The storm has already wreaked havoc across the South and the Midwest, killing at least eight people, including a boy who was swept away by floodwaters in Kentucky.
Floodwaters in Bowling Green, Ky., on Friday. Western Tennessee, southeastern Arkansas, western Mississippi and Louisiana will face severe risk from the storm on Saturday.
Waters continued to rise in communities from Arkansas to Michigan as the storm, which has killed at least eight, drenched the region. More tornadoes were also possible.
Potentially “catastrophic” flash and river flooding is expected to continue as rain pummels the Central U.S. through Saturday, with the risk of more tornadoes.