The IMD has issued rainfall and heatwave warning for several states/UTs for Thursday. Heavy to very heavy rainfall is very likely over parts of Arunachal Pradesh, West Bengal, Odisha, Assam, Meghalaya, Bihar, Chhattisgarh, Jharkhand, Nagaland, Manipur, Mizoram, Tripura, Sikkim and Uttarakhand. Heatwave is very likely over parts of Andhra Pradesh, Tamil Nadu and Puducherry.