Maps show how heavy rainfall and rocky terrain helped create the devastating Texas floods that have killed more than 120 people.

State and local officials said they did their best to coordinate evacuations and rescues, but better cellphone service might help in future floods.

INGRAM, Texas — Search and rescue crews from Mexico were forced to halt their operations on the Guadalupe River in Ingram, Texas today as rain caused water levels to rise, complicating efforts to find victims of the deadly July 4th floods.

Officials kept a wary eye on river levels as some crews resumed the search for people still missing after catastrophic flooding pummeled Texas this month. Heavy rains over the weekend

The official tally of storm-related deaths across Texas rose to 131 on Monday as authorities warned of yet another round of heavy rains 10 days after a Hill Country flash flood that transformed the Guadalupe River into a killer torrent.

New flood warnings have been issued along the Guadalupe River in Texas less than two weeks after flooding killed more than 100 people.

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."

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 organizations working together to help the flood victims said that 'no additional in-kind donations (clothing, food, supplies) are needed in Kerrville.' They said the best way to help is with monetary donations.

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.

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