Cyclonic storm Dana over the East Central Bay of Bengal and adjoining area is likely to move West-Northwestwards direction and intensify further, according to the latest bulletin issued by the Bangladesh Meteorological Department (BMD).
The storm moved West-Northwestwards and lies over the same area, it said.
It was centred at 12 noon 665 kilometres West-Southwestwads of Chittagong port, 600 kilometres West-Southwest of Cox's Bazar port, 640 kilometres South-Southeast of Mongla port, and 595 kilometers South-Southeast of Payra port, it said.
Maximum sustained wind speed within 54 kms of the cyclone center is around 62 kilometres per hour, with gusts and squalls potentially reaching up to 88 kilometres per hour.
Sea condition is expected to remain very rough near the cyclone's centre, the bulletin said.
Maritime ports in Chattogram, Cox's Bazar, Mongla, and Payra have been advised to hoist cautionary signal-2.
All fishing boats and trawlers operating in the North Bay and deep sea have been instructed to remain close to the coast and exercise extreme caution until further notice, it added.