2026 El Nino could rewrite record books: Pacific Ocean could get warmer by 3.5°C
The Pacific Ocean is showing signs of significant warming, with the latest forecasts hinting at a climate pattern that could alter weather across the globe, and sending ripple effects far and wide.
A powerful El Nino has set in the Pacific Ocean, with new forecasts from the European Centre for Medium-Range Weather Forecasts (ECMWF) indicating that ocean temperatures could rise to levels seen only during the strongest episodes on record.
The latest projections suggest warming in a key region of the equatorial Pacific could reach around 3.5°C above average by November, with some forecast scenarios pointing to even higher values.
If the projection becomes reality, it would rank among the most intense El Nino events ever observed, carrying the potential to influence weather patterns across large parts of the world.
A HOT PACIFIC
El Nino is a natural climate pattern that occurs when sea-surface temperatures in the central and eastern tropical Pacific Ocean become unusually warm. Although warming happens far from many countries, it can influence weather patterns around the globe, affecting rainfall, temperatures, droughts, floods, and storms.
The latest ECMWF forecast indicates a much sharper warming trend than earlier projections, prompting increased attention from meteorologists worldwide.
The region being monitored lies along the equator in the Pacific Ocean and acts as a major driver of the Earth’s climate system. When ocean temperatures there rise significantly, they alter atmospheric circulation patterns, creating ripple effects across continents.
Strong El Nino events have historically been linked to severe droughts in some regions, excessive rainfall in others, and record-breaking global temperatures. Scientists closely track changes in Pacific Ocean temperatures because even small shifts can affect weather thousands of kilometres away.
EL NINO TO HIT INDIA?
For India, El Nino is particularly important because it often influences the southwest monsoon, which supplies around 70% of the country’s annual rainfall. While every El Nino does not automatically lead to poor monsoon rainfall, many of India’s drought years have coincided with strong El Nino events.
A powerful El Nino developing later this year could therefore become an important factor for India’s weather during late 2026 and into 2027.
Experts will also watch for its impact on temperatures, as El Nino years tend to increase the likelihood of heat extremes worldwide.
However, meteorologists caution that seasonal forecasts could still change in the coming months. While confidence is growing that El Nino will strengthen substantially, the exact peak intensity and its effects on individual countries remain uncertain.
Climate agencies around the world will continue monitoring ocean temperatures and atmospheric conditions throughout the year.
Forecast updates over the next few months will help determine whether the Pacific warming continues on its current path and how strongly it may affect regional weather systems, including India’s monsoon and global temperature patterns.