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.

Heavy rain poured over parts of central Texas, dumping more than a month's worth of rain for places like San Angelo.

Follow for live updates in the Texas flooding as more than 173 are missing as rescuers continue a desperate search

More than 100 people have been confirmed dead since July 4, when the Guadalupe River in central Texas swelled overnight and triggered flash floods that swept through an area known locally as “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.

Texas flooding map, update: Thousands face new flash flood risk Ann-Margret, 84, Makes Rare TV Appearance and Shares 2 Secrets for Her Dance Moves

Texas inspectors approved Camp Mystic’s emergency plan just two days before devastating floods killed over 27 people, mostly children, at the Texas summer camp

Texas Gov. Greg Abbott said the state remains in a search and rescue posture hours after devastating flooding tore through central Texas. He said two state search and rescue teams