Nation What to know about Tropical Storm Barry’s path, landfall, winds, flooding and more July 13, 2019July 14, 2019Adrianna Rodriguez and Ken Alltucker, USA TODAYComments Off on What to know about Tropical Storm Barry’s path, landfall, winds, flooding and more Some 14 trillion gallons of rainwater are forecast to fall on Louisiana, Mississippi and Arkansas during Barry. Three million people may be impacted.