Son-Tinh was a TS tropical cyclone that formed in the Philippine Sea in 2018. The storm reached maximum sustained winds of 74 km/h (40 kt) with a minimum central pressure of 994 hPa. Tracking across the Philippine Seain the Western Pacific basin (, it potentially affected the Philippines, Taiwan and Japan. The storm traveled from approximately 18.7°102.9° to 22.8°137.8°, crossing a range of 4 latitude and 35 longitude.