Mardi Gras celebrations in New Orleans could be canceled as severe storms rumble through the South, bringing strong winds and the threat of tornadoes Tuesday.

Thousands of revelers in outlandish costumes are filling the streets of New Orleans as the city celebrates Mardi Gras Day despite the threat of storms.

There was never any question that Mardi Gras would go forward after the New Year’s Day terror attack in New Orleans. But some revelers felt at least a hint of trepidation.