StatesWeather
Heavy rain forecast for Tamil Nadu and Kerala, eight districts on alert for Deepavali
The Chennai weather office expects rain to intensify on Sunday, with heavy falls at isolated places in the delta and southern districts, while Kerala gets heavy rain today.
Key points
- Eight Tamil Nadu districts, from Thanjavur to Kanniyakumari, are likely to get heavy rain on Sunday, November 8, Deepavali day.
- Heavy rain at isolated places is forecast for Madurai, Theni and Dindigul today, Saturday.
- Tamil Nadu's heaviest spell is expected on November 7 to 10, with no heavy rain warning from November 11.
The India Meteorological Department expects rain to build over Tamil Nadu and Kerala this weekend, with eight Tamil Nadu districts likely to get heavy rain on Sunday, Deepavali day. The Regional Meteorological Centre in Chennai links the weather to a trough running from the southeast Arabian Sea and Kerala towards south interior Karnataka.
On Saturday, heavy rain is forecast at isolated places in Madurai, Theni and Dindigul. Moderate rain with thunderstorms is likely in Chengalpattu, Villupuram, Cuddalore, Mayiladuthurai, Nagapattinam, Tiruvarur, Thanjavur, Virudhunagar, Tenkasi, Thoothukudi and Ramanathapuram, and in parts of Kanniyakumari, Coimbatore, the Nilgiris, Puducherry and Karaikal.
Sunday’s districts
The department says the rain could intensify on Sunday. Thanjavur, Tiruvarur, Nagapattinam, Mayiladuthurai, Pudukkottai, Ramanathapuram, Thoothukudi and Kanniyakumari are the eight districts where heavy rain at isolated places is expected, along with thunder, lightning and gusty winds of 30 to 40 km/h. Karaikal also figures in the heavy rain list in the department’s day-wise forecast.
Moderate rain with thunderstorms is also expected in Chennai, Tiruvallur, Kancheepuram, Chengalpattu, Villupuram, Cuddalore, Kallakurichi, Tiruchirappalli, Ariyalur, Perambalur, Erode, Madurai, Dindigul, Tenkasi, Tirunelveli and Puducherry. The showers may disrupt festival shopping, fireworks and travel on the day.
How long it lasts
The department’s seven-day outlook shows heavy rain at isolated places on Monday, November 9 too, mainly in the delta districts, Sivagangai, Ramanathapuram and Karaikal. On November 10 the warning narrows to Ramanathapuram and Thoothukudi, and from November 11 there is no heavy rain warning for Tamil Nadu.
In Kerala and Mahe, fairly widespread rain with heavy falls at isolated places is forecast for the first three days of the outlook, which includes today. Scattered rain with thunderstorms follows, and no heavy rain warning is in place for the later days.
Coastal Andhra Pradesh and Lakshadweep are likely to see thunderstorms with lightning and gusty winds until Sunday.
The documents
- Chennai Met Sub-Division forecast, issued November 6, 1:30 pmIndia Meteorological Department, November 6, 2026