Chennai and parts of Tamil Nadu have recorded heavy downpours on Thursday and in the wee hours of Friday that put them into mayhem, causing massive disruption. The state has been witnessing incessant rainfall for the past three weeks and around 27 districts have announced holiday for schools and colleges on Friday - November 26 in the wake of rainfall. Amid bracing up disruption, the India Meteorological Department (IMD) has made a prediction that a fresh low-pressure area is likely to form by next week. 

On Thursday, the IMD has said that a fresh low-pressure area is likely to form over the south Andaman sea around November 29 and this new system will become more marked and move west-northwestwards during the subsequent 48 hours. The agency has further forecast more thunderstorms with heavy rain over some areas of Chennai and its outskirts for the next 48 hours and that the maximum and minimum temperature is likely to be around 30 degrees Celsius and 25 degrees Celsius respectively. 

The agency has forecast heavy to very heavy rain for Friday in isolated places over the southern districts of Tirunelveli, Tenkasi, and Kanyakumari. The northern districts including Chennai, Kanchipuram, Chengalpattu, and Tiruvallur will also receive heavy rainfall. Several areas of Chennai had recorded heavy rainfall in the wee hours of Friday that had inundated the roads and streets. It has been predicted that Chennai will also receive heavy rainfall on Saturday and Sunday while the isolated places over Tiruvallur, Ranipet, and Nilgiris will receive heavy to very heavy rainfall on Sunday. 

Several parts of Tuticorin, Kanyakumari, and Tirunelveli districts have received heavy rainfall in the mornings hours of Friday. Due to heavy rainfall, a holiday has been declared for schools in 27 districts including Chennai, Kancheepuram, Chengalpattu, Tiruvallur, Ramanathapuram, Madurai, Tirunelveli, Thanjavur, and Tiruvannamalai. The district administrations have deployed measures to evacuate the people from affected areas in their respective districts. 

According to reports, dozens of streets in Chennai have been inundated aftermath of the heavy downpour and five trees have fallen overnight in Chennai. Over 600 people have been housed in temporary shelters and over 500 rainfall related complaints have been pending with the control room. The IMD has issued a red alert for southern districts of Tuticorin, Tenkasi, and Tirunelveli as these areas had received intense rainfall on Thursday and will receive more downpours for the next three days.