GMDSS (Global Maritime Distress and Safety System)

India is one of the issuing services of Met area VIII (N) among the 16 issuing services of WMO Marine broadcast system under the GMDSS. In India, the weather forecast and warning bulletin is prepared by ACWC (Area Cyclone Warning Centre) Mumbai for the Arabian sea, by ACWC, Calcutta for the Bay of Bengal and INOSHAC (Indian Ocean & South Hemispheric Centre) , Pune for Indian Ocean, North of equator upto 5°N, for their areas of responsibility. The bulletins are compiled by INOSHAC, Pune and transmitted to NHAC(Northen Hemisphere Analysis Centre), New Delhi. NHAC edits the final bulletin and transmits to Telecom (RTH, New Delhi) for further transmission through CES, Arvi.

Broadcast Schedules

IMD started issuing two GMDSS bulletin daily at 0900 UTC w.e.f. 1st June,1996. The second daily GMDSS bulletin issued at 18UTC. IMD has been issuing NAVTEX broadcast from Mumbai and Chennai.