In the most recent and reliable records, most tropical cyclones which attained a pressure of 900 hPa (mbar) (26.56 inHg) or less have occurred in the Western North Pacific Ocean. The strongest tropical cyclone recorded worldwide, as measured by minimum central pressure, was Typhoon Tip, which reached a pressure of 870 hPa (25.69 inHg) on October 12, 1979. The following list is subdivided by basins. Data listed are provided by the official Regional Specialized Meteorological Centre, unless otherwise noted. On October 23, 2015, Hurricane Patricia attained the strongest 1-minute sustained winds on record at 215 mph (345 km/h).