Understanding the nuances of El Niño is vital because its complex impacts affect millions globally. The suppression of Atlantic hurricanes, for example, has direct implications for coastal communities and disaster preparedness in North America and the Caribbean. Conversely, intensified Pacific storms pose risks to populations and infrastructure across Asia and the Americas bordering the Pacific. The increased threat of coastal flooding due to higher sea levels, exacerbated by El Niño, is a critical concern for low-lying areas and densely populated coastal cities worldwide, impacting homes, businesses, and vital infrastructure. While El Niño is a natural cycle, its interaction with a warming planet means its effects are amplified. It adds additional heat energy to an already warming global climate, making extreme weather events more probable. Therefore, accurate forecasting and public awareness of El Niño's varied influences are essential for effective climate adaptation, disaster risk reduction, and informed decision-making for governments, industries, and individuals alike. It influences probabilities over longer timescales, guiding how we prepare for and respond to weather patterns.