Dhaka, May 16 -- The depression over south-east Bay and its adjoining areas has moved west-northwest and is intensifying into a deep depression, according to the Met Office.

It was centred about 1,340 km south-southwest of Chattogram port at 6 am Saturday, said Senior Meteorologist Abdur Rahman.

The depression is moving further west-northwest and the maximum sustained wind speed within 44 km of the centre rose to about 50 kph.

"It could turn into a cyclone by Saturday night. We will update the bulletin every six hours. At this time, the depression is advancing by 10-20 km. It is still far away. The cyclone will reach the coast of Bangladesh around May 19-20."

The low-pressure concentration over the sea triggered a mild heat wave in ma...