NOAA’s Climate Prediction Center says El Niño is strengthening, with effects that may continue through next spring and potentially prove historic. The agencies classify this year’s event as “very strong,” while “super El Niño” remains an informal label. The pattern raises the chance of a stormier, wetter winter in southern U.S. states, while northern areas may be milder and drier. Globally, drought, flooding, heat and shifting storm activity pose risks to agriculture, fishing and utilities, with the Pacific seeing intense typhoons and the Atlantic experiencing unusually low storm activity. NOAA expects the event to persist through March, and continued monitoring will track its changing regional effects.
TLDR: NOAA reports that El Niño has intensified and could shape weather through March, with potentially historic effects. Regional forecasts point to wetter conditions and more storms in the southern United States, while drought, flooding and powerful Pacific storms remain concerns elsewhere.
El Niño is strengthening, and the National Oceanic and Atmospheric Administration says its effects could continue through March. The agency’s Climate Prediction Center announced Thursday that the pattern has intensified. Its impacts through next spring may prove historic, NOAA said. The phrase “super El Niño” is widely used to describe unusually powerful conditions, but NOAA and the World Meteorological Organization do not recognize it as an official category. Both agencies describe this year’s event as “very strong.”
The rationale for close attention is straightforward: El Niño changes weather and climate around the world. It is a pattern of warmer-than-average waters in a region of the equatorial Pacific. Those ocean changes can affect storms, rainfall, temperatures and seasonal snowfall, with consequences for communities and industries that depend on predictable conditions. Tracking the pattern gives agencies a way to describe its strength and assess where weather risks may rise.
NOAA’s measure relies on sustained ocean conditions, not a dramatic label. The agency declares an El Niño event when temperatures in the relevant Pacific region are at least 0.5 degrees Celsius above average and conditions persist through five consecutive three-month periods. A “very strong” event requires temperatures at least 2 degrees above average for the same five periods. As of Nov. 12, temperature anomalies in the region topped 4 degrees Celsius, according to the Climate Prediction Center.
That intensity has practical consequences, though the effects differ by region. In the southern part of North America, El Niño tends to bring wetter conditions as more frequent storms move in from the Pacific. NOAA’s winter outlook gives southern U.S. states higher chances of precipitation, as rain or snow, and suggests they should prepare for a stormier winter than usual. Northern parts of the continent are more likely to have milder weather and less precipitation through the winter months.
Across other regions, the pattern points in different directions. Northern South America and central Africa typically have drier winters during El Niño, as do Australia and southern Asia. That raises drought risks in areas expected to receive less rain. Eastern Asia and southern South America, by contrast, are forecast to receive more precipitation, which could help ease drought in some places but also brings a risk of severe flooding.
Those are not abstract shifts for local economies. Fishing and agriculture can feel direct effects from changing rainfall and weather, while utilities that rely on rainfall and wind to generate power may also be affected. In Central and South America, a combination of drought and record precipitation has already damaged agriculture and prompted multiple countries to declare national emergencies. The consequences can include both too little water and too much, making the regional outlook difficult to reduce to a single prediction.
The storm picture also varies across ocean basins. El Niño tends to hamper tropical storm development in the Atlantic while encouraging it in the Pacific. This year, the pattern played a key role in record-low Atlantic tropical storm and hurricane activity and contributed to record intensity in the Pacific season. Drier conditions can increase Saharan dust, which reduces the potential for Atlantic tropical activity, while warmer Pacific waters can provide fuel for storm systems.
In the Western Pacific, tropical cyclones are known as typhoons, and El Niño can make hazardous super typhoons more likely. Weather agencies have tracked 32 typhoons so far in 2026. Super Typhoon Sinlaku in April and Super Typhoon Champi in October both reached Category 5-equivalent strength, with sustained winds up to 185 miles per hour. The Eastern Pacific has had 21 named tropical systems, while five named systems in the Central Pacific made close passes by Hawaii, bringing heavy rain, strong winds and flash flooding.
The human stakes are also part of the outlook. Researchers at the University of Chicago estimated in September that excessive heat exposure could cause 451,000 additional deaths worldwide this year compared with a typical year. That is an estimate, not a confirmed toll. Scientists have linked the current El Niño conditions to this year’s record heat, and the source material says El Niño events have become stronger and longer over time.
The direct impacts for households and businesses are weather-related: increased chances of rain or snow in parts of the United States, drought risk in some regions, flooding risk in others, and possible effects on farming, fishing and power generation. The material identifies no new fees, forms, compliance rules or enforcement deadlines. NOAA’s monitoring standard does involve repeated three-month measurements, and its current forecast indicates the event will most likely remain through March. Those are the concrete timelines and indicators available; additional local impacts are not specified.
NOAA’s outlook points to months of potential effects ahead, with conditions expected to persist into early spring. The coming months require continued monitoring of ocean temperatures and regional forecasts so communities can track changing risks. Those necessary steps keep the assessment grounded in evidence, and the specialists tracking the pattern have the process in hand.

