Texas flash flood wasn't the only deadly event in the Hill Country. Here's what happened 38 years ago along the Guadalupe River.

The organizations working together to help the flood victims said that 'no additional in-kind donations (clothing, food, supplies) are needed in Kerrville.' They said the best way to help is with monetary donations.

The Texas Hill Country has been notorious for flash floods caused by the Guadalupe River. Here's why the area is called "Flash Flood Alley."

In what experts call "Flash Flood Alley," the terrain reacts quickly to rainfall steep slopes, rocky ground, and narrow riverbeds leave little time for warning.

County officials did not issue a locally targeted emergency alert to warn people in town of the rapidly rising waters until two days after the deadly flood, according to Federal Emergency

Rainfall amounts of 1-2 inches and isolated amounts of 3-5 inches are possible, the National Weather Service said.

With more than 170 still missing, communities must reconcile how to pick up the pieces around a waterway that remains both a wellspring and a looming menace.

Plans to develop a flood monitoring system in the Texas county hit hardest by deadly floods were scheduled to begin only a few weeks later.

Rob Albach knew every bend along his favorite stretch of the Guadalupe River, and before setting out, he warned of the hazards. “We got sweepers,” he said of the overhanging branches that can brush a kayaker off their seat.

In the early days of July, pieces of weather systems were converging to create a disaster over Texas Hill Country that would transform the Guadalupe River into a monster raging out of its banks in the pre-dawn hours of July 4, claiming the lives of more than 129 people. At least 160 are still missing.

Search efforts along the Guadalupe River in Texas, combined with online groups, are helping to reunite items with survivors and families.