The India Meteorological Department (IMD) has issued heavy to very heavy rainfall warning for 19 states/Union Territories for September 16 (Tuesday). It is very likely over Arunachal Pradesh, Bihar, Assam, Meghalaya, Uttar Pradesh, Jharkhand, Goa, Maharashtra, Nagaland, Manipur, Mizoram, Tripura, Karnataka, Tamil Nadu, Puducherry, Uttarakhand, West Bengal, Sikkim and Madhya Pradesh.