Squally winds speed reaching 45-55 kmph gusting to 65 kmph is very likely over Comorin area and along and off south Tamilnadu and south Kerala coasts during the next 48 hrs and along and off Kerala coast in subsequent 24 hrs.
Chief Minister Pinarayi Vijayan said alert in the state in connection with the depression was extended till Thursday in the wake of the IMD updates.
The India Meteorological Department (IMD) has issued a depression warning for 48 hours over the southeast Arabian Sea not far from Lakshwadeep and Kerala.
The depression, which is forecast to develop into a deep depression in the next 48 hours, is likely to generate winds with speeds of up to 60 kmph in the state along with thundershowers. "We have been informed that the depression has deepened and it is now 390 km south-southeast of Thiruvananthapuram coast".
The government stepped up the warning for coastal communities in the State as the low pressure zone which originated in the Indian Ocean concentrated into a depression over the south east Arabian sea and lay centred about 350 km off the coast of Thiruvananthapuram.
Nine trekkers dead in India Tamil Nadu forest fire
The fatalities include 4 women, 4 men and a child and took place due to burn injuries. They were supposed to return on Sunday.
The Chief Minister also called for a top level meeting to be attended by authorities such as chief secretary Paul Antony, state police chief Lokanath Behera, fisheries principal secretary B Sreenivas, Met director S Sudevan and other officials.
Heavy rainfall and strong winds are expected to hit south Tamil Nadu, Kerala and Lakshwadeep from 13 to 15 March.
The state government, still grappling with the aftermath of Cyclone Ockhi in November past year, took stock of the situation at a high-level meeting here and issued directives for contingency preparedness. Control rooms in coastal taluks will function till Thursday.
Fishermen are advised not to venture into sea along and off South Tamil Nadu, Comorin-Maldives area and adjoining Equatorial Indian Ocean and the Gulf of Mannar area during this period. The cyclone claimed 80 lives in Kerala and 28 in Tamil Nadu.