that monitor and forecast tropical cyclones, including the United States Joint Typhoon Warning Center, as well as the Bangladesh, Pakistan and India Meteorological Department. As a result, the track and intensity of tropical cyclones differ from each other, and as a result, the accumulated cyclone energy also varies over the region. However, the India Meteorological Department has been designated as the official Regional Specialised Meteorological Centre by the WMO for the region and has worked out the ACE for all cyclonic systems above based on their best track analysis which goes back to 1982. See also Atlantic hurricane References External links The International Best Track Archive for Climate Stewardship (IBTrACS) Colorado State University's Real Time Tropical Cyclone Statistics Ryan Maue's Global Tropical Cyclone Activity Tropical cyclone meteorology