The devastating Texas flooding that has killed nearly 120 people is the first high-profile disaster the Federal Emergency Management Agency has faced during the current Trump administration.

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.

With the nation’s attention focused on the need for the federal government to effectively respond to disasters, White House officials are emphasizing instead their plans to overhaul the agency, sayin...