First published 10/1/2026, 7:53:15 PM · Last updated 10/1/2026, 7:53:15 PM

Light to Moderate Rain with thunderstorm and lighting is likely to occur at isolated places over Ariyalur, Dindigul, Karur, Namakkal, Perambalur, Ramanathapuram, Salem, Sivaganga, Thanjavur, Tiruchirappalli and Viluppuram in next 3 hours.

IMD-Chennai issued an advisory forecasting light to moderate rain with thunderstorm and lightning at isolated places over listed districts of Tamil Nadu in the next 3 hours. The message requests following SDMA guidelines and labels severity as Moderate and urgency as Expected.

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: 2/10The 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

Residents and local authorities in the named districts are asked to follow SDMA guidelines due to the expected thunderstorms and lightning.

Location

Sources

Light to Moderate Rain with thunderstorm and lighting is likely to occur at isolated places over Ariyalur, Dindigul, Karur, Namakkal, Perambalur, Ramanathapuram, Salem, Sivaganga, Thanjavur, Tiruchirappalli and Viluppuram in next 3 hours.

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