The R&B musician and founder of Rock and Roll, known best for hits like "Blueberry Hill" and “I’m Walking (Yes, Indeed, I’m Talking)” told his publicist he and his family were going to ride out the storm in their house, which is now completely submerged. At 76, I don't think he could swim far.
Also missing according to Fox News, Irma Thomas who originally sang "Time is on my side" and the composer and arranger Allen Toussaint.
The website for Preservation Hall says that their bandleader made it to Atlanta, but has no word on other musicians or the state of the Hall, which is itself quite a historical landmark. Preservation Hall was, however, three blocks from the Mississippi river.