The Chennai Meteorological Centre has announced that heavy and relentless rainfall is expected over the next 3 hours across 26 districts in Tamil Nadu, including Chennai. There is a likelihood of thunderstorms with lightning and heavy rain in several districts including Chennai, Thiruvallur, Chengalpattu, Cuddalore, Ariyalur, Sivaganga, Thoothukudi, Madurai, Theni, Virudhunagar, Coimbatore, and Ti
