Tropical Cyclone Naming System – Micro Notes (UPSC GS1 Mains Format)
- Naming Purpose: Easy communication, public awareness, disaster management, and historical reference.
- Responsible Bodies:
- World Meteorological Organization (WMO) & regional bodies (e.g., RSMCs).
- India’s IMD (India Meteorological Department) is RSMC for North Indian Ocean.
- Procedure:
- Regional member countries submit pre-approved name lists.
- Names used sequentially when cyclones form.
- Names are retired if cyclone causes major damage (e.g., Katrina, Haiyan).
- Region Example:
- North Indian Ocean list includes names from 13 countries (e.g., India, Bangladesh, Oman).
- Phailin was named by Thailand (means sapphire).
