 Typhoon Imbudo , known in the Philippines as Typhoon <unk> , was a powerful typhoon that struck the Philippines and southern China in July 2003 . The seventh named storm and fourth typhoon of the season , Imbudo formed on July 15 to the east of the Philippines . The storm moved generally west @-@ northward for much of its duration due to a ridge to the north . <unk> conditions allowed Imbudo to intensify , gradually at first before undergoing rapid deepening on July 19 . After reaching typhoon status , Imbudo strengthened further to peak 10 – minute sustained winds of 165 km / h ( 105 mph ) on July 20 . The typhoon made landfall on northern Luzon near peak intensity on July 22 , but quickly weakened over land . Once in the South China Sea , Imbudo re @-@ intensified slightly before making its final landfall in southern China near Yangjiang on July 24 , dissipating the next day . 
