Flood warnings have also been issued along the Frio River, which is "forecast to reach major flood stage" on July 14

Just within the last 3 to 6 hours, the National Weather Service reports south central Kerr County has received between 5 to 10 inches of rain, prompting a flash flood emergency until 7 a.m. Friday, July 4.

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.

Flash flooding is common enough around the crescent-shaped region from Dallas through the Hill Country, the area earned the nickname "Flash Flood Alley."

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

Heavy rainfall has overwhelmed multiple low water crossings and areas along the Guadalupe River, local authorities reported.

The Guadalupe River flooded early July 4 as heavy rains prompted all in the area to evacuate. Additionally, emergency responders are frantically searching

Flash flood warning issued for Austin after heavy rains swell the Guadalupe River; Travis County at risk till 9:30 p.m. ET, per NWS.

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.