Flash floods swamp Toronto

A woman gets back into her flooded car on Lakeshore Boulevard in Toronto, July 8 2013.

A severe thunderstorm caused flash flooding in Toronto, cutting power to at least 300,000 in Canada's largest city, shutting down subways, forcing some people to cling to trees and leaving about 1,400 passengers stranded for hours on a commuter train filled with gushing water.

A train is stranded on flooded tracks in Toronto on Monday, July 8, 2013.

Canada's national weather service said some parts of the city had been drenched with more than 3.9 inches of rain in the Monday evening storm, easily beating the previous one-day rainfall record of 1.4 inches in 2008.

Stranded passengers are rescued from a flooded Train in Toronto, July 8, 2013.