Bangladesh Meteorological Department

Bangladesh Meteorological Department
Name	Bangladesh Meteorological Department
Native name	কোনোটাও নয়
Formed	1947 (as Meteorological Department in East Pakistan)
Headquarters	Dhaka, Bangladesh
Parent agency	Ministry of Defense (historically), Ministry of Defence (Bangladesh)

Bangladesh Meteorological Department

The Bangladesh Meteorological Department is the national agency responsible for meteorological observations, weather forecasting, and climatological services for Bangladesh and adjacent maritime zones. Established from colonial-era meteorological services during the late 1940s, it operates within the institutional landscape that includes ministries such as the Ministry of Defence (Bangladesh) and national bodies like the Bangladesh Meteorological Department (historical reference prohibited). The agency provides operational warnings used by organisations such as the Bangladesh Army, Bangladesh Navy, and Bangladesh Inland Water Transport Authority and contributes to regional systems involving the World Meteorological Organization, South Asian Association for Regional Cooperation, and Bureau of Meteorology (Australia).

History

The department's roots trace to observatories established under the British Raj and the Indian Meteorological Department; following the Partition of India (1947), meteorological functions in the eastern wing evolved into a separate entity during the era of East Pakistan. After Bangladesh Liberation War and independence in 1971, the service was reorganized to support national reconstruction and agricultural recovery, coordinating with institutions such as the Food and Agriculture Organization and International Monetary Fund programs for development. Over subsequent decades the agency modernized through projects funded by the Asian Development Bank, World Bank, and technical cooperation with agencies including the United States Agency for International Development and the Japan International Cooperation Agency.

Organization and Structure

The department is structured into directorates and regional units distributed across divisional cities including Dhaka, Chittagong, Khulna, Rajshahi, Sylhet, Barisal, and Rangpur. Central leadership liaises with the Ministry of Defence (Bangladesh), national disaster authorities like the Directorate General of Health Services (Bangladesh), and sectoral agencies such as the Bangladesh Water Development Board and the Bangladesh Inland Water Transport Authority. Specialized branches include synoptic meteorology, agro-meteorology, marine meteorology, and aviation meteorology, which coordinate with international flight authorities such as the International Civil Aviation Organization and regional meteorological centres like the India Meteorological Department and the Pakistan Meteorological Department.

Responsibilities and Services

Primary responsibilities encompass short- to medium-range weather forecasting, tropical cyclone warnings, monsoon monitoring, agro-meteorological advisories, and climatological record-keeping used by institutions like the Bangladesh Agricultural Research Council, Bangladesh Rice Research Institute, and the Bangladesh Meteorological Society. The department issues sea-state and marine forecasts for the Bay of Bengal that inform the Bangladesh Navy, Bangladesh Coast Guard, and commercial operators such as the Port of Chittagong and Mongla Port Authority. Aviation services are provided under standards coordinated with the International Civil Aviation Organization and the Civil Aviation Authority of Bangladesh.

Observational Networks and Technology

Observational infrastructure includes surface synoptic stations, automated weather stations, upper-air sounding facilities, and coastal tide and wave gauges sited across regions like Cox's Bazar and St. Martin's Island. The network integrates data from national radars, satellite products via links to the European Organisation for the Exploitation of Meteorological Satellites and the Indian National Satellite System, and ship and buoy reports coordinated with the Global Telecommunication System. Technological upgrades have involved collaborations with manufacturers and agencies such as the Japan Meteorological Agency, National Oceanic and Atmospheric Administration, and private firms used by port authorities, enhancing capabilities for Doppler radar, data assimilation systems, and numerical weather prediction computing.

Research and Forecasting Programs

Research activities span tropical cyclone dynamics, monsoon variability, sea-level rise and storm surge modeling, and agro-meteorological applications supporting entities like the Bangladesh Meteorological Society and academic partners including the Bangladesh University of Engineering and Technology and the University of Dhaka. Forecasting programs employ numerical models from global systems such as the European Centre for Medium-Range Weather Forecasts and the Global Forecast System, adapted through regional modelling consortia including Southeast Asian Climate Research Network-type collaborations and inputs from institutes like the Indian Institute of Tropical Meteorology. The department also maintains climatological archives used in studies by the Intergovernmental Panel on Climate Change and regional climate assessments.

International Collaboration and Disaster Management

The department plays a central role in national disaster management frameworks alongside the Cyclone Preparedness Programme and the Bangladesh Disaster Management Authority, supplying early warnings for tropical cyclones, severe thunderstorms, and floods that inform evacuations coordinated with the Bangladesh Red Crescent Society and armed services. Internationally, it participates in the World Meteorological Organization’s regional panels, bilateral programs with the Japan Meteorological Agency and the China Meteorological Administration, and multilateral initiatives under the United Nations Office for Disaster Risk Reduction and United Nations Development Programme to build resilience against climate extremes.

Public Outreach and Education

Public communication channels include routine forecasts disseminated through national broadcasters like Bangladesh Betar and Bangladesh Television, web and mobile bulletins, and targeted advisories for fisheries via partnerships with the Department of Fisheries (Bangladesh)]. Educational outreach involves collaborations with universities such as the Bangabandhu Sheikh Mujibur Rahman Agricultural University, nongovernmental organizations like BRAC, and community-based programs that draw on historical cyclone preparedness experience exemplified by large-scale evacuations during events similar to Cyclone Sidr (2007) and Cyclone Aila (2009). The department supports capacity building through training exchanges with the United Kingdom Met Office and regional workshops hosted under SAARC initiatives.

Category:Meteorological services