The low-pressure area formed is very likely to move towards Tamil Nadu and Puducherry coasts as a severe depression by tomorrow (Saturday) due to which light to moderate rain accompanied by thunderstorms are likely to occur at most places over Tamil Nadu, Puducherry and Karaikal from today (Friday) to the next day (Sunday).

15 districts namely Chennai, Chengalpattu, Villupuram, Vellore, Tirupattur, Thiruvannamalai, Kallakurichi, Cuddalore, Ariyalur, Perambalur, Trichy, Thanjavur, Tiruvarur, Nagapattinam, Mayiladuthurai, Puducherry, Karaikal regions received heavy to very heavy rains yesterday night. Narmapuri, Salem, Namakkal, Karur, Pudukottai, Sivagangai, Ramadhanpuram, Virudhunagar, Madurai, Theni, Dindigul, Tirupur, Coimbatore and the Nilgiri districts are likely to receive rain at one or two places, according to the Regional Meteorological Department (RMC) informed.

On Thursday, The Indian Meteorological Department (IMD) issued a red alert for Kancheepuram, Ranipet and Tiruvallur on November 11. The centre also issued orange alert for Chennai, Kancheepuram, Ranipet, Chengalpattu, Kallakuruchi, Cuddalore, Vellore, Tiruvannamalai, Tirupattur, Nagapattinam, Thiruvarur, Thanjavur and Perambalur.

Addtionally, Chennai, Chengalpattu, Ranipet, Kancheepuram and Tiruvallur declared holiday for schools and colleges today.