Chennai: The PWD authorities began to release water from Lake Chembarambakkam on Sunday afternoon when Chennai had received heavy rain since Saturday night.
Officials asked people who lived on the banks of the Adyar river to be vigilant.
PWD also released water from the Poondi reservoir and Red Hills.
At first, 500 cusec water was being released from the lake.
Then, it increases to 1,000 cusecs.
The heavy bathroom causes flooding in many ways and the environment.
T Nagar, Vyasarpadi, Royapettah, Mylapore, Adyar and many parts of the city suffer from waterlogging.
Many main roads have a knee water level in the morning.
Another affected area including the Tondiajirpet High Road, Jeevan Lal Nagar, Great Northern Trunn Road, Jawaharlal Nehru Nagar, part of Madhavram (Ganapathy Siva Nagar, Deepan Nagar, Raghavendra Nagar), part of Timpananpet (TP Scheme Road, Tiruvalur Nagar), Vinobha Nagar), part of the Royapuram, Teynampet parts (Khader Nawaz Khan Road, Sivananda Silai and others), Velachery and Sholinganlatur.
IMD said the air circulation was up to a height of 3.1km on the Tamil Nadu Utara and coastal areas that side by side have triggered rainfall activities in the city and neighboring districts.
During the next 48 hours, IMD has predicted a storm with very heavy rainfall in several areas in the city and suburbs while the sky will remain cloudy.
The maximum and minimum temperature tends to be around 27 degrees Celsius and 24 degrees C Celsius.
Chembarambakkam Maximemeanmara, a new weather system tends to be formed above Bengal which is expected to bring more rain to Tamil Nadu.
IMD said the circulation of the cyclone is located in the southeast bay of Bengal and is adjacent to the equated equatorial Indian Ocean to 4.5 km above sea level.
Under its influence, low pressure areas are likely to be formed in the Southeast Bulk of Bengal and the environment around 9 November 2021.
It is likely to be more marked and moved towards North Tamil Nadu Beach for the next 48 hours.
According to IMD estimates, with very heavy rainfall it will likely be on November 8 in remote places in Chennai, Villupuram, Cuddalore, Mayiladuthurai, Nagapattinam Regency and Puduchhery.
Heavy rain will also occur in remote places on Pudukkottai, Ramanathapuram, Madurai, Thenuppur, Karur, Tiruchirapalli, Nilgiris, Coimbatore, Kalakurichi and Salem District.
The agency says heavily until the rain is very heavy likely it will occur in remote places on Kanyakumari, Tirunelveli, Thenkasi and Tuticorin District on November 9.
Heavy rain will also occur in insulated places above Cuddalore, Ariyalur, Peraambal, Dindigul and Delta.