• With forecasts of still more rain from the most powerful storm to hit the U.S. in a decade, the catastrophic flooding in Texas appears to be just the start of a disaster that will take years to overcome.

In scenes that evoked Hurricane Katrina in 2005, roadways turned into rivers and waist-high waters choked off homes and hospitals. The toll — at least 10 dead — is almost certain to rise. Gov. Greg Abbott said people needed to prepare for “a new and different normal for this entire region.”