Results 181 to 190 of about 204,687 (309)

Synchronisation of Extreme Precipitation and Sea Surface Temperature Events in the Northern Hemisphere: A Complex Network Approach

open access: yesInternational Journal of Climatology, EarlyView.
Using complex network theory and event synchronisation, we find distinct spatiotemporal structures of extreme precipitation and sea surface temperature events across the Northern Hemisphere. Our results show strong local and long‐range connectivity in terrestrial extremes, driven by atmospheric dynamics, contrasting with more localised marine extremes ...
Connor Saari   +3 more
wiley   +1 more source

A Continental United States Climatology of Precipitation Whiplash Using a New Event‐Based Definition

open access: yesInternational Journal of Climatology, EarlyView.
Precipitation whiplash events have been increasingly studied over the recent decade, however, no studies have considered the spatial coherence of grid points in their examination. Therefore, we developed an algorithm that defines spatially coherent precipitation whiplash events on the subseasonal‐to‐seasonal timescale between 1915 and 2020 which can be
Bryony L. Puxley, Elinor R. Martin
wiley   +1 more source

Impacts of Low‐Level Jets on Moisture Transport to the Pantanal, Brazil

open access: yesInternational Journal of Climatology, EarlyView.
The moisture transports from the tropics to the subtropics by the low‐level jets (LLJs) east of the Andes crossing the Pantanal region. Four LLJs, east of the Andes, were identified and selected with correspondent Lagrangian moisture transport. The LLJ moisture source regions contribute to Pantanal (~63.5%) and precipitation increased (~30%) during LLJ
Nilson Oliveira da Silva   +4 more
wiley   +1 more source

Intensification of Flash and Long‐Term Droughts in the Danube River Basin: A Multi‐Scale Analysis Using Satellite‐Derived Evaporative Stress Index and Soil Water Index

open access: yesInternational Journal of Climatology, EarlyView.
Analysed drought intensification in the Danube using Evaporative Stress Index (ESI) and Soil Water Index (SWI). Flesh drought detection: developed thresholds for rapid drought detection using ESI‐4Wk and SWI‐40. Multi‐layer analysis: combined atmospheric stress and soil moisture to assess drought impacts.
Vera Potopová, Tudor Trifan
wiley   +1 more source

Characteristics of Intense Multi‐Day Wet Spells Over West Africa

open access: yesInternational Journal of Climatology, EarlyView.
The study reveals a significant increase in intense wet spells, particularly in KASS‐D, emphasising the value of dense rain‐gauge networks. Larger‐sized events have grown, while smaller ones declined, boosting 3‐day and 5‐day wet spells' contribution to annual rainfall, with the Guinea Coast showing the highest increase and the Sahel the lowest ...
Oluwaseun. W. Ilori   +3 more
wiley   +1 more source

Stochastic Modelling of Daily Precipitation in Semi‐Arid Regions Using Markov Chains and Parametric Distributions

open access: yesInternational Journal of Climatology, EarlyView.
This study applies stochastic rainfall models combining Markov Chains with gamma and mixed exponential distributions to a semi‐arid climate in Northeast Brazil. Model structures were evaluated using Bayesian Information Criterion (BIC), with maximum likelihood (MLM) for parameter estimation and cumulative distribution functions (CDFs) for validation ...
Gabriel Magno Cavalcante Calado   +5 more
wiley   +1 more source

Methods for the estimation of extreme rainfall events

open access: yes, 2019
The estimation of design rainfalls is necessary to estimate the exceedance probabilities of extreme floods required to design hydraulic structures and to quantify the risk of failure of these structures. New approaches to estimating extreme rainfall events are being developed internationally.
Johnson, KA, Smithers, JC
openaire   +1 more source

Trends and Circulation Conditions of Precipitation Over the Sudeten Mountains (Central Europe) in the Years 1961–2020

open access: yesInternational Journal of Climatology, EarlyView.
Significant trends of precipitation totals are visible at seasonal (negative in spring and positive in winter) and monthly level. The deepening rainfall deficit in April in Western Sudetes threatens the stabilisation of forest ecosystems, the preservation of biodiversity and significantly limits water resources for economic use.
Hanna Ojrzyńska   +2 more
wiley   +1 more source

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