 Initially a tropical disturbance between Kosrae and Enewetak on November 6 , the system moved south of west until November 9 , when the system began tracking north of west . The system organized into a tropical depression on November 10 , then tropical storm on November 11 , while moving towards the Philippines . Six days after Herbert , Ida crossed the central portion of the archipelago between November 12 and 13 . Interaction with the islands weakened the system back into a tropical depression before emerging into the South China sea . Strengthening back into a tropical storm on November 14 , Ida transcribed an anticyclonic , or clockwise , loop , weakening back into a tropical depression on November 16 while moving to the south due to strong southwest winds aloft . The depression moved south @-@ southwest before dissipating on November 19 . Two died when a cargo ship sank near Dongsha . 
