La Niña: Conditions are present and favored to persist through December 2025 - February 2026, with a transition to neutral likely in January-March 2026 (55% chance).
Atmospheric anomalies over the tropical Pacific Ocean are consistent with La Niña. La Niña is favored to continue for the next month or two, with a transition to ENSO-neutral most likely in …
There is a 3 in 4 chance of La Niña developing this winter and a 1 in 4 chance it will not. A La Niña develops when sea surface temperatures are cooler-than-average in the central and …
La Niña impacts can be limited by many factors, including long-term trends and being overcome by short-term weather events. While past La Niña events can help inform forecasters, there …
One La Nina event started in June 1973 and ended in 1974, and another one started in September 1974 and concluded in April 1976, according to Trenberth (1997).
The ¡El Niño!-¡La Niña! is a slide chart that will help you explore the workings of the tropical Pacific marine environment. Stretching nearly one-third of the way around the globe and …
Long-lasting La Niña events more common over past century
Five out of six La Niña events since 1998 have lasted more than one year, including an unprecedented triple-year event. The study was published in Nature Climate Change.