CHENNAI — The Regional Meteorological Centre (RMC) has issued a yellow alert for 19 districts of Tamil Nadu, forecasting heavy rains over the next two days. According to a statement from the Weather Department, these districts are expected to receive substantial rainfall due to a cyclonic system and an upper air circulation over the sea. The affected districts include Coimbatore, Tiruppur, The Nilgiris, Madurai, Erode, Virudhunagar, Theni, Dindigul, Tenkasi, Tirunelveli, Kanyakumari, Krishnagiri, Ramanathapuram, Dharmapuri, Salem, Namakkal, Karur, Thoothukudi, and Sivaganga. The RMC stated that a cyclonic circulation over the Gulf of Mannar has weakened, while an upper air circulation persists over the southwest Bay of Bengal, off the south Andhra coast. According to extended-range predictions, coastal Tamil Nadu may experience below-normal rainfall, but above-average rainfall is expected in other parts of the state through November 7. From November 8 to 14, near-normal to slightly above-normal rainfall is forecast in many areas of Tamil Nadu. Fishermen have been advised not to venture into the sea for the next 48 hours due to expected winds of 35-45 kmph, with gusts reaching up to 55 kmph along the southern Tamil Nadu coast, the Gulf of Mannar, and around the Cameron region. Northeast monsoon...