The death toll continued to rise substantially on Sunday, with dozens of people killed after catastrophic flash floods swept through Central Texas. It comes as search and rescue efforts intensified to find potential survivors,

Flood watches have been issued by the National Weather Service until at least 7 p.m. CT July 6 in Hill Country and along the I-35 corridor. The Weather Prediction Center added that scattered thunderstorms are likely to drop "torrential downpours over sensitive soils across parts of the Texas Hill Country."

Meanwhile, anguished parents waited for word on the 10 young campers still missing from Camp Mystic, which was hit hard by floodwaters.

Texas Gov. Greg Abbott expanded the state’s disaster declaration to include six more counties after widespread flooding and storm damage. Officials confirmed 32 people have died, 14 of them children,

Flash-flood warnings and watches remain in effect for parts of Central Texas into Sunday evening, dimming hopes that more survivors would be found.