Maritime ports of Chittagong, Cox’s Bazar, Mongla and Payra have been advised to keep hoisted local cautionary signal no three due to a depression formed in the Bay.
The land depression over gangetic West Bengal and adjoining Odisha and Southwestern part of Bangladesh moved slightly northwards and was centred at 6:00 pm on Friday over the same area (near at 22.3°n and long 86.5°e).
It is likely to move in a north/northeasterly direction further and weaken gradually. Under its influence steep pressure gradient and deep convection is continuing over North Bay, said a special bulleting of Met office.
Under the influence of the land depression the low-lying areas of the coastal districts of Cox’s Bazar, Chittagong, Noakhali, Laxmipur, Feni, Chandpur, Bhola, Barisal, Patuakhali, Jhalokathi, Pirojpur, Borguna, Bagherhat, Khulna, Satkhira and their offshore islands and chars are likely to be inundated by wind driven surge of 1-2 feet height above normal astronomical tide.
All fishing boats and trawlers over North Bay have been advised to remain in shelter till further notice.