Search-and-rescue teams continued to wade into swollen rivers and use heavy equipment as part of the massive search for missing people.

The confirmed death toll from the catastrophic flash floods that swept through Central Texas has climbed to 89, with search and rescue teams still working to locate missing victims, including children from the Camp Mystic summer camp.

Dozens of people have died after heavy rain pounded Kerr County, Texas, early Friday, leading to "catastrophic" flooding, the sheriff said.