Tamil Nadu Weather Forecast: Heavy Rains Expected in South TN; On-and-Off Showers in Chennai Till Tuesday
According to the latest update from Tamil Nadu Weatherman (TWM), many parts of Tamil Nadu are set to experience widespread rainfall over the next couple of days. Chennai and KTCC (Kancheepuram, Tiruvallur, Chengalpattu & Chennai districts) are expected to receive intermittent rains with sudden intense spells till Tuesday.
Weather Systems Influencing Rainfall
The Low Pressure Area near Sri Lanka is gradually moving towards the Comorin Sea (Kumari Kadal). Historically, when such systems position themselves over the Comorin Sea, most districts of Tamil Nadu receive significant rainfall.
Observed Rainfall
- Light rains have been recorded across many districts in Tamil Nadu.
- Moderate rainfall occurred in the Delta region and South Tamil Nadu districts.
Chennai & KTCC Weather
Residents can expect:
- On and off showers
- Short intense spells followed by breaks
- Rain activity likely to continue till Tuesday
“Enjoy the rains,” says Tamil Nadu Weatherman.
Chakkaram System Update
The anticipated Chakkaram circulation system has now been pushed to December. It remains a complex pattern, and meteorologists are awaiting more clarity. Around 8–9 days are still left for the system to evolve.
orecast for the Next 24 Hours
From 22.11.2025 8:30 AM to 23.11.2025 8:30 AM
- Widespread rainfall expected across all districts due to the Low Pressure in the Comorin Sea
- Central, South, West, and North Tamil Nadu will receive moderate rainfall
Heavy Rainfall Alerts
Heavy Rain Probability
- Delta Districts: Mayiladuthurai, Tiruvarur, Nagapattinam
- Some areas may experience heavy rainfall
Very Heavy Rain Probability
- Thoothukudi
- Ramanathapuram
- Tirunelveli
- Tenkasi
- Chance of very heavy rainfall at isolated places
Extreme Heavy Rain Probability
- Manjolai Hills (Tirunelveli District)
- Possibility of extreme rainfall
Courtesy : Tamil Nadu Weatherman (TWM)
