El Niño & La Niña (El Niño-Southern Oscillation) - NOAA …
Nov 14, 2024 · 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 …
January 2025 update: La Niña is here | NOAA Climate.gov
Jan 9, 2025 · To be categorized as a La Niña event in our historical record, the three-month-average Niño-3.4 Index (the Oceanic Niño Index) needs to stay at least 0.5 °C below average …
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 …
EL NIÑO/SOUTHERN OSCILLATION (ENSO) - Climate Prediction …
Jan 9, 2025 · Synopsis: La Niña conditions are present and are expected to persist through February-April 2025 (59% chance), with a transition to ENSO-neutral likely during March-May …
La Niña conditions are expected to persist through February-April 2025 (59% chance), with a transition to ENSO-neutral likely during March-May 2025 (60% chance).
El Niño/La Niña Home - Climate Prediction Center
Jan 26, 2005 · U.S. El Niño Precipitation & Temperature Impacts U.S. El Niño State Seasonal Precipitation & Temperature Impacts Expert Assessment Current Diagnostic Discussion …
El Niño and La Niña - National Oceanic and Atmospheric Administration
Jul 1, 2015 · What is El Niño? What is La Niña? An El Niño condition occurs when surface water in the equatorial Pacific becomes warmer than average and east winds blow weaker than …
June 2024 update: La Niña likely by late summer - NOAA …
Jun 13, 2024 · Neutral is overwhelmingly favored for the May-July period (labeled MJJ on the graph), but the chances for La Niña increase rapidly as soon as the June-August (JJA) period. …
What is La Niña? | El Nino Theme Page - A comprehensive Resource
The La Niña story. La Niña is characterized by unusually cold ocean temperatures in the Equatorial Pacific, compared to El Niño, which is characterized by unusually warm ocean …
La Nina Index Dashboard: NOAA Physical Sciences Laboratory
La Niña Index Dashboard ENSO is an phenomena which extends over large spatial area and can have a different seasonal evolution from event to event. The different patterns have …