Nagapattinam, Oct. 25 -- Cyclone warning signals have begun at nine ports, including Chennai, Nagapattinam and Cuddalore, after a low-pressure area over the Bay of Bengal intensified into a depression. The system is likely to strengthen further and cross the Andhra Pradesh coast on October 28, according to the India Meteorological Department (IMD).

The depression formed over the east-central and adjoining southeast Bay of Bengal on October 24 and is likely to move northwestwards and intensify further. The system is expected to develop into a very severe cyclonic storm and lie over the west-central Bay of Bengal off the Andhra Pradesh coast by the morning of October 28.

According to the IMD, the system is very likely to cross the Andhra ...