Obtain the latest advisory with first level basic meteorological information on tropical cyclones, hurricanes and typhoons. The six tropical cyclone Regional Specialized Meteorological Centres (RSMCs) together with six Tropical Cyclone Warning Centres (TCWCs) having regional responsibility, provide advisories and bulletins with up-to-date first level basic meteorological information on all tropical cyclones, hurricanes, typhoons everywhere in the world. The first-level basic information comprises reliable information from a clearly defined source on the tropical cyclone's location and size and its present and forecast movement and intensity. Where available to the RSMC, summaries of the official National Warnings may be included in their advisory.