The india Meteorological Department (IMD) forecasted exceptionally heavy rain in the city and its surrounding regions for the next 24 hours. Heavy rains and gusting winds have hampered flight operations at chennai International Airport. Several planes were cancelled, while others were rerouted.
Teams from the National Disaster Response Force (NDRF) and the State Disaster Response Force (SDRF) were stationed throughout the city. The NDRF troops rescued around 15 persons from the tambaram neighbourhood near Peerkankaranai and Perungalathur who were trapped owing to severe waterlogging caused by the city's heavy rain.
Bridge No.14 between Basin Bridge and Vyasarpadi has been halted for safety concerns due to water running beyond the danger threshold.
Six trains, beginning in chennai, were cancelled on Monday: the Mysuru Shatabdi Express, the coimbatore Kovai Express, the coimbatore Shatabdi Express, the KSR Bengaluru AC Double Decker Express, the KSR Bengaluru Brindavan Express, and the tirupati Sapthagiri Express.
According to IMD, most sections of the city under the Greater chennai Corporation's boundaries have received more than 100 mm of rain, including Valasaravakkam (154.2 mm), Nungambakkam (101.7 mm), Sholinganallur (125.7 mm), Kodambakkam (123.3 mm), Meenambakkam (108 mm), and others.
Heavy rain also fell in the surrounding districts of Kancheepuram, Chengalpattu, and Tiruvallur.
In addition, due to heavy rains and flooding, Southern Railway has temporarily halted suburban train services in all chennai Suburban portions till 8 a.m. on Monday. Only special passenger trains, according to the Southern Railway, will run in these portions.