At 8:03 a.m. Sunday, doppler radar and automated rain gauges indicated the heaviest rain had left the warned area but smaller streams are still rising, the statement said.

At 11:58 a.m. on Friday, the NWS San Diego CA released an updated flash flood warning in effect until 2 p.m. for San Bernardino County.

“If you’ve never seen water rise in front of you in minutes, it’s hard to conceive of how quickly that can happen—and how quickly your life and property can be at risk,” said Rachel Hogan Carr, executive director of the Nurture Nature Center, a nonprofit focused on flood-risk communication.

At 5:31 p.m. on Saturday, the NWS Raleigh NC issued a flash flood warning in effect until 8:45 p.m. The warning is for Alamance, Guilford, Orange and Person counties.

The warning was in place for San Bernardino County. "The heavy rain has ended in the Primm area. Flooding is no longer expected to pose a threat. Please continue to heed remaining road closures. A Flood Watch remains in effect until 11 p.m. for portions of northwest Arizona and Nevada," says the NWS Las Vegas NV.

A flash flood warning was in effect in New York City until 9:45 p.m., and New Jersey Gov. Phil Murphy declared a state of emergency. Middlesex, Morris and Somerset counties remained under a flood warning until 7:15 a.m. Tuesday.

The National Weather Service reported that multiple people had to be rescued from floodwaters in Ruidoso on Thursday afternoon.