Tropical Storm Elsa Heads Toward Northeast

A storm is impacting major cities along the East Coast, causing one death in Florida and damage in Georgia. Tornado warnings were issued in Southern Delaware, and the National Weather Service is verifying tornado activity. A tropical storm warning extends from Delaware to Massachusetts, with expected rainfall of two to four inches. New York City is experiencing severe flooding, with roadways and subway stations submerged. Police rescued dozens stranded on a highway.

What is the expected rainfall amount from the tropical storm?

What happened to roadways and subway stations in New York City?