Tamil Nadu Weather: Chennai Gets Surprise Rains, More Showers Likely In KTCC

Chennai and its suburbs experienced unexpected showers on Wednesday, offering relief from the recent heat. Weather observers say similar spells are likely over the next few days, which could help bring temperatures down across the region.

Weather blogger R. Pradeep John noted that brief, scattered showers were reported in parts of the city and surrounding areas. He added that continued rainfall activity is expected to keep temperatures below normal in the coming days.

Light drizzles were reported in areas including Tambaram, Ambattur, and Red Hills.
Another weather tracker, posting under the name "Chennai Rains," said isolated thunderstorms were observed from the Delta region up to Chennai, mainly slightly inland from the coast. The activity is likely due to weak moisture carried by easterly winds, triggering convective storms-conditions typical of the pre-northeast monsoon phase when afternoon thunderstorms develop over interior regions.

Temperatures, which have recently hovered around 40°C, are expected to gradually fall by about 3-4°C over the next five days.

Rainfall is not limited to Chennai alone. Several parts of Tamil Nadu are likely to receive fairly consistent showers, which should help ease the prevailing heat across the state.

The KTCC (Kanchipuram, Tiruvallur, Chennai, and Chengalpattu) region is expected to get such showers in the next few days.

Fishermen Alert Issued

Meanwhile, the Regional Meteorological Centre has issued ocean current alerts for multiple coastal districts, advising caution for fishermen and marine operators.

Cuddalore coast (Killai to Moorthipudukuppam): Surface currents of 1.0-1.1 m/s expected from the evening of May 6 to the evening of May 7.

Kancheepuram coast (Alambaraikuppam to Chinna Neelankarai): Currents around 1.4 m/s forecast until the evening of May 7.

Thiruvallur coast (Royapuram to Pulicat): Currents of 1.3-1.4 m/s expected through May 7.

Nagapattinam North (Chinnorpettai to Pazhayar): Currents of 1.0-1.1 m/s forecast between the evening of May 6 and morning of May 7.

Viluppuram coast (Vaithikuppam to Muttukadu Azhagankuppam): Currents of 1.1-1.2 m/s expected until the evening of May 7.

Chennai coast (Palavakkam to Lakshmipuram): Stronger currents of 1.3-1.5 m/s likely until the morning of May 7.

Puducherry coast (Panithittu to Puducherry): Currents of 1.0-1.1 m/s expected from the evening of May 6 to the evening of May 7.

Authorities have advised that harbour and marine operations proceed with caution during this period.