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.

This map shows where camps along the Guadalupe River were impacted by the July 4 flood. Meteorologists Pat Cavlin and Kim Castro detail how it all happened.

Explore three decades of Guadalupe River Basin flood data by county with our interactive, searchable database.

Hill Country residents and volunteers on Tuesday continued picking up the pieces that the deadly waterway left behind days earlier.

While there's still hope in the Hill Country that survivors are still out here, finding bodies at least offers some level of comfort to the families who have been waiting four agonizing days.

A Texas Hill Country resident is leading a community effort to collect, clean, and return sentimental items found washed ashore after the Guadalupe River floods, connecting people through a dedicated Facebook group.