New Yorkers were alerted overnight by the city’s emergency management system of drenching rainfall that led to significant flash flooding.

One of the early warnings from the city to residents said, “NWS (National Weather Service) REPORTS FLASH FLOOD WARNING NOW IN EFFECT FOR ALL FIVE BOROUGHS Thunderstorms are producing heavy rain across NYC. Flash flooding is already happening or expected to begin shortly. Up to 2 more inches of rain may fall quickly.”

The New York Post reported the city recorded a near-record rainfall level for a one-hour period at 2.07 inches. The result was flash flooding that impacted everything from driving on city streets to trying to manage a ride on the city subway system.

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