 It moved westward, northward, and ultimately to the west-northwest before developing into a tropical depression on May 2 to the east of the Philippines.Early on May 3, after intensifying into a tropical storm the system struck Samar Island, and the next day it hit Masbate before turning northward.After passing over northern Luzon on May 5, the storm accelerated northeastward as it moved through the Luzon Strait, and intensified into a typhoon on May 7.