Thousands of revelers in outlandish costumes will fill the streets of New Orleans as the city celebrates Mardi Gras Day.

Jefferson Parish officials are canceling Mardi Gras Day parades because they are worried strong winds could flip floats, send tents flying and create other unsafe conditions. Why it matters: It's the first time the holiday's parades have been canceled in recent memory,

Day in New Orleans will look a bit different this year, as the city is changing times and routes for the Zulu and Rex parades because of severe weather forecasts.  The storied Zulu Social Aide & Pleasure Club's parade will roll on a shortened route starting at 7 a.