A low pressure area over the South Andaman Sea will likely become a depression by Saturday, October 31. IMD director general Mrithyunjay Mohaparta said, "T low probability of the system intensifying into a cyclone." Coastal Andhra Pradesh and Yanam expect heavy rains and strong winds starting November 2.

Visakhapatnam: The low pressure areas over South Andaman Sea and adjoining Andaman and Nicobar Islands moved west-northwestwards and lay over the same region on Friday morning, according to IMD, Amaravati.

The report said it is very likely to continue to move west-northwestwards and concentrate into a depression over southeast Bay of Bengal and adjoining areas of Andaman and Nicobar Islands and Andaman Sea around Saturday (October 31). Thereafter, it is likely to move west-northwestwards towards Andhra Pradesh coast during subsequent two days.

"There is a low probability of the system intensifying into a cyclone but chances are more for it to become a depression,’’ said director general of IMD, New Delhi Mrithyunjay Mohaparta.

The European Centre for Medium-Range Weather Forecasts said there was a 30 to 40 percent probability of the system intensifying into a cyclonic disturbance.

The Global Forecasting System of US said the system might move towards Odisha-West Bengal as a cyclone.

The IMD, Amaravati report said under the influence of the system, thunderstorms accompanied with lightning likely at one or two places over Coastal Andhra Pradesh and Yanam on October 31 and November 1. Strong winds speed reaching 30-40 Kmph gusting to 50Kmph likely at one or two places over the same area.

Thereafter heavy to very heavy rain likely at one or two places over Coastal Andhra Pradesh and Yanam. Heavy rain is likely at one or two places over Rayalaseema. Thunderstorms accompanied with lightning, strong winds with speed reaching 40-50Kmph gusting to 60Kmph at one or two places likely over the same area.

Senior scientist at IMD Amaravati Dr S Karunasagar said much of the rain would be in south coastal Andhra Prasad while it would be less for north coastal Andhra Pradesh.