What are El Nino and La Nina? - NOAA's National Ocean Service
El Niño and La Niña are two opposing climate patterns that break these normal conditions. Scientists call these phenomena the El Niño-Southern Oscillation (ENSO) cycle. El Niño and La Niña can both have global impacts on weather, wildfires, ecosystems, and economies.
El Niño & La Niña (El Niño-Southern Oscillation) - NOAA Climate…
2024年11月14日 · El Niño and La Niña are the warm and cool phases of a natural climate pattern across the tropical Pacific known as the El Niño-Southern Oscillation, or “ENSO” for short. The pattern shifts back and forth irregularly every two to seven years, bringing predictable changes in ocean temperature and disrupting the normal wind and rainfall ...
Understanding El Niño - National Oceanic and Atmospheric Administration
2016年2月2日 · El Niño is a naturally occurring ocean-atmosphere climate pattern associated with warming of the ocean surface temperatures in the central and eastern tropical Pacific Ocean, which can significantly influence weather patterns, …
El Niño–Southern Oscillation - Wikipedia
El Niño–Southern Oscillation (ENSO) is a global climate phenomenon that emerges from variations in winds and sea surface temperatures over the tropical Pacific Ocean. Those variations have an irregular pattern but do have some semblance of cycles. The occurrence of ENSO is not predictable.
How El Niño Will Influence 2024 Weather - Scientific American
2024年2月14日 · The strong El Niño pattern that made 2023 particularly hot is finally starting to weaken, which scientists expect will conclude by late spring. What does that mean for weather this year?
El Niño and La Niña: Frequently asked questions - NOAA Climate…
2016年1月18日 · El Niño and La Niña are opposite phases of a natural climate pattern across the tropical Pacific Ocean that swings back and forth every 3-7 years on average. Together, they are called ENSO (pronounced “en-so”), which is short for El Niño-Southern Oscillation.
El Niño and La Niña - National Oceanic and Atmospheric Administration
2015年7月1日 · El Niño, La Niña, and the neutral condition all produce important consequences for people and ecosystems across the globe. The interactions between the ocean and atmosphere alters weather around the world and can result in severe storms or mild weather, drought or flooding.
What are El Niño and La Niña, and how do they change the weather? - BBC
2024年4月16日 · El Niño is part of the natural climate phenomenon called the El Niño Southern Oscillation (ENSO). It has two opposite states: El Niño and La Niña, both of which significantly alter global...
What Is El Niño? | NOAA SciJinks – All About Weather
2024年12月5日 · El Niño is a weather pattern that occurs in the Pacific Ocean. During this time, unusual winds cause warm surface water from the equator to move east, toward Central and South America. El Niño can cause more rain than usual …
What is El Niño and how does it affect the weather?
2023年3月21日 · Known as the El Niño-Southern Oscillation (ENSO), this climate phenomenon is the pattern that can create significant differences in average ocean temperatures and often plays a pivotal...