Results 71 to 80 of about 36,743 (306)

Factors Affecting ENSO’s Period [PDF]

open access: yesJournal of the Atmospheric Sciences, 2008
Abstract Accurately capturing the observed mean period of ENSO in general circulation models (GCMs) is often challenging, and it is therefore useful to understand which parameters and processes affect this period. A computationally efficient simulation-based approach is used to extract both the dominant eigenvalues and corresponding ...
MacMynowski, Douglas G., Tziperman, Eli
openaire   +3 more sources

Understanding ENSO in a Changing Climate

open access: yes, 2019
Centre for Southern Hemisphere Oceans Research (CSHOR) ENSO Science Symposium; Hobart, Tasmania, Australia, 29–31 January ...
McPhaden, Michael J   +2 more
core   +1 more source

Climatology of Tropical Cyclones Approaching Tanzania and Their Impacts on Rainfall in East Africa

open access: yesInternational Journal of Climatology, EarlyView.
Tropical cyclones (TCs) that approach Tanzania bring heavy rainfall over northern Mozambique, Tanzania, and south‐central Kenya, but the occurrence of these TCs reduces precipitation over southern African countries. Easterly steering winds and the Mascarene High are key features directing TCs westward.
Michinori Ideyoshi, Youichi Kamae
wiley   +1 more source

A Modal Rendition of ENSO Diversity [PDF]

open access: yesScientific Reports, 2019
AbstractThe El Nino and Southern Oscillation (ENSO) ‘diversity’ has been considered as a major factor limiting its predictability, a critical need for disaster mitigation associated with the trademark climatic swings of the ENSO. Improving climate models for ENSO forecasts relies on deeper understanding of the ENSO diversity but currently at a nascent ...
Rajib Chattopadhyay   +2 more
openaire   +2 more sources

Secondary forecast models. The ENSO example. [PDF]

open access: yes, 2000
"In this note, a procedure to construct predictors is suggested that could take advantage of the increasing predictive skill of ENSO models. These so-called secondary forecast models (SFM) attempt to produce a forecast for a particular object application
Edgar Gerardo Pavía López
core   +1 more source

Contrasting Heatwave Regimes in Dry and Humid Subtropical Mexico: A Station‐Based Probabilistic Assessment

open access: yesInternational Journal of Climatology, EarlyView.
Heatwaves have intensified under a warming climate, producing substantial environmental and societal impacts. This study characterizes heatwave regimes in two contrasting regions of Mexico using a percentile‐based threshold and a Poisson distribution framework.
Jorge Cortés‐Ramos   +6 more
wiley   +1 more source

ENSO-Driven Ocean Extremes and Their Ecosystem Impacts

open access: yes, 2021
El Niño–Southern Oscillation (ENSO) events can cause extremes in the ocean environment that have substantial impacts on marine ecosystems. In the shallow-water/coastal marine environment, ENSO-related extremes in sea level and seawater temperature have
Oliver, ECJ (15680159)   +7 more
core  

A New Hydroclimatic Signature: Negative NAO Dominance Under Weak La Niña Conditions During the 2025–2026 Northwest Africa Floods

open access: yesInternational Journal of Climatology, EarlyView.
Conceptual hydroclimatic pathway linking the concurrent negative North Atlantic Oscillation (NAO) phase and weak La Niña conditions to extreme February rainfall and flash flooding in Northwest Africa. ABSTRACT The winter of 2025–2026 in Morocco exhibited a rapid hydroclimatic transition from prolonged drought to widespread flooding, representing an ...
Afshin Amiri   +2 more
wiley   +1 more source

Spatiotemporal Evolution of Regional Heavy Rainfall Events in Guangdong, South China: Intensification and Expansion Since the Early 1990s

open access: yesInternational Journal of Climatology, EarlyView.
Regional heavy rainfall events (RHREs) in Guangdong, South China, during 1961–2025 are reassessed using an improved strength index that integrates rainfall intensity, spatial extent and duration. Results reveal a post‐1991 shift towards more frequent and spatially extensive strong and extreme events, with June showing the most pronounced ...
Wei Liu   +6 more
wiley   +1 more source

ENSO MODULATIONS ON STREAMFLOW CHARACTERISTICS

open access: yesEarth Sciences Research Journal, 2010
El Niño Southern Oscillation (ENSO) has been linked to climate and hydrologic anomalies throughout the world. This paperpresents how ENSO modulates the basic statistical characteristics of streamflow time series that is assumed to be affected byENSO. For this we first considered hypothetical series that can be obtained from the original series at each ...
Marti, Ali Ihsan   +2 more
openaire   +7 more sources

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