The India Meteorological Department (IMD) has issued heavy to very heavy rainfall warning for several states for Sunday (September 14). It is very likely over Arunachal Pradesh, Assam, Meghalaya, Goa, Maharashtra, Nagaland, Manipur, Mizoram, Tripura, West Bengal, Sikkim, Bihar, Chhattisgarh, Gujarat, Himachal Pradesh, Madhya Pradesh, Karnataka, Telangana and Uttarakhand.