Hundreds of flights have been canceled and more than 6,400 flights delayed, according to FlightAware.com ... Barge transportation on the lower Mississippi River could also be affected. Water rescue ...

according to the website FlightAware. About 71,000 utility customers were without power in Mississippi Saturday and the number was expected to rise, said Malary White, chief communications officer ...

Overnight into Sunday morning there were new tornado warnings issued in Alabama and Mississippi, along with flash flood ... or coming into or leaving the country on Saturday, according to ...

New tornado warnings were issued overnight in Alabama and Mississippi, along with flash flood warnings ... the U.S. or coming into or leaving the country Saturday, according to FlightAware.com, which ...

More than 54,000 customers in Arkansas had no power early Sunday afternoon, while thousands were also in the dark in Tennessee, Mississippi, Alabama and Texas, according to the website PowerOutage.us.

More than 15 million people were under tornado watches in the central United States through Wednesday night with tornadoes already destroying homes and farms in Missouri, Arkansas and Oklahoma.