The monsoon depression over Northwest Bay and adjoining Odisha-West Bengal coasts intensified into a deep depression.
It now lies over Northwest Bay and adjoining West Bengal-North Odisha coasts (near lat. 21.2°N and lon. 88.1°E) at 0600 am on Monday (27 July, 2026), about 425 km west-southwest of Chattogram, 430 km west of Cox's Bazar, 220 km west-southwest of Mongla and 260 km west-southwest of Payra, said a special bulletin of the Met Office.
It is likely to move north-northwestwards and cross West Bengal-north Odisha coasts by evening on Monday.
Under its influence, squally weather may affect the Maritime Ports, North Bay and adjoining Coastal areas of Bangladesh.
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 centre.
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 in shelter till further notice.