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El Niño to Trigger Record Heat in 2027?
20 Mar
Summary
- El Niño could lead to record warm global temperatures in 2027.
- A 'super' El Niño event has a 15% chance of developing.
- The year following an El Niño often experiences very warm global temperatures.
Experts warn that El Niño could contribute to record-breaking global temperatures in 2027. El Niño, the warm phase of the El Niño-Southern Oscillation (ENSO) climate pattern, shifts ocean temperatures and alters weather patterns. There is a growing likelihood of El Niño forming this summer and potentially intensifying into fall and winter.
AccuWeather indicates a 15 percent chance for a 'super' El Niño, defined by ocean temperatures at least 2 degrees Celsius above average, to develop by late next year's hurricane season. The Climate Prediction Center forecasts ENSO-neutral conditions to transition to El Niño in the coming months.
Climate scientists project that El Niño's arrival could elevate 2026 global temperatures, making 2027 a very likely candidate for the warmest year on record, especially considering the typical lag between El Niño events and global surface temperature responses. While not guaranteed, a strong El Niño would significantly increase this likelihood.
It is important to note that other factors, including climate change, also influence global weather conditions. The year following an El Niño event often records exceptionally warm global temperatures, as seen in 2024, which was the warmest year globally on record amidst an El Niño period in 2023 and early 2024.
