, Nov. 27 -- Maritime ports of Chattogram, Cox's Bazar, Mongla and Payra have been advised to keep hoisted distant cautionary signal No 1 as the depression over southwest Bay of Bengal and adjoining Sri Lanka coast intensified into a deep depression over the same area.

It was centered at 09 am on Thursday about 2035 km southwest of Chattogram port, 1975 km

southwest of Cox's Bazar port, 1945 km southwest of Mongla port and 1930 km southwest of

Payra port, said a special bulletin of the Met office.

It is likely to move north-northwestwards and intensify further.

Maximum sustained wind speed within 48 km of the Deep Depression centre is about 50 kph rising to 60 kph in gusts or squalls. Sea will remain rough near the Deep Depression ce...