Results 31 to 40 of about 2,210 (216)

The winter North Atlantic Oscillation downstream teleconnection: insights from large-ensemble climate model simulations

open access: yesEnvironmental Research Letters
The winter North Atlantic Oscillation (NAO) is the dominant pattern of atmospheric circulation variability over the North Atlantic region. It influences climate and weather such as surface air temperatures downstream over Eurasia through establishing a ...
Sing Lau, Kunhui Ye, Tim Woollings
doaj   +1 more source

ENSO or the Atlantic: Which Actually Governs the Hydrological Vulnerability of the Caatinga?

open access: yesInternational Journal of Climatology, EarlyView.
This study challenges the traditional ENSO‐centric paradigm of rainfall variability in the Caatinga by demonstrating that the Tropical Atlantic exerts a statistically dominant influence on regional hydrological vulnerability. Using a seasonal ARX/HAC model and CHIRPS data, we establish a new hierarchy of climatic drivers across six rainfall districts ...
Jonathan Antunes Ponte Cavalcante Leite   +3 more
wiley   +1 more source

Integrated forecasting of monthly runoff considering the combined effects of teleconnection factors

open access: yesJournal of Hydrology: Regional Studies
Study region: The Danjiangkou Reservoir, China Study focus: Teleconnection factors significantly influence long-term runoff forecasting. Existing methods primarily focus on the overall impact of these factors on runoff, often neglecting the consideration
Jianbo Chang   +4 more
doaj   +1 more source

Short‐Term Agricultural Drought Prediction Using Explainable Data‐Driven Models and Quantified Uncertainty

open access: yesInternational Journal of Climatology, EarlyView.
This study demonstrates that explainable deep learning models can skilfully predict short‐term agricultural drought using standardized drought indices, capturing hydroclimatic memory and seasonal persistence. The integration of uncertainty quantification and SHAP‐based interpretability reveals the dominant role of antecedent moisture and climate ...
K. Saranya Das   +2 more
wiley   +1 more source

South Atlantic Forced Multidecadal Teleconnection to the Midlatitude South Indian Ocean

open access: yesGeophysical Research Letters, 2018
Sea surface temperature (SST) in the midlatitude south Indian Ocean (MSIO) exhibits prominent multidecadal fluctuations that have profound climate impacts for regions around the Indian Ocean.
Jiaqing Xue   +3 more
doaj   +1 more source

Atmospheric Pressure Indices and Climate of Iran [PDF]

open access: yesجغرافیا و توسعه, 2016
Identifying the  climatic indices and study of teleconnection is an important method in association with the purpose of synoptic climatology science. What are the most important indicators for Iran's climate?
Reza Doostan, Bohlool Alijani
doaj   +1 more source

On the robustness of ENSO teleconnections [PDF]

open access: yesClimate Dynamics, 2007
Using observations covering the last 128 years we show that apparent changes in El Nino-Southern Oscillation (ENSO) teleconnections can be explained by chance and stem from sampling variability. This result is backed by experiments in which an atmosphere model is driven by 123 years of observed sea surface temperature.
Sterl, Andreas   +3 more
openaire   +1 more source

Shifting Patterns of Precipitation Extremes in the Southeast Atlantic Basin—Brazil: From Observed Trends to Future Projections

open access: yesInternational Journal of Climatology, EarlyView.
Observed trends and EC‐Earth3 climate model projections demonstrate expressive changes in the Southeast Atlantic Hydrographic Basin, Brazil. Significant increases in rainfall intensity and dry spell duration in the present climate are followed by projected amplification of extreme precipitation under future warming, particularly under the SSP5‐8.5 ...
Pedro Lucas Oliveira‐Santos   +4 more
wiley   +1 more source

Hybrid Causality Analysis of ENSO’s Global Impacts on Climate Variables Based on Data-Driven Analytics and Climate Model Simulation

open access: yesFrontiers in Earth Science, 2019
Numerous studies have indicated that El Niño and the southern oscillation (ENSO) could have determinant impacts on remote weather and climate using the conventional correlation-based methods, which however, cannot identify the cause-and-effect of such ...
Hua Song   +7 more
doaj   +1 more source

The impact of varying seasonal lengths of the rainy seasons of India on its teleconnections with tropical sea surface temperatures

open access: yesAtmospheric Science Letters, 2020
We present in this paper the interannual variability of seasonal temperature and rainfall in the Indian meteorological subdivisions (IMS) for boreal winter and summer seasons that take in to account the varying length of the seasons.
Vasubandhu Misra, Amit Bhardwaj
doaj   +1 more source

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