The Indian National Centre for Ocean Information Services (INCOIS), in its warning, has said waves would be first experienced along the west coast of India and Lakshadweep by morning tomorrow.
The INCOIS is an institute under the Ministry of Earth Sciences and gives alerts on tsunami and sea surge.
A trough is currently over east Uttar Pradesh, Bihar and a cyclonic circulation is also over sub-Himalayan West Bengal and west Assam. There is also a cyclonic circulation over interior Odisha and it will bring rains, the IMD said.
"Thunderstorm accompanied with squall and hail are very likely at isolated places over Sub-Himalayan West Bengal, Sikkim, Jharkhand, Gangetic West Bengal, Odisha, Assam, Meghalaya, Manipur, Mizoram, Tripura, south Chhattisgarh and Kerala.
"Heavy rain is very likely at isolated places over south Assam, Meghalaya, Mizoram and Tripura," it said.
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