High Quality Content by WIKIPEDIA articles! Severe Tropical Storm Halong (international designation: 0804, JTWC designation: 05W, PAGASA name: Cosme) was the fourth severe tropical storm named by the Japan Meteorological Agency (JMA) who are the Regional Specialized Meteorological Centre for the Northwestern Pacific Ocean. The Joint Typhoon Warning Center also recognised Halong as the fifth tropical depression, the fourth tropical storm as well as the third typhoon of the 2008 Pacific typhoon season.