The Regional Meteorological Centre (RMC) has issued an orange alert for 11 districts in Tamil Nadu from October 12-15.
The districts, where the orange alert was issued, were Kanyakumari, Ramanathapuram, Tirunelveli, Thanjavur, Thiruvarur, Nagapattinam, Myladuthurai, Ariyalur, Perambalur, Thoothukudi and Tenkasi.
A low-pressure area between Lakshadweep and adjoining areas of the Arabian Sea was likely to move and intensify into a depression, the weather office said in a statement.
It has predicted heavy rainfall for Kancheepuram, Chengalpattu, the ghat areas of Coimbatore and Tiruppur districts, Pudukottai, Ramanathapuram, Sivaganga, Tiruchi, Cuddalore, Kallakurichi, Villupuram, Theni and Dindigul areas of Tamil Nadu.