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.

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."

Along the Guadalupe River, a 60-room inn and nearby homes were quickly filling with water. Confusion, desperation and heroism ensued.

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

Of all the counties affected, Kerr County suffered the greatest losses as a deadly wall of water roared down the Guadalupe River in the early morning hours of July 4. Wednesday evening, the City of Kerrville came together in a vigil at Antler Stadium to pray for the victims and those still missing after the flood.

Newly released satellite images reveal catastrophic damage caused by the Hill Country floods along the Guadalupe River.

In Central Texas, the search for over 170 missing people persists as rescue teams intensify efforts following devastating floods.

Satellite images are providing a clearer picture of the devastation brought by the deadly flooding in Central Texas over the July Fourth weekend.  More than 100 people were killed and over 160 remained missing as of Tuesday evening,