First published 10/4/2026, 8:32:15 AM · Last updated 10/4/2026, 8:32:15 AM

Light to Moderate rain with Thunderstorm and Lightning is very likely to occur at isolated places over Chengalpattu, Chennai, Kancheepuram, Thiruvallur, CMB, DGL, MYL, NPT, PDK, RMD, Sivaganga, Thanjavur, Theni, Nilgiris, Thiruvarur, Thoothukkudi, Tiruchirappalli, Karaikal in next 3 hours.

The forecast says light to moderate rain with thunderstorms and lightning is very likely at isolated places across the listed areas within the next three hours. The alert gives severity as moderate and urgency as expected; it does not state impacts.

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: 5/10How 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: 3/10How 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

The alert describes a near-term weather forecast covering multiple named areas.

Sources

Light to Moderate rain with Thunderstorm and Lightning is very likely to occur at isolated places over Chengalpattu, Chennai, Kancheepuram, Thiruvallur, CMB, DGL, MYL, NPT, PDK, RMD, Sivaganga, Thanjavur, Theni, Nilgiris, Thiruvarur, Thoothukkudi, Tiruchirappalli, Karaikal in next 3 hours.National Disaster Management Authority (NDMA) / SACHET Usage terms

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