There's a 100% chance of rain and thunderstorms starting at noon Sunday, according to the NWS Mardi Gras Decision Support Page. The Krewe of Atlas in Jefferson Parish announced in an email Saturday morning that it will also be rescheduled from Sunday to Thursday. It will now roll behind the Krewe of Symphony, which starts at 6:30 p.m.

Forecasts show a 100% chance of rain and thunderstorms beginning at noon Sunday, prompting officials to adjust parade schedules.

Some Mardi Gras krewes are rescheduling their parades set to roll this Sunday due to forecasted rain. On Friday, Feb. 21, the Slidell Police Department reported that the Krewe of Dionysus will now roll on Friday,

According to Carnival historian and Mardi Gras Guide founder Arthur Hardy, the city’s first organized parading organization, the Mistick Krewe of Comus, was also the first to have one of its parades featured in a printed bulletin.

Due to the high possibility of rain, parades previously expected to roll Sunday on the Uptown New Orleans route have been rescheduled. The krewes of Femme Fatale, Carrollton and King Arthur will now take place on Tuesday night starting at 5:30 p.

The two parades were scheduled to roll on Sunday. Here's how to check the weather forecast for all parade days in the area.