Overview
- RMC Chennai has forecast heavy rain on November 21 for 10 districts: Cuddalore, Mayiladuthurai, Tiruvarur, Nagapattinam, Ramanathapuram, Virudhunagar, Tenkasi, Thoothukudi, Tirunelveli and Kanniyakumari.
- IMD says a low-pressure area is likely over the southeast Bay of Bengal on November 22, moving west-northwest and likely intensifying into a depression around November 24 with potential for further strengthening.
- The Andaman and Nicobar Islands face a heavy-rain alert with squally winds, and Port Blair has a Local Cautionary Signal-3; fishermen have been advised not to venture into the Andaman Sea till November 23.
- Coastal advisories warn of rough seas along the South Tamil Nadu coast, Gulf of Mannar and Comorin area, and Kerala has a yellow alert for Thiruvananthapuram and Kollam.
- Showers are expected to persist across Tamil Nadu through the weekend with isolated heavy spells in multiple coastal and interior districts, and authorities urge caution over waterlogging and travel disruptions; any cyclone would be named Senyar if it forms.