Winnie then weakened and passed north of Taiwan, before making landfall in Eastern China at Category 1-equivalent typhoon strength on the August 18.

The low headed northwestward while gradually organizing, strengthening into a tropical depression on the next day, with the JTWC assigning the storm the identifier 14W.

[3] Throughout the Ryukyu Islands and Kyūshū, Typhoon Winnie produced torrential rainfall, peaking at 450 mm (18 in) in Mikado, Miyazaki.

[5] At least 46 people were killed by the storm throughout the island,[6] 28 of whom were crushed when the Lincoln Mansions [zh] apartment building buckled and collapsed after the hillside it was on gave way near the town of Xizhi.

Flooding in suburban Taipei left the entire ground level of buildings underwater, sending debris across streets turned into rivers.

Prior to the typhoon's arrival in mainland China, officials evacuated an estimated 1 million people from coastal areas.

[13] In Shanghai, the Huangpu River broke its banks and inundated 400 homes with 1.5 m (4.9 ft) of water and knocked out power to thousands of residents.

At the site of the apartment collapse, rescue attempts were taken out for three days and after finding no additional survivors on the third, the remaining nine trapped within the rubble were presumed dead.

[3] According to news reports in China, emergency crews were out and repairing dikes damaged or destroyed by the typhoon as early as August 20.

[16] Roughly 300 km (190 mi) of failed dikes in Zhenjiang were considered to be the main reason why the storm was unusually deadly and destructive.