Updated

The National Weather Service says it's getting reports of a large tornado and injuries in southern Mississippi.

Meteorologist Joanne Culin says spotters and emergency officials say a tornado was seen on the ground in West Hattiesburg, Miss. She says there have also been reports of injuries in Marion County.

Nasty weather has settled in on much of Louisiana and Mississippi, including tornado or flash flood watches.

The National Weather Service says bad weather is likely to stretch into Fat Tuesday in southeast Louisiana. Jefferson Parish has canceled a Monday night parade.