On August 20, a tropical depression formed to the west of Mariana Islands. On the next day, the tropical depression intensified into a Tropical Storm and the JMA designated it as Tropical Storm Bailu. Bailu gradually intensified over the Philippine Sea, and later intensifying into a Severe Tropical Storm. On August 24, Bailu made landfall over Manzhou Township, Pingtung County, Taiwan. Bailu weakened a little before making landfall in Fujian, China and dissipating late on August 26.