Dhaka, May 29 -- A deep depression formed over the Bay of Bengal has begun crossing the Bangladesh coastline and is expected to complete landfall by this evening, potentially triggering tidal surges of 2 to 4 feet in at least 14 districts.

The Bangladesh Meteorological Department (BMD) issued a special bulletin on Thursday, warning of the potential impacts.

According to the bulletin, the deep depression over the north-west Bay of Bengal and its adjoining areas has moved further north and started crossing the West Bengal-Bangladesh coast near Sagar Island in India and Khepupara in Bangladesh. It may complete crossing by evening and gradually weaken afterwards.

Under its influence, squally or gusty winds are likely to blow over the North...