IMD has forecasted heavy rainfall in several Tamil Nadu districts on October 16, 2025, due to the Northeast Monsoon onset. Fishermen are warned of squally weather conditions, while no school holiday has been announced for October 15, 2025.

Tamil Nadu School Holiday Update 16 October 2025: The India Meteorological Department has issued a weather update for Tamil Nadu, effective October 16, 2025. As per the forecast, the Southwest Monsoon is set to withdraw from the entire country over the next two days, marking the onset of the Northeast Monsoon rainfall activity over Tamil Nadu, Puducherry, and surrounding areas. No school holiday has been announced for October 15, 2025.
A Low-Pressure System is expected to develop over the Southwest Bay of Bengal, moving west-northwestwards towards the Comorin area. This system may lead to the formation of a Low Pressure Area over the Southeast Arabian Sea and adjoining Lakshadweep area off Kerala-south Karnataka coasts around October 19, 2025.
Tamil Nadu School Holiday Update 16 October 2025; List of possible districts with heavy rains
Heavy rainfall is forecasted for several districts in Tamil Nadu on October 16, 2025. The affected areas include:
- Ghat areas of Coimbatore, Nilgiris, Dindigul, Theni, Tenkasi
- Madurai, Sivaganga, Virudhunagar, Ramanathapuram
- Thoothukudi, Tirunelveli, Kanyakumari
- Pudukkottai, Thanjavur, Tiruvarur, Nagapattinam, Mayiladuthurai, and Karaikal area
Light to moderate rain is expected at many places, accompanied by thunderstorms and lightning.
Tamil Nadu School Holiday Update 16 October 2025: Important Details
Find the latest updates on Tamil Nadu School Holiday 16 October 2025 in the tabular format below.
Category | Details |
---|---|
Weather Update | Southwest Monsoon withdrawal and Northeast Monsoon onset expected |
Affected Areas | Tamil Nadu, Puducherry, Kerala, South Interior Karnataka, South Coastal Andhra Pradesh, and Rayalaseema |
Fishermen Warning | Squally weather expected along and off Tamil Nadu coast, Gulf of Mannar, and Comorin area on October 16-17, 2025 |
Wind Speed | 35-45 kmph, gusting to 55 kmph |
Tamil Nadu and its surrounding areas are expected to experience a major weather shift, with heavy rainfall and strong winds predicted due to the withdrawal of the Southwest Monsoon and the onset of the Northeast Monsoon. Fishermen are warned of rough seas, and residents are advised to stay informed and take necessary precautions for their safety.
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