for the first major heat wave of the year this week, with Environment Canada forecasting scorching...

Residents in much of Ontario are bracing for the first major heat wave of the year this week, with Environment Canada forecasting scorching...

Residents in much of Ontario are bracing for the first major heat wave of the year this week, with Environment Canada forecasting scorching...

Residents in much of Ontario are bracing for the first major heat wave of the year this week, with Environment Canada forecasting scorching...

Residents in much of Ontario are bracing for the first major heat wave of the year this week, with Environment Canada forecasting scorching...

More than 100 million people across the U.S. were under heat warnings on Sunday, with cities on the East Coast bracing for record-breaking...

Meteorologists warn that heat will spread east through the week, with ‘heat dome’ expected to trap high temperatures

An oppressive heat wave continued to blanket central and southern Ontario, southern Quebec and much of the Atlantic provinces on Wednesday, with...