Chennai is still recovering from the heavy throbbing received due to the intense rainfall, which occurred on Saturday. The uninterrupted rainstorm for 24 hours has caused a barrage in most areas on Sunday and opened up of sluiceway of three city reservoirs to let the superfluous water flow. The India Meteorological Department portended more rain in the coming week. It has even released an orange alert in over 14 districts, including Chennai, Kanchipuram, Chengalpattu, Tiruvallur, Tirupattur, Nagapattinam, Vellore, Mayiladuthurai, Cuddalore, Villupuram, Ranipet, Kallakurichi, Tiruvannamalai, and Salem districts of Tamil Nadu.
Meanwhile, PM Narendra Modi had a conversation on Sunday with Chief Minister MK Stalin to talk about the situation due to emergence of the heavy rainfall in different regions of Tamil Nadu. The state has announced a two-day holiday in schools and colleges of Chennai and 22 other districts. The National Disaster Response Force (NDRF) has deployed five rescue teams in Tamil Nadu because of the chanced heavy rainfall swamping several areas. Two teams have already been appointed in the Madurai district, one each in Chennai, Chengalpattu, and Thiruvallur districts, and further teams have been already set on alert if needed. This is the heaviest rainfall observed on record ever since 2015 and has been induced due to the northeast monsoon, which is influenced by La Nina, a complex weather model caused by discrepancies in ocean temperatures in the equatorial band of the Pacific Ocean. Though the rainfall appeared to stop in Chennai on Sunday night, shifting from mild to moderate, erratic rainfall is continuously reported in other areas of Tamil Nadu, comprising Erode and Tiruvarur. Since the beginning of the Northeast monsoon in October, Tamil Nadu and Puducherry have experienced over 43 percent additional rainfall.
Numerous regions of Tamil Nadu have reported extensive bogging on Sunday morning after the heavy overnight rains. Many vehicles were grounded and people had to paddle through clogged water; some people even complained about water entering their residences.