New Delhi: The India Meteorological Division (IMD) has predicted heavy rainfall over West Bengal and Odisha as a despair which is shifting in direction of which lies over the Bay of Bengal is more likely to transfer northeastwards and intensify right into a cyclonic storm by the night of Might 25 and attain the West Bengal coasts as a extreme cyclonic storm by Sunday night.
Below the affect of the cyclonic storm, the coastal districts of West Bengal and adjoining districts of North Odisha are more likely to witness heavy to very heavy rainfall on Might 26 and Might 27.
The IMD has issued a warning for tough sea situations because of an approaching cyclonic storm. Climate is predicted to worsen by the night of Might 24. The meteorological division advises fishermen to keep away from venturing into the Bay of Bengal till the morning of Might 27, 2024.
That is the primary cyclone within the Bay of Bengal this pre-monsoon season and will probably be named Remal, in line with a system of naming cyclones within the Indian Ocean area.
“The system will focus right into a despair over central Bay of Bengal by Friday morning. It’ll additional intensify right into a cyclonic storm on Saturday morning and attain Bangladesh and the adjoining West Bengal coast as a extreme cyclonic storm by Sunday night,” IMD scientist Monica Sharma advised PTI.
In line with the IMD, the cyclone might attain a wind pace of 102 kilometres per hour on Sunday.
The Met workplace has warned of very heavy rainfall within the coastal districts of West Bengal, north Odisha, Mizoram, Tripura and south Manipur on Might 26-27.
Nicely-marked Low Stress Space over westcentral & adjoining south Bay of Bengal moved northeastwards throughout previous 12 hours and lay over the identical space at 1730 IST of 23 Might. Very more likely to focus right into a Melancholy over central elements of Bay of Bengal by morning of 24th Might. pic.twitter.com/6xnz7g1F2U
— India Meteorological Division (@Indiametdept) Might 23, 2024
Fisherfolk out at sea have been suggested to return to the coast and never enterprise into the Bay of Bengal till Might 27.
Scientists say cyclonic storms are intensifying quickly and retaining their efficiency for longer intervals because of hotter sea floor temperatures, a results of oceans absorbing a lot of the extra warmth from greenhouse fuel emissions.
The previous 30 years have witnessed the best sea floor temperatures since information started in 1880.
In line with senior IMD scientist DS Pai, hotter sea floor temperatures imply extra moisture, which is beneficial for the intensification of cyclones.
Madhavan Rajeevan, former secretary of the Union Ministry of Earth Sciences, mentioned a sea floor temperature of 27 levels Celsius and above is required for a low-pressure system to accentuate right into a cyclone. The ocean floor temperature within the Bay of Bengal is round 30 levels Celsius at current.
“The Bay of Bengal and the Arabian Sea are very heat at current, so a tropical cyclone can simply type,” Rajeevan mentioned.
However tropical cyclones will not be solely managed by the ocean; the ambiance additionally performs an vital function, particularly by way of vertical wind shear — a change in wind pace and/or wind path with altitude.
“A cyclone won’t intensify if the vertical wind shear could be very massive. It’ll weaken,” Rajeevan mentioned.
Fashions counsel the cyclone won’t have an effect on the monsoon progress, the senior meteorologist mentioned.
Pai, nonetheless, mentioned it might have an effect on the progress of the monsoon in some elements.
He advised PTI, “Initially, the system will assist the monsoon progress over the Bay of Bengal. Thereafter, it is going to detach from the monsoon circulation and pull a whole lot of moisture, which might lead to a slight delay within the monsoon progress in that space.”
