New Delhi: At least two persons died in rain-related incidents in Chennai on November 2, Tuesday as the city recorded the highest rainfall in decades.According to the Indian Express, a 45-year-old woman from Pulianthope in Chennai died after a concrete slab collapsed on her, and a 52-year-old auto driver got electrocuted to death near Vyasarpadi.According to the India Meteorological Department’s latest weather update, rainfall and thunderstorms are likely to continue this week, the report said.For the first time in three decades, Nungambakkam, a core city area, recorded 8 cm of rainfall in a single day, the highest in three decades, deputy director general of meteorology, Regional Meteorological Centre, S. Balachandran told news agency Press Trust of India.The suburban Red Hills recorded 13 cm of rainfall, followed by 12 cm in Perambur.In 1990, the city witnessed 13 cm rainfall and it was 11 cm in 1964, both on November 1. In at least eight districts, including Chennai, Kancheepuram, Tiruvallur and Chengelpet, a holiday was declared for schools.A weather bulletin said a cyclonic circulation lay over north Sri Lanka and its neighbourhood at lower levels and a “trough runs from this system to southeast Arabian sea”.Meanwhile, chief minister M.K. Stalin chaired a virtual meeting of top officials on monsoon preparedness and instructed officials to work in cohesion and directed them to take swift action on complaints.The Northeast monsoon rains commenced in Tamil Nadu on October 29.Several areas near Anna Salai, the congested parts of north Chennai, some areas in the southern and northern regions of the city and suburbs witnessed inundation.Water entered the houses in low-lying areas in some parts of north Chennai.#WATCH | Tamil Nadu: Several parts of Chennai face waterlogging following incessant rainfall over the past two days.Visuals from East Avenue, Korattur in Chennai where water has entered residential areas. pic.twitter.com/7jQSesSLAI— ANI (@ANI) November 2, 2022Greater Chennai Corporation authorities inspected several areas and said that there was no rain water stagnation in localities like K.K. Nagar in view of preparatory measures and storm water drain work.Flood monitoring cameras have been installed by authorities in localities vulnerable to flooding.In view of the ongoing storm water drain improvement work and Chennai Metro Rail phase-2 project, barricades have been put up in many stretches of roads.While such infra-initiatives have already made traffic congestion the order of the day, the rains and waterlogging are the fresh woes people face during the monsoon.Balachandran said that from October 1 to November 1, Chennai district received 20 cm rainfall while the average for this period was 28 cm, which is 29% less than normal.However, when the period between October 1 and 31 is considered, the city received 14 cm showers while the normal rainfall for this period was 27 cm.The current spell of rain, in a single day, has narrowed that gap by 18%.For the next three days, most areas in Tamil Nadu Puducherry-Karaikal are expected to receive moderate rainfall, he said.During the next 24 hours, some places in Chennai, Kancheepuram, Tiruvallur, Chengelpet, and other northern districts, including Vellore, could witness heavy to very heavy downpour.A couple of areas in the districts falling under Cauvery delta zone, Ramanathapuram and Sivaganga may also witness heavy rainfall.Fishermen have been advised to not venture into sea.(With inputs from PTI)