Betty Matteson’s four children, nine grandchildren and numerous great-grandchildren have squeezed into her Texas Hill Country home countless times since 1968.

Here's what to know about the deadly flooding, the colossal weather system that drove it and ongoing efforts to identify victims.

As the National Weather Service (NWS) issued fresh flash flood warnings for Texas on Sunday, emergency crews were forced to suspend their operations

On the night the deadly floodwaters raged down the Guadalupe River in Texas, the National Weather Service forecast office in Austin/San Antonio was missing a key member of its team: the warning coordination meteorologist,

After hearing a young woman scream for her life on the flooded Guadalupe River, Carl Jeter called first responders to rescue her after she tread water for 15 miles.

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."

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.

This part of Texas Hill Country is known for flash floods. Why were so many people caught off guard when the river turned violent?