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Deep Depression to Cross coast near Chennai, India.

NB: High Confidence on this forecast track!!
UPDATE 5/DEEP DEPRESSION
DATE: 11 NOV 2021
DAY: THURSDAY
TIME: 2:00PM BST (+6 GMT)


The Depression over SW Bay of Bengal has further moved on WNW & intensified into a Deep Depression over South-West BOB, close to South Indian coast this morning.
It is being located approximately 50km ESE of Chennai, India.
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Multispectral satellite animation is showing good rotations with sheared convection to the west of the exposed Low Level Circulation Center.
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★Winds(1min avg):-
Average Maximum Wind speed in radius of 50km from the low level center is 55km/h.
Gusting up to 70km/h.
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★Forecast:-
Upper Level analysis indicates that the system is currently in marginally favourable environment due to moderate to high wind shear offsetting by excellent westward outflow.
Also Having favourable SST (28-30°C) & other atmospheric parameter’s support but land interaction & increasing shear might hinder any further intensification.
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Due to the aforementioned conditions, It could maintain intensity of a Deep Depression during next 3-6hrs & then weaken rapidly due to the aforementioned land interaction & high shear.
It could weaken into a Depression within next 6-12hrs & then into WML/LPA within subsequent 6-12hrs.
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★Movement:-
It has moved on WNW direction during past 6hrs with the average speed of 25km/h.
From the present location, it could move generally WNW towards TN-AP Coast & cross coast near Chennai this evening.
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★Landfall:-
It could cross North TN/South AP coast near Chennai by this evening as a Deep Depression.
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★Warning:-
Tamil Nadu & South Andhra Pradesh coast might experience of 45-55kph winds with gusting up to 70kph during the landfall period.
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★Advisory:-
Fishermen & Small boats are requested to not to venture into the South & South-West Bay & neighborhood areas during next 24-36hrs. Everyone should cancel all tour plan into deep sea for next 24-36hrs nearing the System Track. Currently, whomever into the deep sea should stay close to the coast or avoid the risky area as stated here.

★Rainfall:- Tamil Nadu & Andhra Pradesh could have heavy to very heavy rain along with gusty winds during next 2/3 days.


Note: These information are subjective to change slightly!
So, check new update for better information!
Share as much as possible to inform everyone.
Bangladesh Weather Observation Team (BWOT).

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