The National Weather Service has issued tornado warnings for parts of Ohio as a storm system moving across most of the Midwest makes its way toward Columbus. The tornado warnings were focused on the southwestern part of the state.

Another round of torrential rain and flash flooding came Saturday for parts of the South and Midwest already heavily waterlogged by days of severe storms that also spawned deadly tornadoes. Forecasters warned that rivers in some places would continue to rise for days.

A storm system sweeping over large areas of the U.S. South and Midwest has resulted in at least 16 weather-related deaths, with overnight tornado and flash flood warnings setting up more severe weathe