Overview
- IMD says the deep depression over the southwest Bay of Bengal is moving north-northwest and is likely to cross the Sri Lanka coast between Trincomalee and Jaffna on January 10.
- Orange and yellow alerts remain in effect, with heavy to very heavy rain expected in Nagapattinam and Tiruvarur on Friday and broader coastal stretches including Cuddalore and Mayiladuthurai on Saturday.
- Chennai’s heavy-rain alert has been withdrawn, with the city forecast to see light to moderate showers and no official school closure orders as of Friday.
- Fishermen are advised to avoid the Bay of Bengal, Gulf of Mannar and Comorin areas as squally winds of 45–55 kmph, gusting to 65 kmph, and rough to very rough seas are expected.
- The RMC also flagged ground frost over the higher ranges of the Nilgiris and Kodaikanal hills on Friday as the system enhances contrasting local weather conditions.