El Niño 2026: Forecasts point to the strongest wave in recent history

Sat Oct 10 2026 14:52:28 GMT+0000 (Coordinated Universal Time)

UK Met Office warns El Niño could double global temperatures and make 2027 the hottest year ever recorded.

Scientists say the current El Niño is already more than 2 °C above normal sea‑surface temperatures in the central Pacific and could exceed 3 °C by the end of the year, a level not seen since the nineteenth century. The spike is expected to push global averages higher, possibly making 2027 the new climate high point. In addition to warmer seas, the storm could reshape weather patterns worldwide, bringing dry spells to South Asia, extra storm activity to the U.K. and even a rise in extreme cold tips later in the winter. While the phenomenon itself is not invented by climate change, the warming backdrop magnifies its effects. The United Nations warns that the combination may push millions into acute food insecurity.

El Niño 2026: Forecasts point to the strongest wave in recent history

Women carrying buckets in a drought‑stretched landscape

The Pacific‑wide weather pattern that rises every two to seven years is now in the throes of an El Niño surge. For the first time in a living memory, the Met Office says the event will be the most powerful since observational records began.

Heat is spilling from the ocean into the atmosphere, turning an already warming planet into a tighter heating engine. Scientists estimate that sea‑surface temperatures in the eye of the storm are already more than 2 °C above average, with forecasts that the top‑line anomaly could tilt past 3 °C later in the year.

A 3‑degree rise across the combined ocean‑atmosphere system will lift global temperatures and give the 2027 season an almost guaranteed top spot on the world record list, a prediction first made by climate scientist Dr Nick Dunstone of the Met Office.

Possible Climate‑Change Amplification

The World Meteorological Organisation notes no solid evidence that climate change makes El Niño stronger, but it does clarify that its impacts are steeper in a hot, changing world. The Intergovernmental Panel on Climate Change suggests the tautness of recent draws is an upward trend in intensity.

Weather Patterns Around the Globe

Even as the world bathes in extra warmth, the imprint on local weather is diverse. Jakarta’s monsoon misses its seasonal rhythm, man’s bread‑rising season in Bangladesh slows, and the Atlantic sees a marked drop in hurricane formation.

Dry patches spread in South America and Australia, while Peru and the southern United States confront swelling river basins. The contrast between heat‑rich, storm‑heavy regions underlines the global sweep of this event.

Implications for the United Kingdom

In the U.K. the forecast calls for a wetter, stormier autumn. Unsettled fronts and high‑pressure movements are expected to sweep across the west and north‑west, sparking widespread rain and gusty winds. A strange side‑effect could be occasional cold spells scattered across the winter, albeit less predictable.

Society at Risk

The United Nations’ food agency warns that millions in vulnerable countries might face crisis‑level food insecurity. Expansion of drought in Africa, bumping the seed field in Nigeria and Malawi, signalled a chase of crop yields.

Looking Ahead

With experts from Berkeley Earth and other research groups continuing to model future pulses, the consensus points to an unprecedented intensity that could be the strongest since the last centuries. The world’s climate regime will feel the heat of a robust El Niño for the rest of the year, long after the wind‑tied surface currents settle.