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Cyclone Fengal made landfall between Karaikal and Mahabalipuram near Puducherry around 2 AM on Sunday, bringing heavy rainfall and strong winds to Tamil Nadu and surrounding regions. The storm is expected to weaken into a deep depression within six hours as it moves west-southwestwards.

Key developments:

• Chennai airport resumed operations at 4 AM after brief suspension
• Indian Army and NDRF launched rescue operations, evacuating over 100 people in Puducherry
• Three people were electrocuted in Chennai in rain-related incidents
• Red alert issued for parts of:
  • Tamil Nadu
  • South Andhra Pradesh
  • Kerala
  • Interior Karnataka

Impact and response:

• Schools and colleges remained closed in Puducherry and parts of Tamil Nadu
• Fishermen advised not to venture into sea
• Multiple flights cancelled or diverted at various airports
• Severe waterlogging reported in Chennai's residential areas and hospitals
• Wind speeds reached 70-80 kmph with gusts up to 90 kmph

The authorities have set up emergency helplines and relief centers to assist affected people. The Indian Navy has also activated its disaster response plan as the cyclone continues to impact the region.