Shortest time on record between two continental US landfalling hurricanes is 23 hours between Treasure Coast #Hurricane (9/4/1933 at 5UTC) and Cuba-Brownsville Hurricane (9/5/1933 at 4 UTC). Both were Cat. 3 at landfall. #Laura #Marco pic.twitter.com/fkSraeenPv
— Philip Klotzbach (@philklotzbach) August 22, 2020