Bay of Bengal Cyclone Risk and Disaster Preparedness
Context
Andhra Pradesh accelerated its recovery efforts following Cyclone Arnab, while authorities monitored a fresh low pressure system near the Andaman Sea, which was expected to intensify over the southeastern Bay of Bengal.
The possibility of heavy rainfall necessitated heightened vigilance in coastal districts that had recently experienced cyclone related impacts. Effective preparedness requires accurate weather forecasts, resilient embankments and the timely restoration of essential drainage systems and public services.
Key Highlights
- A new low pressure system was being monitored near the South Andaman Sea and adjoining waters.
- Andhra Pradesh planned regular assessments of the storm’s movement and associated rainfall risks.
- Restoration efforts prioritised damaged protective structures and drainage channels affected by silt accumulation.
- Repeated cyclonic events can intensify losses when agricultural soils, settlements and infrastructure have not fully recovered from previous disasters.
Key Concepts
- Tropical Cyclone: A rotating low pressure weather system that develops over warm tropical seas and is characterised by organised, deep atmospheric convection.
- India Meteorological Department (IMD): India’s official meteorological agency responsible for monitoring cyclones, issuing forecasts and providing weather related warnings.
- Multi Hazard Preparedness: An approach to disaster management that involves planning for multiple interconnected risks, including strong winds, storm surges, flooding, infrastructure damage and disease outbreaks, both before and after a cyclone makes landfall.
Way Forward
- Regularly update location specific early warning systems and evacuation protocols to ensure timely response.
- Repair damaged embankments, restore drainage channels and inspect cyclone shelters to strengthen disaster preparedness.
- Adopt risk sensitive reconstruction practices instead of rebuilding vulnerable infrastructure and assets in their previous form without addressing existing vulnerabilities.