Deadly Arizona Flash Flood Created ‘Forty-Foot Wide Black Wave’ : The 2-Way : Npr

Deadly Arizona Flash Flood Created ’40-Foot Wide Black Wave’A flash flood swept through central Arizona on Saturday, killing at least nine people who had gathered at a popular swimming hole for a birthday celebration.
First responders called it a “40-foot-wide black wave” moving at 45 miles per hour, The Arizona Republic reports.
The National Weather Service issued a flash flood watch and warned of hazardous weather for the area on Monday morning.
“We had a strong thunderstorm with strong rains move through the area, which created a flash flood problem,” said Sgt.
“There was a large group of people recreating along the Verde River area, and the flash flood came upon them and washed 14 of them downstream.

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