Nanmadol was a C1 tropical cyclone that formed in the Philippine Sea in 2004. The storm reached maximum sustained winds of 167 km/h (90 kt) with a minimum central pressure of 935 hPa. Tracking across the Philippine Seain the Western Pacific basin (, it potentially affected the Philippines, Taiwan and Japan. The storm traveled from approximately 5.6°118.3° to 22.9°153.5°, crossing a range of 17 latitude and 35 longitude.