Nim Kidd, chief of the Texas Division of Emergency Management and representatives from the Upper Guadalupe River Authority are expected to testify.

Models predicted a few inches of rain instead of the torrential onslaught that devastated Central Texas earlier this month, he said.

As monstrous floodwaters surged across central Texas late last week, officials at the Federal Emergency Management Agency leapt into action, preparing to deploy critical search and rescue teams and life-saving resources,