The metrological department on Saturday said that Phailin is a very severe 'super cyclone' and its wind speed may go up to 200 and 240 km per hour by noon itself.
According to the SRC, the evacuation of eight lakh people is the largest-ever evacuation operation in the country.
Fresh rains triggered by a low pressure compounded the miseries of flood victims in Odisha.
The killer heat wave brought the nationwide toll to 2,338 even as some places like Delhi got respite on Monday.
At least 16 people have died in flood-related incidents in Odisha, where the situation remained grim even as major rivers were receding on Saturday. Two deaths each were reported from Bhadrak, Jajpur and Nayagarh districts while in worst-hit Ganjam district it remained unchanged at six and four in Jagatsinghpur, Special Relief Commissioner P K Mohapatra told reporters here after the situation was reviewed by Chief Minister Naveen Patnaik.
Patnaik, 89, passed away at Sri Venkateswara Institute of Medical Sciences in the temple city
With Cyclone Phailin set to hit Odisha and Andhra Pradesh coasts on Saturday evening, rail, road and air traffic has been badly disrupted in the states.
A new 7.3-magnitude earthquake and seven powerful aftershocks struck Nepal on Tuesday killing at least 50 people and triggering panic in the Himalayan nation already devastated by a monster temblor less than three weeks ago that had claimed over 8,000 lives.
With cyclone Phailin expected to make landfall in Odisha on Saturday, the state government mounted a massive operation to evacuate two lakh people from six coastal districts on Friday night
As Cyclone Hudhud is closing in on the Andhra Pradesh coastline and is expected to make a landfall near Visakhapatnam by Sunday afternoon, about 1.11 lakh people in five coastal districts have been shifted to safer places.