An analysis on cyclonic track in the coastal region of Bangladesh

This study analyzes the cyclonic track in the coastal region in Bangladesh. Bay of Bengal has been intrinsically associated with natural disasters. The frequency and tract information data of depression and deep depression, cyclonic storm and severe cyclonic storm for the period of 19812007 (27 years) are used in the study based on the availability data from Bangladesh Meteorological Department. The track formation of cyclonic disturbances has done by GIS techniques. The analysis of the tracks of 10 tropical cyclones of the Bay of Bengal which affected the coastal region in Bangladesh shows that 5 cyclones of 1981, 1988, 1998, 1999 and 2007 hit south western region of Bangladesh and another 5 cyclones of 1991, 1992, 1995, 1997 and 2006 hit northern and northeastern part of Chittagong. The study recommends that more detail data base analysis of the characteristics of the cyclonic track in the Bay of Bengal.