CHINA, Texas (AP) — The slow-churning remnants of Tropical Storm Imelda flooded parts of Texas on Thursday, leaving at least two people dead and rescue crews with boats scrambling to reach stranded drivers and families trapped in their homes during a relentless downpour that drew comparisons to Hurricane Harvey two years ago.

Officials in Harris County, which includes Houston, said there had been a combination of at least 1,000 high-water rescues and evacuations to get people to shelter. The storm also flooded parts of southwestern Louisiana.

More than 900 flights were canceled or delayed in H...