First published 9/29/2026, 11:23:15 AM · Last updated 9/29/2026, 11:23:15 AM

Light to moerate rainThunderstorm with Lightning is likely to occur at isolated places over Coimbatore, Dharmapuri, Dindigul, Erode, Kallakurichi, Kanniyakumari, Karur, Nagapattinam, Namakkal, Perambalur, Pudukkottai, Ranipet, Tenkasi, The Nilgiris, Thiruvarur, Thoothukkudi, Tiruchirappa in next 3 hours.

IMD-Chennai issued an advisory for isolated light to moderate rain with thunderstorm and lightning over multiple districts of Tamil Nadu, with severity marked as Moderate. The advisory notes the event is expected within the next three hours and requests following SDMA guidelines.

Categories: severe-weather-and-natural-disasters

Generated scores

Scores are based on the cited reporting and use a 1–10 scale. Read the methodology.

Confidence: 7/10How certain the assessment is based on the clarity and evidence in the cited reporting.
Geographic reach: 3/10How widely the event reaches, from a local area (1) to worldwide impact (10).
Global importance: 2/10The event's broader significance, from limited importance (1) to major global importance (10).
Impact magnitude: 3/10The scale or severity of the real-world impact, from minor (1) to extreme (10).
Positivity: 2/10How harmful or beneficial the event is, from strongly harmful (1) to strongly positive (10).
Urgency: 7/10How time-sensitive the event is, from low urgency (1) to immediate attention needed (10).

Why it matters

Affected residents and authorities in the listed Tamil Nadu districts should follow SDMA guidance due to the expected thunderstorms and lightning.

Location

Sources

Light to moerate rainThunderstorm with Lightning is likely to occur at isolated places over Coimbatore, Dharmapuri, Dindigul, Erode, Kallakurichi, Kanniyakumari, Karur, Nagapattinam, Namakkal, Perambalur, Pudukkottai, Ranipet, Tenkasi, The Nilgiris, Thiruvarur, Thoothukkudi, Tiruchirappa in next 3 hours.

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