Nation ‘Dangerous and potentially life-threatening’ flash floods, thunderstorms hammer Louisiana and Gulf Coast May 17, 2021Elinor Aspegren, USA TODAYComments Off on ‘Dangerous and potentially life-threatening’ flash floods, thunderstorms hammer Louisiana and Gulf Coast A deluge of rain hammered parts of the Gulf Coast Monday, leaving cars stranded, flooding houses, and threatening thunderstorms for the next week.