Heavy rains on Tuesday lashed Chennai disrupting flight movement and leaving several areas inundated.
The picture looks no better for Wednesday with the weather office forecasting heavy to very heavy rainfall for Tamil Nadu, especially over the northern districts of Chennai, Tiruvallur and Kancheepuram.
A flood warning along the Adyar has been issued as the government has started releasing 20,000 cubic feet per second of water from Chembarambakkam reservoir into Adyar.
A holiday has been declared on Tuesday for educational institutions in these districts, which have been experiencing heavy downpour.
Infrastructure, including roads and bridges, storm water drainage systems, water supply and sewerage systems and electricity supply systems have been battered in many areas. Most roads were left in a damaged state, with motorists finding it hard to negotiate potholes.