Tropical Cyclone Advisory Centers (TCAC) 
These centers are responsible for the warnings concerning tropical cyclone locations, intensity and movement. They are composed of Regional Specialized Meteorology Centers (RSMC) which includes Miami, Honolulu, New Delhi, La Reunion, Nadi, Tokyo and Tropical Cyclone warnings Centers (TCWC) which includes Perth, Darwin, Brisbane and Wellington.
Friday, October 20, 2017 (19:31 UTC)