A major flood event also struck the Texas Hill Country in July of 1987 after a series of 17 thunderstorms moved slowly, in succession, over the headwaters of the Guadalupe River in Kerr County. Anywhere from 5 to 10 inches of rain fell on the flood-prone areas, now deemed “Flash Flood Alley,” according to a National Weather Service report.

Also: San Antonio mourned the victims in a Travis Park vigil; UTSA said one of its teachers died in the Guadalupe River flood; Kerrville officials said a privately owned drone collided with a helicopter conducting search and rescue operations.

Sunday is a day of prayer across Texas. But as many filed into churches, first responders and volunteers filed into Kerr County, holding out up in their search and rescue efforts.

FEMA and the U.S. Small Business Administration, in coordination with the Texas Division of Emergency Management, are opening a Disaster Recovery Center in Kerrville on Thursday, July 10, to help homeowners, renters and business owners impacted by the flooding.

New human settlements constructed in recent years have made the waterway more hazardous, UT-Arlington civil engineering professor says.

Before hundreds of first responders and volunteers from around the country came to help, it was the local residents of Texas Hill Country who faced down a deadly wall of water along the Gaudalope River and witnessed terrifying scenes.

During an interview with Fox News Monday afternoon, Lt. Gov. Dan Patrick said that he and Gov. Greg Abbott agreed that the state should erect sirens along the Guadalupe River.

Despite officials urging civilians to stay away, volunteers have joined the search for missing people and the cleanup on the Guadalupe River.

Judy Dale has spent decades celebrating the Fourth of July in the Hill Country. This year’s trip turned terrifying when floodwaters forced a middle-of-the-night evacuation.