Ham radio and other preparations including evacuations are being made for Cyclone Nilofar, likely to move towards the Gujarat state coast in the next 48 hours.
Local authorities are monitoring the situation and have been advised to keep their control rooms operational.
The India Meteorological Department has now forecasted isolated heavy to very heavy rainfall as Cyclone Nilofar intensified further into a severe cyclonic storm.
Amateur Radio Society of India National Coordinator for Disaster Communication Jayu Bhide VU2JAU had not named a frequency for emergency communications, but 7.145 MHz was used during the recent Cyclone Hudhud disaster.
‑Jim Linton VK3PC, Chairman IARU Region 3 Disaster Communications Committee.