The maritime ports of Chattogram, Cox's Bazar, Mongla and Payra have been advised to keep hoisted local cautionary signal number three as the cyclonic storm “Yaas” weakened into a deep depression over north Odisha and adjoining Jharkhand area on Thursday morning.
It is likely to move north-north-westwards further and weaken gradually, said a Met Office bulletin.
The bulletin said a steep pressure gradient persists over north bay and coastal areas of Bangladesh. The Sea will remain rough.
Read: Cyclone Yaas impact: 27 upazilas affected by storm surge
Under its influence, Khulna, Satkhira, Bagerhat, Jhalakati, Pirojpur, Barguna, Patuakhali, Barishal, Bhola, Noakhali, Laxmipur, Feni, Chandpur and Chattogram districts and their offshore islands, and chars are likely to experience wind speed up to 50-60 kph in gusts or squalls.
The low-lying areas of Khulna, Satkhira, Bagerhat, Jhalokathi, Pirojpur, Barguna, Patuakhali, Barishal, Bhola, Noakhali, Laxmipur, Feni, Chandpur and Chattogram districts are likely to be inundated by 02-04 feet height above normal astronomical tide under the influence of steep pressure gradient and the full moon phase.
All fishing boats and trawlers over North Bay and deep sea have been advised to remain in shelter until further notice.