More than 111 people have died across six counties after flash flooding from heavy rain began affecting the state last week.

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.

Over 100 people have died after heavy rain pounded Kerr County, Texas, early Friday, leading to "catastrophic" flooding, the sheriff said.

More than 100 people have been confirmed dead since July 4, when the Guadalupe River in central Texas swelled overnight and triggered flash floods that swept through an area known locally as “Flash Flood Alley.

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.

The heavy rain that turned a river in Texas into a raging wall of water was fueled by unique atmospheric conditions, according to meteorologists and climate scientists.

The Guadalupe River, winding through the scenic Texas Hill Country, has a hidden danger that struck with devastating force in July 2025. Heavy rains caused the river to surge, leading to one of the deadliest floods in recent history.

Texas flooding map, update: Thousands face new flash flood risk Ann-Margret, 84, Makes Rare TV Appearance and Shares 2 Secrets for Her Dance Moves

More than 160 people still are believed to be missing and at least 115 have died in the floods that laid waste to the Hill Country region of Texas. The large number of missing sug