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Low Pressure Area Strengthens Over Bay of Bengal; Heavy Rain Likely in Tamil Nadu Till May 17

Posted on: 13/May/2026 10:52:08 AM - No. of views : (1267)

The Regional Meteorological Centre (RMC) has announced that the low-pressure area prevailing over the southwest Bay of Bengal is likely to intensify further over the next 48 hours, leading to widespread rainfall across Tamil Nadu until May 17.

According to the weather department, the southwest monsoon is also expected to begin over the south Bay of Bengal and Andaman Sea regions by the end of this week, increasing rainfall activity in southern states.

Heavy Rain Alert for 7 Tamil Nadu Districts

The Meteorological Department has issued a heavy rain warning for several districts in Tamil Nadu. Thunderstorms accompanied by heavy rainfall are likely at isolated places in:

- Thanjavur
- Tiruvarur
- Nagapattinam
- Mayiladuthurai
- Pudukkottai
- Ramanathapuram
- Kanniyakumari
- Karaikal region

Rainfall is also expected in parts of coastal Tamil Nadu and Western Ghats districts over the next few days.

Cauvery Delta Districts Under Rain Warning

Heavy rainfall alerts have also been issued for Cauvery delta districts on May 14 and 15. The weather department stated that thunderstorm activity with heavy showers may continue in delta regions and nearby coastal areas.

Puducherry and Karaikal are also likely to receive rainfall on May 15.

Chennai Weather Update

The weather department has forecast cloudy skies and chances of light rain in some parts of Chennai over the next two days. Maximum temperatures are expected to remain around 34°C to 35°C, while minimum temperatures may hover near 27°C.

Fishermen Warning Issued

Strong winds are expected over Tamil Nadu coastal regions, Gulf of Mannar, and adjoining Kumari Sea areas for the next four days. Wind speeds may range between 40 kmph and 50 kmph, occasionally reaching up to 60 kmph.

Fishermen have been advised not to venture into these sea regions due to rough weather conditions and strong winds.