LITTLE ROCK, Ark. (AP) — Relentless flooding in the central U.S. Friday inundated communities and damaged or spilled over levees on three major rivers in two states.

The fast-flowing Arkansas River smashed a 40-foot (12-meter) hole in a levee in rural western Arkansas, causing water to spill into a nearby community. In northeast Missouri, a levee was overtopped on the Mississippi River, and another levee was topped on the Missouri River in the central part of the state.

The flooding has been building for days because of heavy rainfall upstream. In Arkansas, officials were warning of more poten...