The Depression over Westcentral Bay and adjoining area moved northwestwards, intensified into a Deep Depression over Westcentral Bay and adjoining northwest Bay of Bengal (near lat. 16.9°N and long. 86.0°E), according to Bangladesh Meteorological Department (BMD) on Thursday.
It was centered at 6am on Thursday about 875 km southwest of Chattogram port, 830 km southwest of Cox's Bazar port, 735 km southwest of Mongla port and 740 km southwest of Payra port, according to third special weather bulletin of the met office.
It is likely to move north northwestwards direction further. Under its influence, steep pressure gradient persists over North Bay. Gusty or squally weather may affect the maritime ports, the North Bay and adjoining coastal areas of Bangladesh, reads the bulletin.
Maximum sustained wind speed within 48 km of the depression centre is about 50 kph rising to 60 kph in gusts or squalls. Sea will remain rough near the Deep Depression centre.
Depression weakens into well-marked low: BMD
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 over North Bay have been advised to remain close to the coast and proceed with caution till further notice, so that they can take shelter within a short notice.