The IMD has issued rainfall and heatwave warning for several states for Monday. Heavy to very heavy rainfall is likely over parts of Assam, Meghalaya, Bihar, Arunachal Pradesh, UP, Nagaland, Manipur, Mizoram, Tripura, Odisha, West Bengal, Sikkim and Uttarakhand. Heatwave is likely over parts of Andhra Pradesh. Hot and humid weather is likely over parts of Odisha, TN and Puducherry.