The risk of the catastrophic flooding that struck Texas Hill Country as people slept on July 4 and left at least 120 dead was potentially underestimated by federal authorities, according to an ABC News analysis of Federal Emergency Management Agency data, satellite imagery and risk modeling.

President Donald Trump was expected to arrive in Kerr County, Texas, Friday afternoon, one week after the area was struck by catastrophic flooding.

Max Chesnes is the Tampa Bay Times' environment and climate reporter, covering public lands, water quality, wildlife and everything in between. Reach him at [email protected] or follow him on Instagram @MaxChesnes. Anyone can view a sampling of recent comments, but you must be a Times subscriber to contribute. Log in above or subscribe here.

President Donald Trump is touring the devastation left by flash flooding in central Texas amid growing questions about how local officials responded to the crisis as well as questions about the federal response -- including the fate of the Federal Emergency Management Agency -- that he has so far avoided.

The governor was quick to request federal assistance last week after devastating floods hit the Texas Hill Country.

On Thursday, the Texas House and Senate announced the creation of committees on disaster preparedness and flooding.

The threat of heavy rain is “slight” for this weekend, but with the ground fully saturated in Kerr County even small amounts of rainfall could cause flooding.

DHS head Kristi Noem refuted a CNN report that her requirement for personal sign-off on DHS contracts over $100,000 slowed emergency response to deadly Texas flooding.