What's happened
El Niño is strengthening and is likely the strongest in modern records. Forecasts foresee hotter global temperatures, worsened heatwaves, floods and droughts across regions as climate warming interacts with the natural cycle.
What's behind the headline?
Key angles
- What the latest data show: El Niño is intensifying and is likely to be the strongest in the last millennium, driven by human-caused warming.
- Impacts to watch: tougher heatwaves, fires, droughts, floods; food insecurity could rise as harvests falter.
- Regional consequences: monsoons in Asia may weaken; droughts return to parts of Australia and Africa while South America faces heavier rain in some regions.
Why it matters
- The climate system is responding more vigorously to warming, amplifying natural cycles. This means prepared regions should strengthen cooling, water management, and food security measures now.
What happens next
- Scientists expect continued amplification of El Niño through the coming year, with uncertainty depending on emissions trajectories and natural variability.
How we got here
The evidence points to a long-term trend of stronger El Niño events since the industrial era began. Coral fossils and ocean temperature proxies from the Galápagos suggest higher variability and peak warmth in recent decades, aligning with rising global temperatures and fossil-fuel emissions.
Our analysis
Independent, Guardian (both Aug 27, 2026), The Guardian (Aug 27, 2026) provide complementary analyses on El Niño strength and climate feedbacks. The Independent highlights long-term trends and scientific context; The Guardian provides expert quotes and projections about global impacts.
Go deeper
- What regions are most at risk this El Niño cycle?
- How should households prepare for heatwaves and water shortages?
- What policies could mitigate worst outcomes this year?
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