The Regional Meteorological Centre (RMC), Chennai, has forecast very heavy rain in parts of Tamil Nadu on Friday (May 9), including Nagapattinam and Mayiladuthurai.
In its bulletin, the RMC said an upper-air cyclonic circulation persists over the Gulf of Mannar adjoining Sri Lanka. Under its influence, a low-pressure area is likely to form over the Bay of Bengal around May 13, with rain continuing across several districts.
For May 9, very heavy rain is likely over Ramanathapuram, Sivaganga, Pudukkottai, Thanjavur, Tiruvarur, Nagapattinam, Mayiladuthurai and Karaikal. Heavy rain is also expected over Chennai, Kancheepuram, Tiruvallur, Nilgiris, Coimbatore, Erode, Tiruppur, Karur, Namakkal, Tiruchirappalli, Dindigul, Madurai, Theni, Tenkasi, Virudhunagar, Tirunelveli, Kanniyakumari and Thoothukudi.
The forecast indicates heavy rain over Dindigul, Madurai, Theni, Tenkasi, Virudhunagar, Tirunelveli, Kanniyakumari, Sivaganga, Ramanathapuram and Thoothukudi on May 10, and over Ramanathapuram, Kanniyakumari, Tirunelveli and Thoothukudi on May 11.
On May 12, heavy rain is likely over Nagapattinam, Thanjavur, Tiruvarur, Ramanathapuram, Sivaganga, Pudukkottai, Mayiladuthurai, Cuddalore and Karaikal. On May 13, heavy rain is forecast over Chennai, Chengalpattu, Tiruvallur, Ranipet, Vellore, Kancheepuram, Tiruvannamalai, Kallakurichi, Cuddalore, Mayiladuthurai, Villupuram, Nagapattinam, Tiruvarur and Thanjavur, along with Puducherry and Karaikal.
The RMC further said very heavy rain is likely over Tiruvannamalai, Villupuram, Cuddalore, Puducherry and Karaikal on May 14, while heavy rain may occur in several districts including Chennai and parts of the Cauvery delta. Very heavy rain is expected over Erode, Nilgiris and Salem on May 15, with heavy rain likely over Coimbatore, Madurai, Theni, Dindigul, Tiruppur and Namakkal.
