Trillions at Stake as 2026 Super El Niño Gains Strength

The Pacific Ocean has begun to stir once again. Warm waters are spreading eastward. Winds have slackened. And forecasters warn that what is forming could rank among the strongest El Niño events in modern records. This pattern, long known for reshaping weather across continents, now carries a documented price tag measured in trillions of dollars in lost global income.

Researchers have traced the economic scars of past episodes with growing precision. The 1982-83 event generated $4.1 trillion in worldwide losses. The powerful 1997-98 cycle tallied $5.7 trillion. Those figures come not from immediate storm damage alone but from years of suppressed growth that followed. Dartmouth researchers reported in Science that the drag persists long after ocean temperatures normalize. Justin Mankin, the geography professor who co-authored the study, put it plainly in a recent interview. “The current forecasts imply this could be the costliest El Niño on record.”

But. The current one is gaining force quickly. NOAA declared the event underway earlier this month. Early models show a 63 percent chance that Pacific sea surface temperatures will exceed 2 degrees Celsius above average. That threshold signals a very strong episode. The World Meteorological Organization concurs. It expects at least moderate strength, possibly strong. Mankin told USA Today the pattern could strengthen beyond 2 degrees Celsius, or 3.8 degrees Fahrenheit. “We know from observations that El Niños can cost the global economy trillions of dollars in damages and lost productivity.”

And the bill keeps growing. Mankin projects more than $1.8 trillion in losses for the United States alone by 2032 from the current cycle. Globally, trillions more. These are not one-year hits. They accumulate. Floods destroy crops. Droughts cut yields. Heat waves idle workers. Supply chains fracture. Investment plans get shelved. The effects ripple into the next planting season and beyond. Some areas even benefit. Eastern Brazil or parts of Italy might see better harvests. Yet the net impact stays negative. Poor nations tied closely to Pacific weather patterns suffer most.

The Fortune article published today captures the unease. Tristan Bove reports that this El Niño arrives at a precarious moment. Recent conflict in the Middle East has already driven oil prices higher and strained fertilizer supplies. El Niño threatens to compound those pressures. Robert Muggah, a political scientist who has advised governments, wrote in a World Economic Forum post that treating the pattern as merely a weather story risks complacency. “The latest outlook should be seen as an early warning to governments, companies and aid agencies to prepare for what could be a major systemic shock.”

Fitch Ratings echoed the concern in an analysis this week. Agriculture-dependent economies face higher costs and greater physical damage. Food commodity prices could climb further. Wheat, corn and rice stand exposed. The European Commission has already flagged potential price increases for those staples. Even wealthy countries will feel inflation. Sustained shortages, Fitch analysts wrote, “could amplify risks to globally traded food commodity prices posed by an El Niño phenomenon, potentially affecting inflation prospects even in highly rated sovereigns.”

Transportation networks add another layer of fragility. Low water levels plagued the Panama Canal during the 2023-24 event. Operators slashed daily ship transits. The canal authority now anticipates operational adjustments peaking in 2027 when this El Niño’s lagged effects hit hardest. Shipping costs rise. Delivery delays multiply. Commodity markets tighten.

Climate change has changed the context. Warmer baseline ocean and air temperatures tend to amplify extremes when El Niño develops. Past episodes already produced simultaneous crop failures across wide regions. The 2015-16 event, for example, triggered food production drops of two-thirds in parts of southern Africa. This time, models suggest the frequency and intensity of strong events could increase. The Dartmouth team estimates that El Niño-related losses across the entire 21st century could reach $84 trillion even if nations meet current emissions pledges.

India watches closely. The southwest monsoon, vital for rice and maize, often weakens under El Niño conditions. The Food and Agriculture Organization warned this week of possible output declines. Maharashtra state has urged farmers to stockpile fodder against potential drought. CareEdge, a ratings firm, notes that India enters this season with better buffer stocks and irrigation than in past cycles. Still, the risk to inflation and rural incomes remains real. Recent X posts from Indian economic observers highlight fears of higher food prices and slower growth if rains falter.

Africa’s vulnerable belts face renewed pressure. East Africa, still recovering from earlier droughts and floods, could see failed rains again. Mohamed Adow of Power Shift Africa called the declaration “a deadly siren” for millions already living on the edge. Drought hits livestock. Crop failures drive up local prices. Malnutrition risks climb. In Indonesia and parts of Southeast Asia, drier conditions threaten palm oil and other export crops. Australia’s wheat belt may suffer. Meanwhile, the southern United States braces for heavier winter rains and possible flooding.

Markets have begun to price in uncertainty. Agricultural futures show volatility. Insurance premiums in exposed regions tick upward. Central banks, already monitoring sticky food inflation, may face tougher choices. The interaction with geopolitical shocks makes forecasting harder. Fertilizer prices, elevated by recent energy market disruptions, could spike further if yields drop and demand for imports rises.

Preparation varies. Some governments have improved early warning systems since the 1990s. Grain reserves offer temporary shields. Yet the persistent growth drag identified in the Science paper reveals a deeper vulnerability. Lost schooling during disasters. Interrupted labor. Missed capital investment. These compound over half a decade or more. The 1997-98 El Niño, Mankin noted, ultimately cost more than $7 trillion by 2003 when longer-term effects were tallied.

So the question is not whether this event will matter. It will. The scale remains the variable. If sea temperatures climb as forecast, the 2026 cycle could eclipse prior records in economic cost. Companies that depend on stable commodity flows or global shipping lanes have little time to adjust routes, secure contracts or build inventories. Policymakers must weigh fiscal support for affected farmers against broader inflation risks.

The pattern will likely peak later this year or early next. Its weather signature could linger into 2027. By then the economic accounting will have begun in earnest. History shows the final tally often surprises on the high side. This time, with a hotter planet and strained supply systems already in place, the margin for error has narrowed. Governments, businesses and aid organizations have their early warning. Whether they act on it will help determine how deep those trillions cut.