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.

When the precipitation intensified in the early morning hours Friday, many people failed to receive or respond to flood warnings at riverside campsites known to be in the floodplain.

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

Officials in Kerr County, Texas — where 27 campers and counselors at a Christian summer camp were killed in catastrophic flooding — had discussed installing a flood warning system

A look at one Texas city’s weather warning system, as questions swirl about the timing of flash flood warnings.

After the death toll in the catastrophic flash floods in Texas reached at least 104 people, including 27 campers and counselors from Camp Mystic, an all girls camp, the Trump administration is explaining the series of warnings that were issued ahead of the floods.

Many warnings from the National Weather Service went out to Kerr County, Texas, but the area wasn't equipped with sirens to wake residents up.

Former FEMA Administrator Deanne Criswell joins Meet the Press NOW to discuss disaster response as death toll rises from Texas flash floods.