Typhoon Nina, known in the Philippines as Typhoon Sisang, was the most intense typhoon to strike the Philippines since Typhoon Irma in 1981. Typhoon Nina originated from an area of convection near the Marshall Islands in mid-November 1987. It gradually became better organized, and on November 19, was first classified as a tropical cyclone. Moving west-northwest, Nina attained tropical storm intensity that evening. Late on November 20, Nina passed through the Chuuk Lagoon. After a brief pause in intensification, Nina intensified into a typhoon on November 22. Two days later, the typhoon intensified suddenly, before attaining its peak 10 minute intensity of 165 km/h (105 mph). During the afternoon of November 25, Nina moved ashore in southern Luzon at the same intensity. It gradually weakene