Image: IMD
Image: IMD
Alappuzha

IMD issues cyclone warning for south Kerala, south Tamil Nadu and Puducherry

NetIndian News Network

New Delhi, November 30, 2017

The India Meteorological Department (IMD) today issued a cyclone warning for south Kerala, adjoining districts of South Tamil Nadu and Lakshadweep with the cyclonic storm Ockhi lying centred over southeast Arabian Sea this evening.
An "Orange" message issued at 2000 hours by IMD said that the latest observations and radar and satellite imageries indicated that Ockhi, over Arabian Sea off south Kerala coast, had moved west-northwestwards with a speed of 20 kmph during the past six hours and lay centred at 1730 hrs IST of today over southeast Arabian Sea near latitude 8.2º N and longitude 75.8º E, about 130 km west-southwest of Thiruvananthapuram and 290 km east-southeast of Minicoy. 
"The system is very likely to intensify further into a severe cyclonic storm during the next 24 hours. It is very likely to move westnorthwestwards across Lakshadweep Islands during the next 36 hours and then move northwestwards during the subsequent 24 hours," the bulletin said.
According to it, rainfall was very likely at most places over south Tamil Nadu during the next 12 hours and over south Kerala during the next 24 hours, with heavy to very heavy rainfall at isolated places and isolated heavy falls over interior Tamil Nadu and Kerala during subsequent 24 hours.
The bulletin said rainfall was very likely at most places over Lakshadweep area during the next 48 hours, with heavy to very heavy rainfall at a few places and isolated extremely heavy falls.
Gale winds, with speed reaching 65-75 kmph, gusting to 85 kmph, were very likely along and off South Kerala during next 36 hours and along and off south Tamil Nadu during the next 12 hours, it said.
Gale winds, with speed reaching 60-70 kmph, gusting to 80 kmph, were very likely over and around Lakshadweep Islands during the next 12 hours and increase thereafter with wind speeds becoming 100-110 kmph gusting to 120 kmph around tomorrow evening, it said.
The bulletin said sea conditions would be high along and off South Kerala coast during the next 36 hours and very rough to high along and off south Tamil Nadu coast during the next 12 hours.
Sea conditions would be high over and around Lakshadweep Islands during the next 12 hours and very high during the subsequent 48 hours.
The bulletin said damage to power and communication lines due to breaking of tree branches and uprooting of trees, major damage to "kutcha" houses, minor damage to "pucca" roads and damage to paddy crops, banana, papaya trees and orchards could occur in south Kerala  (Alappuzha, Kottayam, Idukki, Kollam, Pathanathitta and  Thiruvananthapuram districts), adjoining districts of south Tamil Nadu (Kanyakumari, Tutukudi and Tirunelveli districts) and Lakshadweep Islands.
Storm surge of about 1 meter above astronomical tides is very likely to inundate low-lying areas of Lakshadweep Islands from tonight, the bulletin said.
Storm surge of about 0.5 meter above astronomical tides is very likely to inundate low-lying areas of coastal districts of south Kerala (Alappuzha, Kollam and Thiruvananthapuram districts), and adjoining districts of south Tamil Nadu (Kanyakumari, Tutukudi and Tirunelveli districts) during the next 12 hours.
Fishermen along and off Lakshadweep Islands were advised not to venture into the sea during the next 48 hours. Similarly, fishermen were advised not to venture into the sea along and off South Tamil Nadu coast during the next 24 hours and along and off South Kerala coasts during the next 48 hours.
NNN
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