Bhubaneswar: The very severe cyclonic storm ‘Arnab’ weakened after making landfall in Andhra Pradesh, unleashing very heavy rain in several. According to India Meteorological Department (IMD), cyclone Arnab weakened into a severe cyclonic storm at 8.30 am following completion of its landfall process. The system is likely to move north-north-westwards during next 48 hours and weaken gradually.