El Niño Observatory
El Niño conditions are present and being monitored · Niño 3.4 +1.3 °C

El Niño Observatory Monitored cities Tamil Nadu Chennai

El Niño in ChennaiTamil Nadu · India

Current El Niño risk

Attention level: ModerateWarning · Drought / heat / fire riskDrought-prone zone; the rain in this forecast eases short-term pressure

Chennai is inside the projected impact zone India & Pakistan: monsoon region.

El Niño years tend to weaken the southwest monsoon, cutting rainfall over the agricultural heartland and stressing water and power supplies.

Next 14 days in Chennai

4 of the next 14 days show a 60%+ chance of rain; 2 with heavy rain.

% is the chance of rain that day. The word shows how strong that rain should be. Tap a day for details.

Areas with drought and water-shortage history in Chennai

North Chennai

North Chennai

Repeatedly reported as water-starved and hit hardest in city droughts and rationing[1][4][6]

Southwest Chennai

Southwest Chennai

Documented as water-starved in surveys and affected during severe shortages[1][4]

Pallikaranai

Pallikaranai

Low-lying southern suburb; dry-season water stress and fire risk near marshland/open scrub[8]

Medavakkam

Medavakkam

Southern fringe area with recurring dry-season water stress and nearby scrub-fire risk[8]

Tambaram

Tambaram

Peripheral district with documented borewell dependence and dry-season water stress[2][7]

Velachery

Velachery

Urban growth area exposed to seasonal water shortage and nearby dry scrub/fire risk[2][7][8]

Sources: [1] [2] [3] [4] · Images: Google Street View. They show the street on a normal day, not during a flood. AI-generated list using web search (Perplexity Sonar) from news and public sources. Use as a starting reference, not an official risk map.

What you should do

  • Store drinking water and cut non-essential use now, before restrictions arrive.
  • Never burn waste or vegetation: fire risk is sharply elevated in dry spells.
  • If you depend on agriculture, plan for reduced rainfall this season.
  • Watch for water-rationing announcements from your utility.
  • Always follow your national meteorological service and local civil defense. Their warnings override anything on this page.

Emergency kit: what to have ready

Emergency numbers

Numbers are national defaults; some regions use local variants. Confirm with local authorities.

Official monitoring agencies

India Meteorological Department

National weather service

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NDMA India

Civil defense and emergencies

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NOAA Climate Prediction Center

Global ENSO reference

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IRI, Columbia University

Global ENSO reference

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Get alerts for your city

We watch the data so you don't have to. Get an email when a flood signal or a major El Niño change affects your area.

Frequently asked questions

Is Chennai affected by El Niño?

Yes. Chennai sits in the documented impact zone India & Pakistan: monsoon region: El Niño years tend to weaken the southwest monsoon, cutting rainfall over the agricultural heartland and stressing water and power supplies.

Will it rain in Chennai in the coming days?

The current 14-day forecast shows 4 days with a 60%+ chance of rain and 2 days with heavy rain. Probabilities update every 6 hours.

What should residents of Chennai do?

Store drinking water and cut non-essential use now, before restrictions arrive. Never burn waste or vegetation: fire risk is sharply elevated in dry spells. Always follow your national meteorological service and local civil defense. Their warnings override anything on this page.

Other cities in India

AhmedabadBengaluruBhopalCoimbatoreDelhiHyderabadIndoreJaipurKanpurKolkata

Data refreshes every 6 hours. Forecast: Open-Meteo. Zone risk: NOAA data and documented El Niño patterns.

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