Archive · 20 Sep 2026
Heavy Rain Forecast Across Tamil Nadu Through Monday
Tamil Nadu may receive heavy rain over the next few days.
The weather office expects heavy rain in 11 districts on Saturday and 15 districts on Sunday and Monday.
The Nilgiris and Coimbatore are among the places most likely to get heavy rain.
Chennai and nearby areas may get showers, especially in the evening or at night.
Some storms could bring lightning and winds moving 40 to 50 kilometers per hour.
Stronger winds are also expected over nearby seas.
Water may collect on roads, making travel difficult.
People should follow weather updates, protect farm produce, and fishermen should avoid the warned sea areas.
The Regional Meteorological Centre forecast heavy rain in 11 Tamil Nadu districts on Saturday.
Heavy rain is expected in 15 districts on Sunday and Monday, with thunderstorms, lightning and gusty winds.
The Nilgiris, Coimbatore and several northern, western and central districts are among the areas facing the heaviest rain.
Chennai and nearby districts may receive light to moderate showers, particularly during the evening or night.
Authorities warned of waterlogging, reduced visibility, strong winds and rough seas, advising motorists, farmers and fishermen to take precautions.
- Who
- The Regional Meteorological Centre, Tamil Nadu residents, motorists, farmers and fishermen.
- What
- Heavy rain, thunderstorms, lightning and gusty winds are forecast across parts of Tamil Nadu and nearby areas.
- When
- Saturday through Monday, with additional rain possible from September 22 to 25.
- Where
- Tamil Nadu, including the Nilgiris, Coimbatore, Chennai and several northern, western, central and coastal districts; nearby sea areas are also affected.
- Why
- A trough extending from coastal Andhra Pradesh to the Gulf of Mannar is influencing the weather; the earlier forecast also cited a trough from Maharashtra to the southeast Arabian Sea.
- Saturday forecast
- Heavy rain is likely in 11 Tamil Nadu districts, with another spell possible the following day.
- Sunday-Monday forecast
- Heavy rain is likely at isolated places in 15 districts, including the Nilgiris, Coimbatore, Salem, Madurai and Chennai-area districts.
- Chennai outlook
- Light to moderate rain with thunderstorms may occur in Chennai and its suburbs during the evening or night.
- Wind speeds
- Gusty winds of 40–50 kmph are forecast on land; sea winds may reach 45–55 kmph and occasionally 65–70 kmph in notified areas.
- Later outlook
- Light to moderate rain is expected across parts of the Western Ghats and northern coastal districts from September 23 to 25.
- Main risks
- Intense rain may cause waterlogging, reduced visibility, traffic disruption and localised flooding.
- Safety advice
- Motorists should drive cautiously, farmers should protect exposed produce, and fishermen should avoid notified sea areas.
