An upper air cyclonic circulation is likely to form over South Andaman Sea and adjoining areas during next 24 hours. It is likely to move west-northwestwards and become a low pressure area over southeast Bay of Bengal around Saturday. This system is likely to intensify into a depression over southwest Bay of Bengal during subsequent 2 days. Light to moderate rain is possible over Andaman & Nicobar Islands, interior Tamil Nadu, Kerala and Lakshadweep. A cyclonic circulation lies over Comorin area & neighbourhood in lower tropospheric levels. Another cyclonic circulation lies over southeast Arabian sea off Kerala coast in lower tropospheric levels. Light to moderate rain with a few heavy spells may occur over South Tamil Nadu, Puducherry and Kerala. Assam and Meghalaya are likely to experience light to moderate rainfall at isolated places. In North and Central India, dense fog is likely to form in isolated pockets during the night and early morning hours for several days. Maximum temperatures are projected to remain above normal in South India, while they will hover near or slightly below normal across the rest of the subcontinent during this period. Meanwhile, minimum temperatures are expected to stay above normal over North India, the northern plains, and the extreme southern peninsula.