The India Meteorological Department (IMD) on Sunday said low-pressure area is likely to be formed over east-central Bay of Bengal in the next 48 hours. And under its influence, widespread rainfall is expected in Odisha, north Andhra Pradesh and Telangana from June 9 to 11.
According to IMD, outhwest monsoon is said to arrive in Mumbai by June 11. As a low-pressure area is forming over the Bay of Bengal around June 8, it is expected to increase rainfall over the coast, including Mumbai.
The IMD said the low-pressure area will become more marked in the next 24 hours and will move west-northwestwards. The IMD predicted heavy to very heavy rainfall over Odisha, north coastal Andhra Pradesh, Telangana, Vidarbha region of Maharashtra, Gangetic West Bengal, and Gujarat between June 9 and June 11. The IMD said that a low pressure area was likely to develop over east central Bay of Bengal during the next 48 hours. "It is likely to move west-northwestwards and become more marked during subsequent 24 hours," it said.
The Western Disturbance as a trough persists as also cyclonic circulation over northwest Rajasthan & neighbourhood, north Punjab, Bihar and adjoining East Uttar Pradesh, northeast Uttar Pradesh &neighbourhood and Central Gujarat. A cyclonic circulation lies over Southeast Arabian Sea off Kerala Coast at 5.8 km above mean sea level.
Mrutyanjay Mohapatra, Director General, IMD said, "It is a positive development as it will allow the further advancement of monsoon, and most probably it will meet its new normal onset date of June 11 for Mumbai. "
The IMD also predicted heavy rainfall in the Vidarbha region, Gangetic West Bengal, Gujarat and South Madhya Pradesh on June 10 and 11.
It added the southwest monsoon has advanced to south Karnataka, and condition are becoming favourable for its advancement into parts of Maharashtra, Telangana and coasta, Andhra Pradesh. The Northern Limit of Monsoon (NLM) now passes throughKarwar, Shimogha, Tumukuru, Chittoor and Chennai.