The threat of severe weather has left New Orleans Mardi Gras traditions at risk, with parades being shortened or canceled, warnings issued over flying debris and officials urging extreme caution

Powerful storms bearing a threat of tornadoes are expected to punch through Louisiana and other parts of the South on Tuesday.

Mardi Gras gives people the opportunity to celebrate before the Lenten season, where many give up habits for 40 days. Here's a closer look.