 The storm weakened after moving inland and fell to Category 1 intensity by 1200 UTC on August 18 . Later that day , the storm re @-@ emerged into the Atlantic Ocean . Now heading northeastward , it continued weakening , but maintained Category 1 intensity . By late on August 20 , the storm curved eastward over the northwestern Atlantic . It also began losing tropical characteristics and transitioned into an extratropical cyclone at 0000 UTC on August 22 , while located about 325 miles ( 525 km ) south of Sable Island . However , after four days , the system regenerated into a tropical storm while located about 695 miles ( 1 @,@ 120 km ) west @-@ southwest of Flores Island in the Azores on August 26 . It moved slowly north @-@ northwestward , until curving to the east on August 29 . Between August 26 and September 1 , the storm did not differentiate in intensity , but began re @-@ strengthening while turning southeastward on September 2 . Early on the following day , the storm again reached hurricane intensity . It curved northeastward and passed through the Azores on September 3 , shortly before transitioning into an extratropical cyclone . The storm had the longest duration of an Atlantic hurricane on record , lasting for 31 days , 28 of which it was tropical . 
