More @CBCNews: Flash floods swamp streets in New Orleans's famed French Quarter as storm off Louisiana coast threatens to grow to hurricane force as early as Friday. Initial storm surge on Mississippi River projected at 6.1 metres, highest since 1927. https://t.co/EZwpQZfT0o
@weatherchannel my son Bryon Callahan @ University of New Orleans & sent me this video. They were on alert and against concrete pillars in their building. Filmed on Lake Pontchartrain from his office window. He was at his desk working, saw a lightning flash, looked up & saw this!