Watch: Cyclone Arnab: What Andhra Pradesh needs to know

As Cyclone Arnab approaches the Andhra Pradesh coast, authorities have stepped up evacuations, cancelled train services and flights, and activated cyclone shelters across vulnerable districts. The Hindu’s Sumit Bhattacharjee explains the storm’s expected landfall, the threat of heavy rain and strong winds, and how Andhra Pradesh has strengthened its disaster preparedness since Cyclone Hudhud.