El Niño Set to Intensify into an Exceptionally Strong Event

On 3rd September 2026, the World Meteorological Organization (WMO) warned that the ongoing El Niño is expected to intensify into a very strong event, with a near-100% likelihood of persisting through February 2027. If the present trajectory continues, it could rank among the strongest El Niño events observed during the modern monitoring era.

What is El Niño?

  • El Niño is the warm phase of the El Niño–Southern Oscillation (ENSO), characterised by unusually warm sea-surface temperatures in the central and eastern equatorial Pacific.
  • It alters atmospheric circulation, particularly the Walker Circulation, influencing rainfall, temperature and extreme weather across the world.

Why ....

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