On August 13, both the Japan Meteorological Agency (JMA) and the Joint Typhoon Warning Center (JTWC) classified the depression as a tropical storm.

Wukong made landfall at peak intensity late on August 17 near Miyazaki City in southern Kyūshū.

On August 12, the Japan Meteorological Agency (JMA) began monitoring a tropical depression located to the south of Chichi-jima island.

[2] Several hours after entering the Sea of Japan, the JMA downgraded Wukong to a tropical depression.

[1] According to Japanese weather officials, heavy rain, flood, storm and high wave warnings were put into effect for all of Kyūshū and adjacent areas in Honshū.

[5] Wukong produced torrential rains over Japan, peaking at 516 mm (20.3 in) in Hinokage, Miyazaki Prefecture.

[7] As the storm brushed the Korean Peninsula, it produced heavy rains, but caused no known damage.