IMD has issued rainfall and heatwave warnings for several states and UTs for Sunday. Heavy to extremely heavy rain is likely over Assam, Meghalaya, West Bengal, Sikkim, Arunachal Pradesh, Kerala, Puducherry, Andaman & Nicobar Islands, Bihar, Chhattisgarh, Andhra Pradesh, Karnataka, Goa, Lakshadweep and northeastern states. Heatwave is likely over Bihar, Haryana, Chandigarh, Delhi and UP.