A state of emergency has been declared in New York City as the remnants of Hurricane Ida sweep through the region.
Social media users have uploaded videos showing the deluge, with New York bearing the brunt of the weather system.
A state of emergency was also declared by New Jersey governor Phil Murphy.
At least one person has drowned, with the city and parts of New Jersey and Connecticut under a flash flood warning.
The National Weather Service’s New York City Twitter account said: “This emergency was issued due to the ongoing life threatening flash flooding. The heaviest rain has pushed east of the Flash Flood Emergency area, with more moderate rainfall the next few hours.”
Flights in and out of Newark airport have been cancelled, and there was widespread disruption on railways.
Newark Liberty Airport’s twitter account said: “We’re experiencing severe flooding due to tonight’s storm. All flight activity is currently suspended & travelers are strongly advised to contact their airline for the latest flight & service resumption information. Passengers are being diverted from ground-level flooded areas.”