According to RMC reports, a cyclonic circulation, extending up to 3.1 km above mean sea level, is projected to move west-southwestward.

Because of heavy rains, the Thoothukudi district of Tamil Nadu on Monday witnessed waterlogging and traffic jams in residential areas with the local administration making efforts to draw out the stranded rainwater through a water suction pump.

The Regional Meteorological Centre (RMC) has forecasted heavy rain and thunderstorms for parts of Tamil Nadu and Puducherry on December 24 and 25. Isolated areas like Chengalpattu, Viluppuram, and Cuddalore are expected to experience intense rainfall,

The Regional Meteorological Centre (RMC) has issued a third-level cyclone alert for seven ports in Tamil Nadu: Chennai, Cuddalore, Nagapattinam, Ennore, Kattupa

RMC Chennai predicts heavy rain in Chengalpattu, Villupuram, Cuddalore, and Puducherry due to low-pressure area.

The districts of Cuddalore, Mayiladuthurai, Nagapattinam, Tiruvarur, Chengalpattu, Villupuram, Kallakurichi, Ariyalur, Perambalur, Tiruchy, Thanjavur and Pudukkottai are predicted to receive heavy rainfall.

The India Meteorological Department (IMD) has predicted light to moderate rain at isolated places across Tamil Nadu, Puducherry and Karaikal in the coming days.

The KTCC region—comprising Kanchipuram, Tiruvallur, Chennai, and Chengalpattu—is gearing up for heavy rainfall on Wednesday, with the Regional Meteorological Centre issuing an orange alert for these districts.