IMD Issues Orange and Yellow Alerts for Tamil Nadu and Puducherry

Heavy rainfall continues across several parts of Tamil Nadu and Puducherry as a low-pressure system over the Bay of Bengal brings widespread showers, thunderstorms, and strong winds. Weather authorities have placed multiple districts under orange and yellow alerts, signalling significant rainfall risk.

Rainfall Alerts and Expected Intensity

The India Meteorological Department has forecast very heavy rain in southern and delta districts, prompting orange alerts where rainfall may reach 11–20 cm. Yellow alerts indicate heavy rain between 6–11 cm. Officials expect the most intense spell on Monday, with rainfall gradually reducing later in the week though moderate showers may persist.

Regions Most Affected

Southern and coastal districts including Kanyakumari, Tirunelveli, Thoothukudi, Tenkasi, Ramanathapuram, Cuddalore, Nagapattinam, Mayiladuthurai, Thanjavur, and Tiruvarur have recorded very high rainfall in the past 24 hours. Several areas are reporting waterlogging and traffic disruption. State Disaster Response Force teams have been deployed, especially in Tirunelveli and Thoothukudi, to assist with emergency measures.

Impact on Daily Life and Precautionary Measures

Schools and, in some districts, colleges have been closed due to the heavy downpour. Authorities have advised residents to avoid unnecessary travel and stay alert to waterlogging, strong winds, and local disaster-management advisories. Chennai is under a yellow alert with cloudy skies, light to moderate rain, and isolated thunderstorms expected.

Exam Oriented Facts

• An orange alert indicates very heavy rainfall between 11 cm and 20 cm.
• A yellow alert indicates heavy rainfall between 6 cm and 11 cm.
• The low-pressure system is positioned over the Bay of Bengal.
• Key affected districts include Kanyakumari, Tirunelveli, and Thoothukudi.

Rainfall Situation in Puducherry and Karaikal

Puducherry and Karaikal have also experienced continuous heavy rain since the weekend, leading to flooding in several residential areas and major roads. Schools and colleges have been declared closed as authorities work to manage inundation and ensure public safety.