Light to Mod Rain with TS is likely to occur at isol places over Ariyalur, Cudore, D'gul, Erode, Karur, Krishnagiri, Madurai, M'thurai, Naga, Namakkal, Perambalur, Pudukkottai, Ramnad, Ranipet, Sivaganga, Thanjavur, Thiruvallur, Thiruvarur, Trichy, Tirupathur, Vellore, Vnagar, Karaikal in next 3 hours.