NOAA Extended Reconstructed Sea Surface Temperature (ERSST) version 5
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United States, Boulder
Physical Sciences Laboratory

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NOAA Extended Reconstructed Sea Surface Temperature (ERSST) version 5

The NOAA Extended Reconstructed Sea Surface Temperature (ERSST) dataset version 5 provides a global monthly sea surface temperature analysis from January 1854 to the present. Derived from the International Comprehensive Ocean-Atmosphere Dataset (ICOADS), this dataset uses statistical methods to fill missing data on a 2° latitude by 2° longitude grid, covering latitudes from 89°N to 89°S and longitudes from 0°E to 358°E. ERSSTv5 improves upon previous versions by incorporating updated data sources, including Argo floats and buoy SST observations, and enhancing spatial and temporal variability through refined statistical methods. The dataset is optimized for long-term global and basin-wide climate studies, offering consistent and reliable temperature records after 1880, despite damping in the early years due to sparse data. It is widely used for understanding historical SST trends, climate research, and applications requiring high-quality, long-term marine datasets.

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Local feedback and ENSO govern decadal changes in variability and seasonal synchronization of the Indian Ocean Dipole

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00 p.1-8
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Npj Climate And Atmospheric Science
2025
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ISSN:2397-3722

Precessional modulation of ENSO strength and spatial structure in a transient CGCM simulation of the past 3 million years

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Npj Climate And Atmospheric Science
2026
2026/2/26
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A past 3-million-year transient simulation with Community Earth System Model version 1.2 reveals precessional dominance in El Niño–Southern Oscillation (ENSO) variability intensity and spatial structure. Under boreal winter-solstice perihelion (like late Holocene), basin-scale ENSO variability inten...
Climate sciencesOcean sciences
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ISSN:2397-3722

Predictability of tropical Pacific decadal variability is dominated by oceanic Rossby waves

Xian WuStephen G. YeagerClara DeserAntonietta CapotondiAndrew T. Wittenberg6
Npj Climate And Atmospheric Science
2024
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Vol.7 No.1 p.1-15
Despite its pronounced global impacts, tropical Pacific decadal variability (TPDV) is poorly predicted by current climate models due to model deficiencies and a limited understanding of its underlying mechanisms. Using observational data and a hierarchy of model simulations including decadal hindcas...
Physical oceanographyProjection and prediction
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ISSN:2397-3722

Likely accelerated weakening of Atlantic overturning circulation emerges in optimal salinity fingerprint

Zhu ChenyuLiu ZhengyuZhang ShaoqingWu Lixin
Nature Communications
2023
2023/3/4
Vol.14 No.1 p.1-9
The long-term response of the Atlantic meridional overturning circulation (AMOC) to anthropogenic forcing has been difficult to detect from the short direct measurements available due to strong interdecadal variability. Here, we present observational and modeling evidence for a likely accelerated we...
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An increase in marine heatwaves without significant changes in surface ocean temperature variability

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Nature Communications
2022
2022/12/1
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ISSN:2041-1723

Hemispheric asymmetric response of tropical cyclones to CO2 emission reduction

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Npj Climate And Atmospheric Science
2024
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Tropical cyclones (TCs) are among the most devastating natural hazards for coastal regions, and their response to human activities has broad socio-economic relevance. So far, how TC responds to climate change mitigation remains unknown, complicating the design of adaptation policies. Using net-zero ...
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ISSN:2397-3722

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2025
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Tropical cyclones (TCs) in the western North Pacific (WNP), which occur mainly from June through November, are greatly influenced by El Niño-Southern Oscillation (ENSO), particularly during the peak and late seasons (August–November). However, during the early season (June–August; JJA), ENSO is in i...
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Asymmetric impacts of Arctic sea ice anomalies on El Niño-Southern Oscillation

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The impact of Arctic sea ice concentration (SIC) anomalies on the global climate system has received considerable attention in recent decades. Observations and model simulations indicate that winter Arctic SIC anomalies in the Greenland-Barents Seas significantly influence on the El Niño-Southern Os...
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Interdecadal modulation of Ningaloo Niño/Niña strength in the Southeast Indian Ocean by the Atlantic Multidecadal Oscillation

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Nature Communications
2025
2025/2/25
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The Southeast Indian Ocean is a global hotspot for marine heatwaves. In that region, marine heatwaves/cold-spells are known as Ningaloo Niño/Niña events, and have substantial impacts on regional climate anomalies and unique marine ecosystems. However, the strength of Ningaloo Niño/Niña events is non...
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Unusual and persistent easterlies restrained the 2023/24 El Niño development after a triple-dip La Niña

Ji-Won KimBaijun TianJin-Yi Yu
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2025
2025/1/27
Vol.8 No.1 p.1-11
The 2023/24 El Niño, emerging after a rare triple-dip La Niña, garnered global attention due to its potential to evolve into an extreme event, given the largest accumulation of warm water in the equatorial western Pacific since 1980. Despite initial expectations, its growth rate unexpectedly deceler...
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10.1038/S41612-024-00890-0
ISSN:2397-3722

Interdecadal variability of tropical cyclone intensification rates in the Western North Pacific

Han WangChujin LiangFeilong LinWeifang Jin
Npj Climate And Atmospheric Science
2025
2025/3/28
Vol.8 No.1 p.1-9
Intensification rates of tropical cyclones (TCs) are critical in determining their lifetime maximum intensity and destructive power. However, the interdecadal variability of TC intensification rates in the Western North Pacific (WNP) remains unclear. In this study, we focused on the changes in TC in...
Atmospheric sciencePhysical oceanography
10.1038/S41612-025-01001-3
ISSN:2397-3722

Reconciling opposing Walker circulation trends in observations and model projections

Eui-Seok ChungAxel TimmermannBrian J. SodenKyung-Ja HaLei Shi6
Nature Climate Change
2019
2019/4/1
Vol.9 No.5 p.405-412
A strengthening of the Pacific Walker circulation (PWC) over recent decades triggered an intense debate on the validity of model-projected weakening of the PWC in response to anthropogenic warming. However, limitations of in situ observations and reanalysis datasets have hindered an unambiguous attr...
Atmospheric scienceClimate change
10.1038/S41558-019-0446-4
ISSN:1758-678X

Emergence of decadal linkage between Western Australian coast and Western–central tropical Pacific

Yuewen DingPengfei LinHailong LiuBo WuYuanlong Li13
Nature Communications
2024
2024/5/25
Vol.15 No.1 p.1-10
The impact of interbasin linkage on the weather/climate and ecosystems is significantly broader and profounder than that of only appearing in an individual basin. Here, we reveal that a decadal linkage of sea surface temperature (SST) has emerged between western Australian coast and western–central ...
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10.1038/S41467-024-48900-2
ISSN:2041-1723

Unraveling the roles of jet streams on the unprecedented hot July in Western Europe in 2022

Xinhui LiJiayu ZhengChunzai WangXiayan LinZhixiong Yao
Npj Climate And Atmospheric Science
2024
2024/12/24
Vol.7 No.1 p.1-11
Western Europe experienced an unprecedentedly hot July in 2022, which significantly impacted ecosystems and society. Our observational and numerical modeling study reveals that this event was influenced by anomalous North Atlantic and Eurasian jet streams. The northeastward shift of the North Atlant...
Atmospheric dynamicsPhysical oceanography
10.1038/S41612-024-00880-2
ISSN:2397-3722

Indian Ocean Dipole affects eastern tropical Atlantic salinity through Congo River Basin hydrology

Sreelekha JarugulaMichael J. McPhaden
Communications Earth & Environment
2023
2023/10/10
Vol.4 No.1 p.1-9
The Indian Ocean Dipole is associated with a pronounced sea surface temperature gradient between eastern and western Indian Ocean. Here, we describe a striking contrast in Congo basin rainfall, river discharge and Eastern Tropical Atlantic surface salinity linked to the recent strong 2019 positive D...
Atmospheric dynamicsHydrologyPhysical oceanography
10.1038/S43247-023-01027-6
ISSN:2662-4435

The southward shift of hurricane genesis over the northern Atlantic Ocean

Xi CaoRenguang WuXianling JiangYifeng DaiPengfei Wang17
Npj Climate And Atmospheric Science
2025
2025/1/30
Vol.8 No.1 p.1-10
The hurricane, with maximum wind speed over 64 kts, is among the most terrible calamities over the northern Atlantic (NATL). Previous studies identified a poleward migration of tropical cyclone (TC) genesis over the Pacific Ocean, but the shift over the NATL is statistically insignificant. The prese...
Climate sciencesOcean sciences
10.1038/S41612-025-00923-2
ISSN:2397-3722

Historical changes in wind-driven ocean circulation drive pattern of Pacific warming

Shuo FuShineng HuXiao-Tong ZhengKay McMonigalSarah Larson6
Nature Communications
2024
2024/2/20
Vol.15 No.1 p.1-9
The tropical Pacific warming pattern since the 1950s exhibits two warming centers in the western Pacific (WP) and eastern Pacific (EP), encompassing an equatorial central Pacific (CP) cooling and a hemispheric asymmetry in the subtropical EP. The underlying mechanisms of this warming pattern remain ...
Climate and Earth system modellingClimate changeClimate-change impacts
10.1038/S41467-024-45677-2
ISSN:2041-1723

Strengthening atmospheric circulation and trade winds slowed tropical Pacific surface warming

Mojib LatifTobias BayrJoakim KjellssonJoke F. LübbeckeThomas Martin10
Communications Earth & Environment
2023
2023/7/12
Vol.4 No.1 p.1-10
The globally averaged sea-surface temperature (SST) has steadily increased in the last four decades, consistent with the rising atmospheric greenhouse gas concentrations. Parts of the tropical Pacific exhibited less warming than the global average or even cooling, which is not captured by state-of-t...
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10.1038/S43247-023-00912-4
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Subpolar North Atlantic decadal cooling may have aggravated recent Eastern Siberian wildfires

Yuhao ZengJun WangShangfeng ChenCheng SunChaoyang Wu7
Nature Communications
2025
2025/12/24
0
Recent wildfire outbreaks in Eastern Siberia herald far-reaching impacts on air quality and carbon balance. While anthropogenic warming is identified as the primary driver of increased wildfire risk, the role of internal climate variability remains unclear. Here, we perform an attribution analysis t...
Atmospheric dynamicsAttributionNatural hazards
10.1038/S41467-025-66520-2
ISSN:2041-1723

Nonlinear country-heterogenous impact of the Indian Ocean Dipole on global economies

Wenju CaiYi LiuXiaopei LinZiguang LiYing Zhang6
Nature Communications
2024
2024/6/12
Vol.15 No.1 p.1-10
A positive Indian Ocean Dipole features an anomalously high west-minus-east sea surface temperature gradient along the equatorial Indian Ocean, affecting global extreme weathers. Whether the associated impact spills over to global economies is unknown. Here, we develop a nonlinear and country-hetero...
Climate-change impactsEconomics
10.1038/S41467-024-48509-5
ISSN:2041-1723

Role of Antarctic ozone in shaping East Asian summer precipitation variability

Lingaona ZhuZhiwei WuBin Wang
Npj Climate And Atmospheric Science
2025
2025/6/20
Vol.8 No.1 p.1-11
Most previous studies on the climatic effects of Antarctic ozone have focused primarily on the Southern Hemisphere. This study suggests that September-October Antarctic ozone anomalies account for approximately 12% of the interannual variability in East Asian summer precipitation. The precipitation ...
Atmospheric scienceClimate change
10.1038/S41612-025-01116-7
ISSN:2397-3722

Tropical-leaning Atlantic Oscillation favors more typhoons toward Asian high-latitude cities

Zeming WuChundi HuWenju CaiChengyang ZhangTao Lian9
Nature Communications
2025
2025/12/31
0
Poleward migration of Northwest Pacific typhoons brings severe impacts on East Asian high-latitude cities, yet early typhoon climate prediction remains a long-standing scientific challenge. Here we reveal a seemingly-familiar-yet-strange climate oscillation phenomenon, which we name Tropical-le...
Atmospheric dynamicsProjection and prediction
10.1038/S41467-025-67946-4
ISSN:2041-1723

Main drivers of Indian Ocean Dipole asymmetry revealed by a simple IOD model

Soon-Il AnHyo-Jin ParkSoong-Ki KimWenju CaiAgus Santoso7
Npj Climate And Atmospheric Science
2023
2023/7/15
Vol.6 No.1 p.1-7
Indian Ocean Dipole phenomenon (IOD) refers to a dominant zonal contrast pattern of sea surface temperature anomaly (SSTA) over tropical Indian Ocean (TIO) on interannual time scales. Its positive phase, characterized by anomalously warm western TIO and anomalously cold southeastern TIO, is usually ...
Atmospheric dynamicsClimate and Earth system modellingPhysical oceanography
10.1038/S41612-023-00422-2
ISSN:2397-3722

Reduced tropical rain-band asymmetry through the seasonal cycle

Pengcheng ZhangShang-Ping XieNicholas J. LutskoYuko M. OkumuraDa Yang6
Nature Geoscience
2026
2026/7/14
00 p.1-7
The northward displacement of the Intertropical Convergence Zone is a defining feature of the tropical climate that global models struggle to reproduce. While often attributed to interhemispheric energy imbalance, other processes may also shape its annual-mean structure. Here we use a hierarchy of m...
Atmospheric dynamicsPhysical oceanography
10.1038/S41561-026-02046-6
ISSN:1752-0894

Sea surface warming patterns drive hydrological sensitivity uncertainties

Shipeng ZhangPhilip StierGuy DaganChen ZhouMinghuai Wang
Nature Climate Change
2023
2023/5/25
00 p.1-9
The increase in global-mean precipitation with global-mean temperature (hydrological sensitivity; $$\eta$$ ) is constrained by the atmospheric energy budget, but its magnitude remains uncertain. Here we apply warming patch experiments to a climate model to demonstrate that the spatial pattern of sea...
Atmospheric dynamicsClimate and Earth system modellingHydrologyProjection and prediction
10.1038/S41558-023-01678-5
ISSN:1758-678X

Recent autumn sea ice loss in the eastern Arctic enhanced by summer Asian-Pacific Oscillation

Botao ZhouZiyi SongZhicong YinXinping XuBo Sun7
Nature Communications
2024
2024/3/30
Vol.15 No.1 p.1-10
Recent rapid Arctic sea ice loss was documented as combined results from anthropogenic forcing and climate system internal variability. However, the role of internal variability is not well understood. Here, we propose that the Asian-Pacific Oscillation (APO), an intrinsic atmospheric mode featuring...
Atmospheric dynamicsCryospheric science
10.1038/S41467-024-47051-8
ISSN:2041-1723

A fresh perspective on ENSO nonlinearity: the ENSO pattern continuum metric

Sulian ThualBoris Dewitte
Npj Climate And Atmospheric Science
2025
2025/11/5
Vol.8 No.1 p.1-15
The El Niño-Southern Oscillation (ENSO) is characterized by a zonal (longitudinal) displacement of the background Walker circulation across the equatorial Pacific, or spatial shifting. The warm pool edge position (WPEP) commonly measures the intensity of this shifting. Hereby organizing sea surface ...
Atmospheric scienceOcean sciences
10.1038/S41612-025-01233-3
ISSN:2397-3722

Crucial role of sea surface temperature warming patterns in near-term high-impact weather and climate projection

Ming ZhaoThomas Knutson
Npj Climate And Atmospheric Science
2024
2024/6/13
Vol.7 No.1 p.1-13
Recent studies indicate that virtually all global climate models (GCMs) have had difficulty simulating sea surface temperature (SST) trend patterns over the past four decades. GCMs produce enhanced warming in the eastern Equatorial Pacific (EPAC) and Southern Ocean (SO) warming, while observations s...
Climate and Earth system modellingProjection and prediction
10.1038/S41612-024-00681-7
ISSN:2397-3722

Highest ocean heat in four centuries places Great Barrier Reef in danger

Benjamin J. HenleyHelen V. McGregorAndrew D. KingOve Hoegh-GuldbergAriella K. Arzey9
Nature
2024
2024/8/7
Vol.632 No.8024 p.320-326
Mass coral bleaching on the Great Barrier Reef (GBR) in Australia between 2016 and 2024 was driven by high sea surface temperatures (SST)1. The likelihood of temperature-induced bleaching is a key determinant for the future threat status of the GBR2, but the long-term context of recent temperat...
Climate changeEnvironmental impactPalaeoclimate
10.1038/S41586-024-07672-X
ISSN:0028-0836

Understanding the driving mechanisms behind triple-dip La Niñas: insights from the prediction perspective

Han-Ching ChenYu-Heng TsengJo-Hsu HuangPing-Han Juang
Npj Climate And Atmospheric Science
2025
2025/4/16
Vol.8 No.1 p.1-11
This study investigates the mechanisms and predictability of multi-year La Niña events, focusing on the 1998–2001 and 2020–2023 triple-dip events, using a physically based statistical ENSO prediction model (EPM). The results highlight distinct driving mechanisms behind these two events. The 1998–200...
Atmospheric dynamicsPhysical oceanography
10.1038/S41612-025-01004-0
ISSN:2397-3722

Structural fluctuations of the Arctic Oscillation tied to the Atlantic Multidecadal Oscillation

Hainan GongKangjie MaBo LiuJudah CohenLin Wang
Npj Climate And Atmospheric Science
2024
2024/10/27
Vol.7 No.1 p.1-10
The Arctic Oscillation (AO) has been observed to undergo distinct decadal structural fluctuations that significantly influence regional weather and climate. Understanding the drivers and mechanisms behind the AO’s spatial nonstationarity is critical for improving climate predictions related to the A...
Atmospheric scienceClimate change
10.1038/S41612-024-00805-Z
ISSN:2397-3722

Projected reversal of oceanic stable carbon isotope ratio depth gradient with continued anthropogenic carbon emissions

Kwon Eun YoungTimmermann AxelTipple Brett J.Schmittner Andreas
Communications Earth & Environment
2022
2022/3/15
Vol.3 No.1 p.1-12
Paleoceanographic records suggest that the present-day vertical gradient in the stable carbon isotopic composition (δ13C) of dissolved inorganic carbon in the ocean was reversed during the Paleocene-Eocene Thermal Maximum, an early period of relatively rapid release of carbon into the climate system...
Marine chemistryPalaeoceanography
10.1038/S43247-022-00388-8
ISSN:2662-4435

Increasingly negative tropical water–interannual CO2 growth rate coupling

Laibao LiuPhilippe CiaisMengxi WuRyan S. PadrónPierre Friedlingstein8
Nature
2023
2023/5/31
00 p.1-6
Terrestrial ecosystems have taken up about 32% of the total anthropogenic CO2 emissions in the past six decades1. Large uncertainties in terrestrial carbon–climate feedbacks, however, make it difficult to predict how the land carbon sink will respond to future climate change2. Interannual variations...
Carbon cycleClimate change
10.1038/S41586-023-06056-X
ISSN:0028-0836

Weakening of the Atlantic Niño variability under global warming

Crespo Lander R.Prigent ArthurKeenlyside NoelKoseki ShunyaSvendsen Lea7
Nature Climate Change
2022
2022/9/1
Vol.12 No.9 p.822-827
The Atlantic Niño is one of the most important patterns of interannual tropical climate variability, but how climate change will influence this pattern is not well known due to large climate model biases. Here we show that state-of-the-art climate models robustly predict a weakening of Atlantic Niño...
Physical oceanographyProjection and prediction
10.1038/S41558-022-01453-Y
ISSN:1758-678X

Increased occurrences of consecutive La Niña events under global warming

Tao GengFan JiaWenju CaiLixin WuBolan Gan8
Nature
2023
2023/7/26
Vol.619 No.7971 p.774-781
Most El Niño events occur sporadically and peak in a single winter1–3, whereas La Niña tends to develop after an El Niño and last for two years or longer4–7. Relative to single-year La Niña, consecutive La Niña features meridionally broader easterly winds and hence a slower heat recharge of the equa...
Physical oceanographyProjection and prediction
10.1038/S41586-023-06236-9
ISSN:0028-0836

Forecasting the El Niño type well before the spring predictability barrier

Josef LudescherArmin BundeHans Joachim Schellnhuber
Npj Climate And Atmospheric Science
2023
2023/11/22
Vol.6 No.1 p.1-9
El Niño events represent anomalous episodic warmings, which can peak in the equatorial Central Pacific (CP events) or Eastern Pacific (EP events). The type of an El Niño (CP or EP) has a major influence on its impact and can even lead to either dry or wet conditions in the same areas on the globe. H...
Climate sciencesOcean sciences
10.1038/S41612-023-00519-8
ISSN:2397-3722

Fast reduction of Atlantic SST threatens Europe-wide gross primary productivity under positive and negative CO2 emissions

Young-Min YangJongsoo ShinSo-Won ParkJae-Heung ParkSoon-Il An11
Npj Climate And Atmospheric Science
2024
2024/6/1
Vol.7 No.1 p.1-8
Climate change mitigation through negative CO2 emissions has been recognized as a crucial strategy to combat global warming. However, its potential effects on terrestrial productivity and agricultural activities remain uncertain. In this study, we utilized large ensemble simulations with an Earth sy...
Atmospheric dynamicsClimate and Earth system modellingPhenologyPhysical oceanography
10.1038/S41612-024-00674-6
ISSN:2397-3722

The expanding Indo-Pacific freshwater pool and changing freshwater pathway in the South Indian Ocean

Gengxin ChenWeiqing HanAixue HuGerald A. MeehlArnold L. Gordon9
Nature Climate Change
2026
2026/2/3
Vol.16 No.3 p.331-340
Understanding ocean freshwater variability is key to assessing the global water cycle and climate change, but changes in freshwater storage and transport remain unclear. Here we show that the South Indian Ocean—a vital conduit for interocean exchange—has experienced the strongest freshening in the S...
Climate-change impactsHydrologyPhysical oceanography
10.1038/S41558-025-02553-1
ISSN:1758-678X

The driving of North American climate extremes by North Pacific stationary-transient wave interference

Mingyu ParkNathaniel C. JohnsonThomas L. Delworth
Nature Communications
2024
2024/8/25
Vol.15 No.1 p.1-18
Wave interference between transient waves and climatological stationary waves is a useful framework for diagnosing the magnitude of stationary waves. Here, we find that the wave interference over the North Pacific Ocean is an important driver of North American wintertime cold and heavy precipitation...
Atmospheric dynamicsProjection and prediction
10.1038/S41467-024-51601-5
ISSN:2041-1723

Aerosol emission reductions cause post-2011 rapid warming in the northwestern Pacific

Nan YangYan XiaFei XieChuanfeng ZhaoTianyi Fan6
Communications Earth & Environment
2025
2025/11/25
0
The northwestern Pacific has exhibited an anomalously rapid warming since 2011, causing significant climate disasters and marine ecosystem destruction. Yet the drivers of this accelerated warming remain insufficiently understood. Here we find that anthropogenic aerosol mitigation constitutes the pri...
Atmospheric scienceClimate change
10.1038/S43247-025-03015-4
ISSN:2662-4435

Decreased ENSO post-2100 in response to formation of a permanent El Niño-like state under greenhouse warming

Tao GengWenju CaiFan JiaLixin Wu
Nature Communications
2024
2024/7/10
Vol.15 No.1 p.1-10
Under transient greenhouse warming, El Niño-Southern Oscillation (ENSO) is projected to increase pre-2100, accompanied by an easier establishment of atmospheric convection in the equatorial eastern Pacific, where sea surface temperature (SST) warms faster than surrounding regions. After 2100, how EN...
Atmospheric scienceClimate change
10.1038/S41467-024-50156-9
ISSN:2041-1723

Atlantic origin of the increasing Asian westerly jet interannual variability

Lifei LinChundi HuBin WangRenguang WuZeming Wu10
Nature Communications
2024
2024/3/9
Vol.15 No.1 p.1-10
The summer Eurasian westerly jet is reported to become weaker and wavier, thus promoting the frequent weather extremes. However, the primary driver of the changing jet stream remains in debate, mainly due to the regionality and seasonality of the Eurasian jet. Here we report a sharp increase, by app...
Atmospheric dynamicsPhysical oceanography
10.1038/S41467-024-46543-X
ISSN:2041-1723

Decadal oceanic variability amplified recent heatwave in the Northern Hemisphere

Nan LeiXiaodan GuanYongkun XieXiaohan ShenYuhang Ding6
Npj Climate And Atmospheric Science
2025
2025/8/5
Vol.8 No.1 p.1-12
The persistent increase in heatwaves has caused substantial economic and ecological damage. However, the contribution of decadal oceanic variability to the recent surge in heatwaves remains unclear. Here, using observations and simulations, we demonstrate that oceanic modulation drives decadal heatw...
Climate sciencesEnvironmental sciencesOcean sciences
10.1038/S41612-025-01179-6
ISSN:2397-3722

Shifting hotspot of tropical cyclone clusters in a warming climate

Zheng-Hang FuDazhi XiShang-Ping XieWen ZhouNing Lin8
Nature Climate Change
2025
2025/7/31
00 p.1-9
Multiple tropical cyclones can be present concurrently within one ocean basin, and these clusters can induce compound hazards within a short time window. While the western North Pacific has historically been home to most tropical cyclone clusters, how climate change might affect this is unclear. Her...
Climate and Earth system modellingProjection and prediction
10.1038/S41558-025-02397-9
ISSN:1758-678X

Climate models exaggerate greenhouse gas impact on recent interhemispheric temperature patterns and tropical climate

Chengfei HeAmy C. ClementMark A. CaneAlex GonzalezYoung-Oh Kwon8
Nature Communications
2026
2026/2/27
Vol.17 No.1 p.32650
The interhemispheric thermal contrast, defined as the mean sea surface temperature difference between the northern and southern hemispheres, crucially influences tropical climate. Climate models show a positive interhemispheric thermal contrast trend since 1950, with more warming in the northern hem...
Atmospheric scienceClimate change
10.1038/S41467-026-69783-5
ISSN:2041-1723

Atlantic multidecadal variability controls Arctic-ENSO connection

Shangfeng ChenWen ChenRenguang WuBin YuHans-F. Graf8
Npj Climate And Atmospheric Science
2025
2025/2/10
Vol.8 No.1 p.1-12
The springtime Arctic Oscillation (AO), a dominant pattern of atmospheric variability in the extra-tropical Northern Hemisphere, influences the subsequent El Niño-Southern Oscillation (ENSO) by triggering westerly wind bursts over the equatorial western Pacific. It thereby provides a source of predi...
Atmospheric dynamicsAtmospheric science
10.1038/S41612-025-00936-X
ISSN:2397-3722

Training machine learning models on climate model output yields skillful interpretable seasonal precipitation forecasts

Gibson Peter B.Chapman William E.Altinok AlphanDelle Monache LucaDeFlorio Michael J.6
Communications Earth & Environment
2021
2021/8/10
Vol.2 No.1 p.1-13
A barrier to utilizing machine learning in seasonal forecasting applications is the limited sample size of observational data for model training. To circumvent this issue, here we explore the feasibility of training various machine learning approaches on a large climate model ensemble, providing a l...
Atmospheric dynamicsClimate sciences
10.1038/S43247-021-00225-4
ISSN:2662-4435

Tropical eastern Pacific cooling trend reinforced by human activity

Eui-Seok ChungSeong-Joong KimSang-Ki LeeKyung-Ja HaSang-Wook Yeh9
Npj Climate And Atmospheric Science
2024
2024/7/24
Vol.7 No.1 p.1-12
It remains unresolved whether the La Niña-like sea surface temperature (SST) trend pattern during the satellite era, featuring a distinct warming in the northwest/southwest Pacific but cooling in the tropical eastern Pacific, is driven by either external forcing or internal variability. Here, by con...
AttributionClimate and Earth system modelling
10.1038/S41612-024-00713-2
ISSN:2397-3722

Indian Ocean warming as key driver of long-term positive trend of Arctic Oscillation

Jeong Yong-CheolYeh Sang-WookLim Young-KwonSantoso AgusWang Guojian
Npj Climate And Atmospheric Science
2022
2022/7/8
Vol.5 No.1 p.1-10
Arctic oscillation (AO), which is the most dominant atmospheric variability in the Northern Hemisphere (NH) during the boreal winter, significantly affects the weather and climate at mid-to-high latitudes in the NH. Although a climate community has focused on a negative trend of AO in recent decades...
Atmospheric scienceClimate change
10.1038/S41612-022-00279-X
ISSN:2397-3722

Paleoclimate proxy records suggest reduced tropical Pacific zonal asymmetry under sustained global warming

Eui-Seok ChungSeong-Joong KimKeith B. RodgersSang-Yoon JunJoo-Hong Kim7
Communications Earth & Environment
2025
2025/2/8
Vol.6 No.1 p.1-11
Pronounced model-observation discrepancies in the changes of tropical Pacific zonal sea surface temperature gradient during the satellite era imply systematic model deficiencies. However, the relatively short high-quality instrumental record hampers robustly determining the response of tropical Paci...
AttributionPalaeoclimate
10.1038/S43247-025-02039-0
ISSN:2662-4435

Distinct decadal modulation of Atlantic-Niño influence on ENSO

Jae-Heung ParkJong-Seong KugYoung-Min YangMi-Kyung SungSunyong Kim8
Npj Climate And Atmospheric Science
2023
2023/7/29
Vol.6 No.1 p.1-11
It is known that winter Atlantic-Niño events can induce the El Niño–Southern oscillation (ENSO) in the following winter with a lag of 1-year during one period. On the other hand, summer Atlantic-Niño events can lead to the ENSO in the subsequent winter with a half-year lag during another period. In ...
Atmospheric scienceOcean sciences
10.1038/S41612-023-00429-9
ISSN:2397-3722

Decelerated Arctic Sea ice loss triggered by accelerated North Pacific warming over the past decade

Lejiang YuHaibo BiShiyuan ZhongPeng ZhangCuijuan Sui
Communications Earth & Environment
2025
2025/11/18
Vol.6 No.1 p.9220
As global mean surface temperatures have risen rapidly (approaching the 1.5 °C warming threshold), an unexpected slowdown in Arctic summer sea ice loss has been identified. Here, we use observational and numerical analysis and show that this divergence between Arctic and global warming trends stems ...
Ocean sciences
10.1038/S43247-025-02882-1
ISSN:2662-4435

Nonlinear El Niño impacts on the global economy under climate change

Yi LiuWenju CaiXiaopei LinZiguang LiYing Zhang
Nature Communications
2023
2023/9/21
Vol.14 No.1 p.1-11
The El Niño-Southern Oscillation (ENSO) is a consequential climate phenomenon affecting global extreme weather events often with largescale socioeconomic impacts. To what extent the impact affects the macroeconomy, how long the impact lasts, and how the impact may change in a warming climate are imp...
Climate-change impactsEconomics
10.1038/S41467-023-41551-9
ISSN:2041-1723

Poleward migration of tropical cyclones over 1980–2024 is dominated by Pacific variability

Wenyu ZhouL. Ruby LeungChuan-Chieh ChangMing ZhaoHuang-Hsiung Hsu9
Nature Geoscience
2025
2025/12/15
00 p.1-10
Since 1980, tropical cyclones have migrated poleward, but it remains unclear whether this trend reflects long-term climate change or temporary climate variability. Here we investigate the drivers of this poleward migration using multiple observational datasets and global models that permit tropical ...
Atmospheric dynamicsClimate and Earth system modelling
10.1038/S41561-025-01866-2
ISSN:1752-0894

Understanding spring forecast El Niño false alarms in the North American Multi-Model Ensemble

Aaron FZ LevineMichelle L’HeureuxCaihong Wen
Npj Climate And Atmospheric Science
2025
2025/3/7
Vol.8 No.1 p.1-10
El Niño is responsible for the largest part of the seasonal-to-interannual climate variability, so forecasting El Niño events correctly is important. However, forecasting El Niño events during boreal spring remains challenging. The dynamical seasonal forecast models of the North American Multi-Model...
Atmospheric dynamicsPhysical oceanography
10.1038/S41612-025-00956-7
ISSN:2397-3722

Southern Indian Ocean Dipole as a trigger for Central Pacific El Niño since the 2000s

Jo Hyun-SuHam Yoo-GeunKug Jong-SeongLi TimKim Jeong-Hwan7
Nature Communications
2022
2022/11/15
Vol.13 No.1 p.1-8
Despite decades of effort, predicting the El Niño-Southern Oscillation (ENSO) since the 2000s has become increasingly challenging. This is due to the weaker coupling between the ENSO and well-known precursors in tropical ocean basins, particularly in the Indian Ocean. Here we show that the Southern ...
Atmospheric dynamicsPhysical oceanographyProjection and prediction
10.1038/S41467-022-34721-8
ISSN:2041-1723

Volcanic eruptions disrupt ENSO teleconnections with land summer temperature

Xu ZhangJinbao LiShang-Ping XieFei LiuFeng Shi8
Nature Communications
2025
2025/11/10
Vol.16 No.1 p.98820
The El Niño–Southern Oscillation (ENSO) is a key ocean-atmospheric mode that affects global weather and climate through atmospheric teleconnections. It remains unclear how robust and stable ENSO teleconnection patterns are under external perturbations. Here, we use observations to demonstrate that v...
Atmospheric dynamicsClimate and Earth system modellingPalaeoclimate
10.1038/S41467-025-64879-W
ISSN:2041-1723

Accelerated warming in the North Pacific since 2013

Zeng-Zhen HuMichael J. McPhadenBoyin HuangJieshun ZhuYunyun Liu
Nature Climate Change
2024
2024/7/23
00 p.1-3
Sea surface temperature increase in the global ocean exhibits marked spatial and temporal variations, with warming in the North Pacific significantly higher than in other basins since 2013. This accelerated warming is related to a shoaling of ocean surface mixed-layer depth and is partially dampened...
Climate changePhysical oceanography
10.1038/S41558-024-02088-X
ISSN:1758-678X

Correcting datasets leads to more homogeneous early-twentieth-century sea surface warming

Duo ChanElizabeth C. KentDavid I. BerryPeter Huybers
Nature
2019
2019/7/17
Vol.571 No.7765 p.393-397
Existing estimates of sea surface temperatures (SSTs) indicate that, during the early twentieth century, the North Atlantic and northeast Pacific oceans warmed by twice the global average, whereas the northwest Pacific Ocean cooled by an amount equal to the global average1–4. Such a heterogeneous pa...
AttributionPhysical oceanography
10.1038/S41586-019-1349-2
ISSN:0028-0836

Pantropical Indo-Atlantic temperature gradient modulates multi-decadal AMOC variability in models and observations

Brady S. FersterLeonard F. BorchertJuliette MignotMatthew B. MenaryChristophe Cassou6
Npj Climate And Atmospheric Science
2023
2023/10/19
Vol.6 No.1 p.1-8
Interconnections between ocean basins are recognized as an important driver of climate variability. Recent modeling evidence suggests that the North Atlantic climate can respond to persistent warming of the tropical Indian Ocean sea surface temperature (SST) relative to the rest of the tropics (rTIO...
Atmospheric dynamicsPhysical oceanography
10.1038/S41612-023-00489-X
ISSN:2397-3722

Part I observational study on a new mechanism for North Pacific Oscillation influencing the tropics

Zhao JiuweiSung Mi-KyungPark Jae-HeungLuo Jing-JiaKug Jong-Seong
Npj Climate And Atmospheric Science
2023
2023/2/27
Vol.6 No.1 p.1-10
The North Pacific Oscillation (NPO), a representative midlatitude atmospheric variability, plays an important role in the development of the El Niño-Southern Oscillation (ENSO). To explain this extratropical–tropical linkage, previous studies have focused on the atmospheric boundary layer processes ...
Atmospheric dynamicsPhysical oceanography
10.1038/S41612-023-00336-Z
ISSN:2397-3722

ENSO skewness hysteresis and associated changes in strong El Niño under a CO2 removal scenario

Chao LiuSoon-Il AnFei-Fei JinMalte F. StueckerWenjun Zhang11
Npj Climate And Atmospheric Science
2023
2023/8/15
Vol.6 No.1 p.1-10
El Niño-Southern Oscillation (ENSO) sea surface temperature (SST) anomaly skewness encapsulates the nonlinear processes of strong ENSO events and affects future climate projections. Yet, its response to CO2 forcing remains not well understood. Here, we find ENSO skewness hysteresis in a large ensemb...
Climate sciencesProjection and prediction
10.1038/S41612-023-00448-6
ISSN:2397-3722

Evolving winter atmospheric teleconnection patterns and their potential triggers across western North America

Jueun LeeS.-Y. Simon WangSeok-Woo SonDaehyun KimJee-Hoon Jeong7
Npj Climate And Atmospheric Science
2024
2024/3/7
Vol.7 No.1 p.1-10
We present a comprehensive analysis diagnosing the primary factors driving the observed changes in major atmospheric teleconnection patterns in the Northern Hemisphere winter, including the Pacific North American pattern (PNA), North Atlantic Oscillation (NAO), and North American winter dipole (NAWD...
Atmospheric dynamicsClimate and Earth system modelling
10.1038/S41612-024-00608-2
ISSN:2397-3722

Internal variability effect doped by climate change drove the 2023 marine heat extreme in the North Atlantic

Thibault GuinaldoChristophe CassouJean-Baptiste SalléeAurélien Liné
Communications Earth & Environment
2025
2025/4/16
Vol.6 No.1 p.1-11
The year 2023 shattered numerous heat records both globally and regionally. We here focus on the drivers of the unprecedented warm sea surface temperature (SST) anomalies which started in the North Atlantic Ocean in early summer and persisted later on. Evidence is provided that 2023 should be interp...
Climate sciencesOcean sciences
10.1038/S43247-025-02197-1
ISSN:2662-4435

Tropical Atlantic multidecadal variability is dominated by external forcing

Chengfei HeAmy C. ClementSydney M. KramerMark A. CaneJeremy M. Klavans7
Nature
2023
2023/9/13
00 p.1-7
The tropical Atlantic climate is characterized by prominent and correlated multidecadal variability in Atlantic sea surface temperatures (SSTs), Sahel rainfall and hurricane activity1–4. Owing to uncertainties in both the models and the observations, the origin of the physical relationships among th...
Atmospheric scienceClimate changeOcean sciences
10.1038/S41586-023-06489-4
ISSN:0028-0836

Seasonal phase change of the North Atlantic Tripole Sea surface temperature predicted by air-sea coupling

Haipeng YuShanling ChengJianping HuangZeyong HuHaojie Wu6
Npj Climate And Atmospheric Science
2024
2024/12/24
Vol.7 No.1 p.1-13
The North Atlantic Tripole sea surface temperature anomaly (NAT SSTA) is critical for predicting climate in Eurasia. Predictions for summer climate anomalies currently assume the NAT SSTA phase persists from boreal winter through summer. When NAT phase switches, predictions become unreliable. Howeve...
Atmospheric dynamicsPhysical oceanography
10.1038/S41612-024-00882-0
ISSN:2397-3722

Critical role of biomass burning aerosols in enhanced historical Indian Ocean warming

Yiqun TianShineng HuClara Deser
Nature Communications
2023
2023/6/14
Vol.14 No.1 p.1-8
The tropical Indian Ocean (TIO) has experienced enhanced surface warming relative to the tropical mean during the past century, but the underlying mechanisms remain unclear. Here we use single-forcing, large-ensemble coupled model simulations to demonstrate that changes of biomass burning (BMB) aero...
Climate changeOcean sciences
10.1038/S41467-023-39204-Y
ISSN:2041-1723

Mean sea surface temperature changes influence ENSO-related precipitation changes in the mid-latitudes

Young-Min YangJae-Heung ParkSoon-Il AnBin WangXiao Luo
Nature Communications
2021
2021/3/5
Vol.12 No.1 p.1-9
El Niño profoundly impacts precipitation in high-population regions. This demands an advanced understanding of the changes in El Niño-induced precipitation under the future global warming scenario. However, thus far, consensus is lacking regarding future changes in mid-latitude precipitation influen...
Climate and Earth system modellingClimate-change impactsEnvironmental impactProjection and prediction
10.1038/S41467-021-21787-Z
ISSN:2041-1723

Multi-decadal climate variability and satellite biases have amplified model-observation discrepancies in tropical troposphere warming estimates

Eui-Seok ChungSeong-Joong KimByung-Ju SohnYoung-Chan NohViju O. John
Communications Earth & Environment
2024
2024/6/21
Vol.5 No.1 p.1-8
Most coupled model simulations substantially overestimate tropical tropospheric warming trends over the satellite era, undermining the reliability of model-projected future climate change. Here we show that the model-observation discrepancy over the satellite era has arisen in large part from multi-...
AttributionClimate and Earth system modelling
10.1038/S43247-024-01510-8
ISSN:2662-4435

Arctic warming as a potential trigger for the warm blob in the northeast Pacific

Huan-Huan ChenYuntao WangXichen LiLiying WanYeping Yuan8
Npj Climate And Atmospheric Science
2025
2025/3/19
Vol.8 No.1 p.1-8
The northeast (NE) Pacific has experienced significant marine heatwaves (MHWs) in recent years, commonly known as “warm blobs.” This study examines the impact of Arctic warming, particularly in the Eastern Siberian-Chukchi Sea (ES-CS) region, on the occurrence of these warm blobs during boreal winte...
Physical oceanography
10.1038/S41612-025-00900-9
ISSN:2397-3722

Accounting for Pacific climate variability increases projected global warming

Yongxiao LiangNathan P. GillettAdam H. Monahan
Nature Climate Change
2024
2024/6/5
Vol.14 No.6 p.608-614
Observational constraint methods based on the relationship between the past global warming trend and projected warming across climate models were used to reduce uncertainties in projected warming by the Intergovernmental Panel on Climate Change. Internal climate variability in the eastern tropical P...
Climate and Earth system modellingProjection and prediction
10.1038/S41558-024-02017-Y
ISSN:1758-678X

Midwinter breakdown of ENSO climate impacts in East Asia

Xin GengKyung-Min NohKyungna KimJong-Seong Kug
Npj Climate And Atmospheric Science
2023
2023/9/29
Vol.6 No.1 p.1-9
The El Niño-Southern Oscillation (ENSO) influence on the East Asian winter monsoon (EAWM) exhibits remarkable non-stationarity on subseasonal timescales, severely limiting climate predictability. Here, based on observational and reanalysis datasets, we identify a robust subseasonal variability in th...
Atmospheric dynamicsProjection and prediction
10.1038/S41612-023-00474-4
ISSN:2397-3722

Tropical cyclones act to intensify El Niño

Qiuyun WangJianping LiFei-Fei JinJohnny C. L. ChanChunzai Wang13
Nature Communications
2019
2019/8/22
Vol.10 No.1 p.1-13
Tropical cyclones (TCs), some of the most influential weather events across the globe, are modulated by the El Niño–Southern Oscillation (ENSO). However, little is known about the feedback of TCs on ENSO. Here, observational and modelling evidence shows that TC activity in the southeastern western N...
Atmospheric dynamicsOcean sciences
10.1038/S41467-019-11720-W
ISSN:2041-1723

Northeast Pacific warm blobs sustained via extratropical atmospheric teleconnections

Jian ShiHao HuangAlexey V. FedorovNeil J. HolbrookYu Zhang13
Nature Communications
2024
2024/4/2
Vol.15 No.1 p.1-9
Large-scale marine heatwaves in the Northeast Pacific (NEP), identified here and previously as ‘warm blobs’, have devastating impacts on regional ecosystems. An anomalous atmospheric ridge over the NEP is known to be crucial for maintaining these warm blobs, also causing abnormally cold temperatures...
Atmospheric dynamicsAttribution
10.1038/S41467-024-47032-X
ISSN:2041-1723

Causes of 2022 Pakistan flooding and its linkage with China and Europe heatwaves

Chi-Cherng HongAn-Yi HuangHuang-Hsiung HsuWan-Ling TsengMong-Ming Lu6
Npj Climate And Atmospheric Science
2023
2023/10/14
Vol.6 No.1 p.1-10
In boreal summer of 2022, Pakistan experienced extremely high rainfall, resulting in severe flooding and displacing over 30 million people. At the same time, heatwaves persisted over central China and Europe. The coexistence of these extreme events suggests a possible linkage. Our analysis indicated...
Atmospheric scienceClimate change
10.1038/S41612-023-00492-2
ISSN:2397-3722

More frequent central Pacific El Niño and stronger eastern pacific El Niño in a warmer climate

Shin Na-YeonKug Jong-SeongStuecker Malte F.Jin Fei-FeiTimmermann Axel6
Npj Climate And Atmospheric Science
2022
2022/12/16
Vol.5 No.1 p.1-8
El Niño events exhibit rich diversity in their spatial patterns, which can lead to distinct global impacts. Therefore, how El Niño pattern diversity will change in a warmer climate is one of the most critical issues for future climate projections. Based on the sixth Coupled Model Intercomparison Pro...
Atmospheric dynamicsPhysical oceanographyProjection and prediction
10.1038/S41612-022-00324-9
ISSN:2397-3722

Eastward-shifting boreal summer intraseasonal oscillation amplifies North America heatwave and wildfire risks in warming climate

Ziming ChenSandro W. LubisJian LuChuan-Chieh ChangHuilin Huang8
Npj Climate And Atmospheric Science
2025
2025/8/28
Vol.8 No.1 p.1-14
Boreal summer intraseasonal oscillation (BSISO) is a key component of tropical climate variability, characterized by eastward and northeastward propagation of organized convection across the Indo-Pacific region. BSISO influences weather and climate extremes through atmospheric teleconnections, but i...
Atmospheric dynamicsClimate and Earth system modellingClimate-change impactsClimate-change mitigationProjection and prediction
10.1038/S41612-025-01196-5
ISSN:2397-3722

Part II model support on a new mechanism for North Pacific Oscillation influence on ENSO

Zhao JiuweiSung Mi-KyungPark Jae-HeungLuo Jing-JiaKug Jong-Seong
Npj Climate And Atmospheric Science
2023
2023/2/27
Vol.6 No.1 p.1-13
Owing to the significant influence of El Niño-Southern Oscillation (ENSO) on global climate, how ENSO events are initiated is an intriguing issue. The North Pacific Oscillation (NPO), a primary atmospheric variability over the midlatitude, is a well-known trigger for ENSO events, but the physical li...
Atmospheric dynamicsPhysical oceanography
10.1038/S41612-023-00337-Y
ISSN:2397-3722

Enhanced North Pacific Victoria mode in a warming climate

Kai JiJin-Yi YuJianping LiZeng-Zhen HuYu-Heng Tseng9
Npj Climate And Atmospheric Science
2024
2024/2/27
Vol.7 No.1 p.1-8
The Pacific Decadal Oscillation (PDO), renowned as the dominant sea surface temperature (SST) fluctuation in the North Pacific and extensively scrutinized for its extensive influence on global climate patterns, stands in stark contrast to the Victoria mode (VM). Traditionally, the VM, representing t...
Climate changeClimate-change impactsOcean sciences
10.1038/S41612-024-00599-0
ISSN:2397-3722

Future changes in the wintertime ENSO-NAO teleconnection under greenhouse warming

Xin GengJong-Seong KugYu Kosaka
Npj Climate And Atmospheric Science
2024
2024/3/28
Vol.7 No.1 p.1-12
El Niño-Southern Oscillation (ENSO) teleconnection to the Euro-Atlantic exhibits strong subseasonal variations, as the North Atlantic Oscillation (NAO) response systematically reverses its phase from early to late winter. Based on two sets of atmospheric model simulations in CMIP6 forced by historic...
Atmospheric dynamicsProjection and prediction
10.1038/S41612-024-00627-Z
ISSN:2397-3722

Understanding the recent increase in multiyear La Niñas

Bin WangWeiyi SunChunhan JinXiao LuoYoung-Min Yang12
Nature Climate Change
2023
2023/9/18
00 p.1-7
Five out of six La Niña events since 1998 have lasted two to three years. Why so many long-lasting multiyear La Niña events have emerged recently and whether they will become more common remains unknown. Here we show that ten multiyear La Niña events over the past century had an accelerated trend, w...
Atmospheric dynamicsAttributionPhysical oceanography
10.1038/S41558-023-01801-6
ISSN:1758-678X

Enhanced impact of the Aleutian Low on increasing the Central Pacific ENSO in recent decades

Chen ShangfengChen WenYu BinWu RenguangGraf Hans-F.6
Npj Climate And Atmospheric Science
2023
2023/4/3
Vol.6 No.1 p.1-13
In this study, we reveal a marked enhanced impact of the early-spring Aleutian Low (AL) on the following winter El Niño and Southern Oscillation (ENSO) after the late-1990s. This enhanced impact of the early-spring AL may have an important contribution to the increased emergence of the central Pacif...
Atmospheric dynamicsAttribution
10.1038/S41612-023-00350-1
ISSN:2397-3722

Human-induced intensified seasonal cycle of sea surface temperature

Fukai LiuFengfei SongYiyong Luo
Nature Communications
2024
2024/5/10
Vol.15 No.1 p.1-10
Changes in the seasonal cycle of sea surface temperature (SST) have far-reaching ecological and societal implications. Previous studies have found an intensified SST seasonal cycle under global warming, but whether such changes have emerged in historical records remains largely unknown. Here, we rev...
AttributionPhysical oceanography
10.1038/S41467-024-48381-3
ISSN:2041-1723

Change of El Niño onset location around 1970

Xiao PanTim LiJinhua Yu
Npj Climate And Atmospheric Science
2024
2024/7/5
Vol.7 No.1 p.1-10
A shift of El Niño onset location from eastern Pacific (EP) to western Pacific (WP) occurred around 1970. It was accompanied by a faster mean sea surface temperature (SST) warming in WP and a change of precursory SST and wind anomaly patterns. The eigenvalue analysis of a simple coupled model shows ...
Atmospheric dynamicsClimate-change impacts
10.1038/S41612-024-00709-Y
ISSN:2397-3722

Atypical warming pattern of strong 2023-24 El Niño boosts global temperatures to new 1.5 °C record

Ning JiangCongwen ZhuMichael J. McPhadenZeng-Zhen HuTao Lian7
Communications Earth & Environment
2025
2025/12/17
Vol.6 No.1 p.10120
During the 2023-24 El Niño, the July 2023–June 2024 average global mean surface temperature peaked at 1.58 °C above pre-industrial levels, associated with a record 0.36 °C year-over-year rise. Here we use statistical models and a Green’s Function method to explore the causes for this rise. We show t...
Atmospheric dynamicsClimate changePhysical oceanography
10.1038/S43247-025-02971-1
ISSN:2662-4435

Breaking the link: warming disrupts early-season rainfall predictability in the Caribbean

Leonardo A. ClarkeJhordanne J. JonesMichael A. TaylorMatthew St. Michael WilliamsTajay Edwards6
Npj Climate And Atmospheric Science
2026
2026/1/19
Vol.9 No.1 p.520
Sea surface temperatures (SSTs) in the tropical North Atlantic have historically served as reliable predictors of early-season rainfall across the Caribbean. In particular, rainfall onset has been linked to SSTs exceeding the convective threshold necessary to support deep convection. However, recent...
Climate sciencesHydrology
10.1038/S41612-026-01325-8
ISSN:2397-3722

Antarctic sea-ice expansion and Southern Ocean cooling linked to tropical variability

Chung Eui-SeokKim Seong-JoongTimmermann AxelHa Kyung-JaLee Sang-Ki9
Nature Climate Change
2022
2022/4/14
00 p.1-8
A variety of hypotheses, involving sub-ice-shelf melting, stratospheric ozone depletion and tropical teleconnections, have been proposed to explain the observed Antarctic sea-ice expansion over the period of continuous satellite monitoring and corresponding model–observation discrepancy, but the iss...
Atmospheric dynamicsAttributionCryospheric science
10.1038/S41558-022-01339-Z
ISSN:1758-678X

Anthropogenic forcing and Pacific internal variability-determined decadal increase in summer precipitation over the Asian water tower

Yong LiuHuijun WangHuopo ChenZhongshi ZhangHua Li6
Npj Climate And Atmospheric Science
2023
2023/5/19
Vol.6 No.1 p.1-10
The increased precipitation in the Asian water tower has prompted the abrupt lake expansion and increased runoff, significantly reshaping the water resource redistribution in the Inner Tibetan Plateau (ITP). However, the dynamic attribution behind this decadal increment remains unclear. Here, analys...
Atmospheric dynamicsAttribution
10.1038/S41612-023-00369-4
ISSN:2397-3722

Increased Indian Ocean-North Atlantic Ocean warming chain under greenhouse warming

Yang Young-MinPark Jae-HeungAn Soon-IlYeh Sang-WookZhu Zhiwei9
Nature Communications
2022
2022/7/8
Vol.13 No.1 p.1-9
Over the past half a century, both the Indian Ocean (IO) and the North Atlantic Ocean (NA) exhibit strong warming trends like a global mean surface temperature (SST). Here, we show that not only simply as a result of increased greenhouse gases, but the IO-NA interaction through atmospheric teleconne...
Climate and Earth system modellingPhysical oceanography
10.1038/S41467-022-31676-8
ISSN:2041-1723

Boosting effect of strong western pole of the Indian Ocean Dipole on the decay of El Niño events

Jia WuHanjie FanShuheng LinWenxiu ZhongShan He7
Npj Climate And Atmospheric Science
2024
2024/1/3
Vol.7 No.1 p.1-11
The Indian Ocean Basin (IOB) mode is believed to favor the decay of El Niño via modulating the zonal wind anomalies in the western equatorial Pacific, while the contribution of the Indian Ocean Dipole (IOD) mode to the following year’s El Niño remains highly controversial. In this study, we use the ...
Atmospheric scienceClimate sciences
10.1038/S41612-023-00554-5
ISSN:2397-3722

Early-twentieth-century cold bias in ocean surface temperature observations

Sebastian SippelElizabeth C. KentNicolai MeinshausenDuo ChanChristopher Kadow11
Nature
2024
2024/11/20
Vol.635 No.8039 p.618-624
The observed temperature record, which combines sea surface temperatures with near-surface air temperatures over land, is crucial for understanding climate variability and change1–4. However, early records of global mean surface temperature are uncertain owing to changes in measurement technology an...
AttributionClimate and Earth system modellingProjection and prediction
10.1038/S41586-024-08230-1
ISSN:0028-0836

Climatic influence of the Antarctic ozone hole on the East Asian winter precipitation

Lingaona ZhuZhiwei Wu
Npj Climate And Atmospheric Science
2024
2024/8/10
Vol.7 No.1 p.1-11
The Antarctic ozone hole exerts a substantial impact on the climate of the Southern Hemisphere, yet research exploring its potential influence on the Northern Hemisphere climate is limited. This study unveils a significant positive relationship between interannual variations of Antarctic total colum...
Atmospheric scienceClimate change
10.1038/S41612-024-00732-Z
ISSN:2397-3722

Differential expansion speeds of Indo-Pacific warm pool and deep convection favoring pool under greenhouse warming

Leung Jeremy Cheuk-HinZhang BanglinGan QiuyingWang LeiQian Weihong6
Npj Climate And Atmospheric Science
2022
2022/11/24
Vol.5 No.1 p.1-15
The Indo-Pacific warm pool (IPWP), which affects the global climate system through supporting tropical convection, has been reported to expand significantly under greenhouse warming. Although early research revealed that the sea surface temperature (SST) threshold for deep convection (σconv) increas...
Atmospheric scienceClimate change
10.1038/S41612-022-00315-W
ISSN:2397-3722

Strong impact of the rare three-year La Niña event on Antarctic surface climate changes in 2021–2023

Shaoyin WangJiping LiuWenju CaiDongxia YangTobias Kerzenmacher7
Npj Climate And Atmospheric Science
2025
2025/5/8
Vol.8 No.1 p.1-13
From 2021 to 2023, satellite records reveal that February Antarctic sea ice extent reached record lows in 2022 and 2023. Simultaneously, the Antarctic ice sheet experienced a transient mass gain and rebounded temporarily from a decadal decline since 2002. The reasons behind these dramatic changes ar...
Atmospheric scienceClimate sciencesCryospheric scienceOcean sciences
10.1038/S41612-025-01066-0
ISSN:2397-3722

Pan-basin warming now overshadows robust Pacific Decadal Oscillation

Allison A. CluettSteven J. BogradMichael G. JacoxMercedes Pozo BuilElliott L. Hazen
Nature Climate Change
2025
2025/11/7
00 p.1-8
The Pacific Decadal Oscillation (PDO) has served as a key index linking basin-scale climate variability to marine ecosystem changes in the North Pacific. However, recent apparent breakdowns of PDO–ecosystem correlations have raised concerns about the stability of the mode and its continued relevance...
Climate-change impactsMarine biologyPhysical oceanography
10.1038/S41558-025-02482-Z
ISSN:1758-678X

What made 2023 and 2024 the hottest years in a row?

Shang-Ping XieAyumu MiyamotoPengcheng ZhangYu KosakaYu Liang6
Npj Climate And Atmospheric Science
2025
2025/3/22
Vol.8 No.1 p.1-4
Global surface temperature reached a record high in 2023. Using a global climate model, we show that El Niño along with extratropical variability boosted 2023 to be the hottest year on a background warming of 0.2 °C/decade. Our model initialized in July 2024 correctly predicted that 2024 was on trac...
Atmospheric scienceClimate change
10.1038/S41612-025-01006-Y
ISSN:2397-3722

Unraveling the strong covariability of tropical cyclone activity between the Bay of Bengal and the South China Sea

Zeming WuChundi HuLifei LinWeizhen ChenLixuan Huang7
Npj Climate And Atmospheric Science
2023
2023/11/7
Vol.6 No.1 p.1-12
Herein, we report a strong in-phase covariability of tropical cyclone (TC) activity between the Bay of Bengal (BOB) and the South China Sea (SCS) during October–December of 1979–2019, and which is also the dominant mode of BOB–SCS TC activity, accounting for 35% of the total variances in TC track de...
Atmospheric dynamicsPhysical oceanography
10.1038/S41612-023-00506-Z
ISSN:2397-3722

Anthropogenic forcing intensified internally driven concurrent heatwaves in August 2022 across the Northern Hemisphere

Kangjie MaHainan GongLin WangBo LiuYulan Li7
Npj Climate And Atmospheric Science
2024
2024/11/27
Vol.7 No.1 p.1-9
In August 2022, unprecedented and long-lasting extreme heatwaves attacked the Northern Hemisphere, with simultaneous record-breaking surface air temperature (SAT) in Eastern Europe (EE), Southern China (SC), and Western North America (WNA). However, the underlying physical mechanisms of these concur...
Atmospheric dynamicsClimate change
10.1038/S41612-024-00828-6
ISSN:2397-3722

Temperature variability projections remain uncertain after constraining them to best performing Large Ensembles of individual Climate Models

Laura Suarez-GutierrezNicola Maher
Nature Communications
2025
2025/12/13
0
Changes in temperature variability affect the frequency and intensity of extreme events, as well as the regional range of temperatures that ecosystems and society need to adapt to. While accurate projections of temperature variability are vital for understanding climate change and its impacts, they ...
Climate and Earth system modellingProjection and prediction
10.1038/S41467-025-67005-Y
ISSN:2041-1723

Sub-seasonal impact of El Niño–Southern Oscillation on development of the Indian Ocean Dipole

Hyo-Jin ParkSoon-Il AnJae-Heung ParkYoung-Min YangSoong-Ki Kim
Communications Earth & Environment
2025
2025/5/15
Vol.6 No.1 p.1-12
The Indian Ocean Dipole exhibits large variations in its evolution depending on the presence of El Niño, with notable changes in intensity, duration, and peak phase. Here, using a simple Indian Ocean Dipole model and observational-reanalysis datasets, we revealed that Indian Ocean Dipole events co-e...
Atmospheric dynamicsClimate sciences
10.1038/S43247-025-02302-4
ISSN:2662-4435

Diversity of La Niña onset

Xiao PanTim Li
Npj Climate And Atmospheric Science
2025
2025/7/11
Vol.8 No.1 p.1-10
Three La Niña onset types were identified by the K-means cluster analysis of equatorial sea surface temperature anomaly evolutions during the past 111 years (1910–2020). The first type is characterized by a slow basin-wide transition from a neutral year to La Niña, driven by tropical North Atlantic ...
Atmospheric dynamicsAtmospheric scienceOcean sciences
10.1038/S41612-025-01141-6
ISSN:2397-3722

Extreme coastal El Niño events are tightly linked to the development of the Pacific Meridional Modes

Cristian Martinez-VillalobosBoris DewitteRené D. GarreaudLeandra Loyola
Npj Climate And Atmospheric Science
2024
2024/6/10
Vol.7 No.1 p.1-14
Coastal El Niño events—marine heatwaves instances in the far eastern Tropical Pacific during otherwise basin-scale neutral or cold conditions—can have severe societal impacts for countries along the west coast of South America, as exemplified by the 2017 and 2023 Peru-Ecuador floods. Due to the brev...
Atmospheric dynamicsPhysical oceanography
10.1038/S41612-024-00675-5
ISSN:2397-3722