The IMD has issued heavy to very heavy rainfall warning for Assam, Meghalaya, Arunachal Pradesh, Bihar, Kerala, Puducherry, Lakshadweep, West Bengal, Sikkim and Tamil Nadu for Monday (May 25). Meanwhile, heatwave and severe heatwave is very likely over Chhattisgarh, Rajasthan, Jharkhand, Odisha, Telangana, MP, UP, Haryana, Chandigarh, Delhi, Punjab, Maharashtra and Rajasthan.