States » SouthPosted at: Oct 31 2026 3:54PM


Well Marked Low Pressure to become Depression, to further intensify as Cyclonic Storm "Murasu" tomorrow, rains likely in TN

Chennai, Oct 31 (UNI) The Well Marked Low pressure area the Bay will concentrate into a Depression and intensify further into a Cyclonic storm 'Murasu' in the next 24 hours and expected to reach Andhra Pradesh around November 2 evening, even as Met office predicted revival of a Northeast monsoon rains from tomorrow after a a brief lull.
Chennai city and neighbouring Northern districts which has been witnessing dry weather for the last 3-4 days, with mercury level shooting up to 35 Deg C, will be having rains from tomorrow night.
In an update it said under its influence Western Ghat, Interior and North coastal districts will start witnessing wet spells from tomorrow evening/night and the rains are likely to continue till November three, reviving monsoon rains, which battered several parts of Tamil Nadu for 12 days since its onset on October 15.
Perhaps, for the first time, four back to back systems had formed over the Bay, with one intensifying as Several Cyclonic Storm 'Arnab' which hardly had any impact in TN before crossing the coast in Andhra Pradesh. It was also for the first time TN will be witnessing the second successive Cyclonic storm, which is brewing over the bay.
Met office said the Well Marked Low Pressure area which lay centred over southeast Bay of Bengal and adjoining areas of Andaman and Nicobar Islands and Andaman Sea at 0830 hrs today. It is very likely to move west-northwestwards and concentrate into a Depression over the same region during the next 6 hours.
Thereafter, it is very likely to intensify further into a Cyclonic Storm 'Murasu", the name suggested by India, during the subsequent
24 hours, move west-northwestwards and reach over westcentral Bay of Bengal near Andhra Pradesh coast around the evening of November 2.
It said light to moderate rain is likely to occur at isolated places with thunderstorm and lightning over Tiruchirappalli, Karur, Namakkal, Salem, Erode and Madurai, North Coastal and Western Ghat districts of Tamil Nadu and in Puducherry and Karaikal area tomorrow.
On November 2, heavy rain is likely to occur at isolated places with thunderstorm and lightning at one or two places over The Nilgiris and Tiruvallur districts, while heavy rain will occur at isolated places over Northern districs of Cuddalore & Villupuram districts and Puducherry, with moderate rain likely over Western Ghats districts, North Tamil Nadu, including Chennai and adjoining districts, the next day.
Met office said light to moderate rain will occur at isolated places over TN on November four and five.
Meanwhile, in a social media post, prominent private weather blogger Hemachander said "continuing to move west-northwest, the depression may reach the North Coastal Andhra regions and southern Andhra coastal areas tomorrow night/midnight.
He said due to the intrusion of dry air and wind shear, there is no chance of rapid intensification. As it approaches the coast, due to the western trough/low level/ Pacific high pressure, there is a possibility of very slow movement and slight strengthening near the coast.
Due to the Depression, rains will begin in Chennai and Tiruvallur districts from tomorrow night. On November 2, there is a chance of widespread rain in Northern and Interior districts of Chennai, Tiruvallur, Chengalpattu, Kanchipuram, and Ranipet districts, and heavy rain in Chennai and Tiruvallur districts.
This low pressure system will have no impact or benefits on the Cauvery Delta, southern districts, western, and Kongu regions.
UNI GV 1550
Tags: #Well Marked Low Pressure to become Depression# to further intensify as Cyclonic Storm "Murasu" tomorrow# rains likely in TN
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