Tuesday, October 30, 2012

Chennai to experience very heavy rains from Tuesday as Cyclone Nilam to cross the Tamil Nadu coast on 31st evening

The Cyclone Nilam over southwest Bay of Bengal is moving northwards now and is located at  0230 UTC of yesterday, the 30th October 2012 over southwest Bay of Bengal near latitude 9.05N and longitude 83.31E, about 550 km south-southeast of Chennai and 300 km east-northeast of Trincomalee (Sri Lanka). The system would named today as Cyclonic storm Nilan and move westwards for some more time and come very close to Sri Lanka coast and then move northwestwards and cross north Tamil Nadu and adjoining south Andhra Pradesh coast between Nagapattinam and Nellore by 31st October, 2012 afternoon.



CURRENT LOCATION AT 8.30 AM on 30.10.2012 


       ADVANCED DVORAK TECHNIQUE       
 ADT-Version 8.1.3 
----- Current Analysis ----- 
     Date :  30 OCT 2012    Time :   030000 UTC
      Lat :    9:06:00 N     Lon :   83:18:00 E

     
     CI# /Pressure/ Vmax
      3.5 / 995.6mb/ 55.0kt


JTWC 03 warning Revised Track Towards Chennai

 Warning
Under the influence of this system, rainfall at most places with isolated heavy to very heavy rainfall would occur over coastal Tamil Nadu and Puducherry from tonight onwards. The intensity of rainfall would increase from 30th October 2012 evening, with scattered heavy to very heavy rainfall and isolated extremely heavy rainfall (25 cm or more). Squally winds speed reaching 60-80 kmph gusting to 100 kmph would prevail along and off north Tamil Nadu, Puducherry and adjoining south Andhra Pradesh coasts during next 12 hours. The wind speed would gradually increase thereafter as the system comes closer to coast. Sea condition will be very rough to high along and off north Tamil Nadu, Puducherry and adjoining south Andhra Pradesh coasts during next 48 hours. Fishermen along north Tamil Nadu, Puducherry and adjoining south Andhra Pradesh coasts are advised not to venture into the sea.

Here is the latest wunderground target for Cyclone Nilam



Preliminary Rainfall from Nilam ending 8.30 am on 30.12.2012

in mm (above 70 mm)

Kollidam - 154
Chidamabaram - 101
Karaikal - 95
Mayiladuthurai - 94
Sembanar Koil - 93
Nagapattinam - 88
Manalmedu - 88
Nannilam - 87
Tirutturaippoondi - 83
Kilvelur - 73

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