The India Meteorological Department (IMD) has issued heavy to extremely heavy rainfall warning for 20 states/UTs for Saturday (June 14). It is very likely over Karnataka, Kerala, Goa, Tamil Nadu, Puducherry, West Bengal, Sikkim, Arunachal Pradesh, Assam, Meghalaya, Andhra Pradesh, Gujarat, Maharashtra, Nagaland, Manipur, Mizoram, Tripura, Odisha, Telangana and Uttarakhand.