First published 9/28/2026, 4:44:15 PM · Last updated 9/28/2026, 4:44:15 PM

Light to Moderate Rain with Thunderstorms and Lightning is likely to occur at isolated places over Chengalpattu, Chennai, Dindigul, Kancheepuram, Madurai, Namakkal, Salem, Theni, Thiruvallur, Tiruchirappalli, Tirupathur, Tiruvannamalai, Virudhunagar in next 3 hours.

IMD‑Chennai issued a notice that light to moderate rain with thunderstorms and lightning is likely at isolated places across multiple districts of Tamil Nadu within the next three hours. Severity is labeled 'Moderate' and the advisory asks recipients to follow 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: 6/10How 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: 3/10How harmful or beneficial the event is, from strongly harmful (1) to strongly positive (10).
Urgency: 8/10How time-sensitive the event is, from low urgency (1) to immediate attention needed (10).

Why it matters

Local communities and authorities in the listed districts are advised to follow SDMA guidance due to expected thunderstorms and lightning.

Location

Sources

Light to Moderate Rain with Thunderstorms and Lightning is likely to occur at isolated places over Chengalpattu, Chennai, Dindigul, Kancheepuram, Madurai, Namakkal, Salem, Theni, Thiruvallur, Tiruchirappalli, Tirupathur, Tiruvannamalai, Virudhunagar in next 3 hours.

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