The low-lying areas of 15 coastal districts in Bangladesh, including their offshore islands and chars, are likely to be inundated by tidal surges, the weather department said on Saturday.
These districts are Satkhira, Khulna, Bagerhat, Jhalakathi, Pirojpur, Barguna, Patuakhali, Bhola, Barishal, Laxmipur, Chandpur, Noakhali, Feni, Chattogram and Cox's Bazar.
The deep depression over the northeast Bay and adjoining Bangladesh-West Bengal coast moved west-northwestwards and crossed West Bengal and adjoining North Odisha coast, according to Bangladesh Meteorological Department.
Also read: Tidal surge likely to inundate low-lying areas of coastal districts
It now lies over coastal area of West Bengal-North Odisha as a land depression.
It is likely to move northwestwards further and weaken gradually.
Under its influence, deep convection is taking place and steep pressure gradient persists over North Bay and adjoining areas of Bangladesh.
Maritime ports of Chattogram, Cox’s Bazar, Mongla and Payra have been advised to keep hoisted local cautionary signal No 3.
All fishing boats and trawlers in the North Bay and deep sea have been advised to remain in shelter till further notice.