When deadly floods swept through Texas, the National Weather Service issued a series of warnings that should have automatically triggered alerts to be sent to cellphones as the Guadalupe River began to rise.

Another dangerous situation is unfolding in parts of Texas on Sunday morning as torrential rain led to a Flash Flood Emergency in San Saba County.

Texas forecasters issued a series of early-morning warnings about “life-threatening flooding” along the Guadalupe River.

Deadly flooding in the flash flood alley of Texas is raising questions about warnings. Here's a preliminary (but not conclusive) analysis.

Officials in Texas are facing mounting questions about whether they did enough to get people out of harm’s way before a flash flood swept down the Guadalupe River and killed more than 100 people, including at least 27 children and counselors at an all-girls Christian camp.