New Delhi: Climate scientists have warned that the world could soon experience a powerful El Niño event, potentially one of the strongest in recent decades. If the forecasts prove accurate, the phenomenon could significantly alter global weather patterns and bring extreme heat and unusual monsoon conditions to India.
Recent climate projections from the European Centre for Medium-Range Weather Forecasts (ECMWF) suggest that ocean and atmospheric signals are beginning to align, indicating the possible formation of a strong or even “super” El Niño later this year.
Forecast models show that these signals could intensify by June, a crucial stage in determining whether the climate system fully shifts into an El Niño phase.
What Is El Niño?
El Niño is part of a natural climate cycle in which sea surface temperatures in the central and eastern Pacific Ocean become significantly warmer than normal.
Under normal conditions, strong trade winds push warm ocean water toward Southeast Asia and Australia, allowing cooler water to rise near the coast of South America. During an El Niño event, these winds weaken, allowing warm water to spread eastward across the Pacific.
This shift changes global atmospheric circulation patterns. The warming Pacific waters lead to increased rainfall in the central and eastern Pacific, while regions such as the Indian Ocean and parts of Africa often experience reduced rainfall and higher temperatures.
Scientists say current forecasts show a classic El Niño atmospheric pattern developing, with rising air over the Pacific Ocean and descending air over the Indian Ocean region.
Why India Could Experience Extreme Heat
Historically, El Niño years in India have been associated with hotter summers and weaker monsoon rainfall.
The Indian monsoon relies heavily on the temperature contrast between the landmass and surrounding oceans. When El Niño alters atmospheric circulation, it can weaken the winds that normally carry moisture from the Arabian Sea and the Bay of Bengal toward the Indian subcontinent.
If a strong El Niño forms this year, it could increase the chances of:
- Severe heatwaves across northern and central India
- Reduced monsoon rainfall
- Higher risk of drought conditions in some regions
Meteorologists say such conditions could place pressure on agriculture, water resources and power demand during the summer months.
Possible Record Global Temperatures
A powerful El Niño event could also contribute to record-breaking global temperatures.
Past major El Niño episodes, including those in 1997–98 and 2015–16, triggered extreme weather events worldwide and temporarily pushed global temperatures to new highs.
Climate models now suggest that the Pacific Ocean and atmospheric systems may become fully coupled by June, meaning that warming ocean waters and atmospheric patterns will reinforce each other — a key requirement for a fully developed El Niño.
Global Weather Patterns Could Shift
Beyond India, scientists say the developing climate phenomenon could reshape weather patterns across several regions.
Potential impacts include:
- Reduced hurricane activity in the Atlantic due to stronger wind shear
- Increased typhoon activity in the western Pacific
- Changes in rainfall patterns across Africa and Southeast Asia
Although it is still early to determine the full strength of the event, climate experts say early indicators are increasingly pointing toward a powerful El Niño forming in the coming months.
If confirmed, the phenomenon could have far-reaching effects on global weather, agriculture, and energy demand throughout the year.
Originally published on 24×7-news.com.
