Schools and colleges in Chennai and other parts of coastal Tamil Nadu will remain closed today after heavy rain was witnessed in the region since last evening. Many IT companies have given the option to its employees to work from home after the government advised them to declare a holiday due to the downpour. The weather office has warned of heavy rain today in coastal Tamil Nadu and intermittent showers in other parts of the state, however, saying that there is no need to panic. Several pockets of the Tamil Nadu capital were water-logged during Thursday evening rush hour.