The Guardian reports:
Thunderstorm eight miles upstream caused lethal flooding of canyon
Fire chief: ‘They had no warning. They heard a roar and it was on top of them’
An Arizona sheriff’s office said on Sunday at least nine people had died in flash flooding and others were missing after a wall of water swept through a popular swimming hole inside Tonto National Forest.
Gila County sheriff J Adam Shepherd said crews were still searching the missing people. Earlier, Water Wheel fire and medical district fire chief Ron Sattelmaier fire chief said at least four people were dead and about a dozen more missing.
Sattelmaier said more than a hundred people were in the Cold Springs swimming hole on Saturday afternoon when a severe thunderstorm pounded down on a nearby remote area that had been burned over by a recent wildfire.
“If it’s an intense burn, it creates a glaze on the surface that just repels water,” said Darren McCollum, a meteorologist.
A woman who was hiking to the swimming hole said she saw people clinging to trees after the water rushed down a normally calm creek near the trail. More…