Two contrasting severe seasonal extremes in tropical South America in 2012: flood in Amazonia and drought in northeast Brazil

JA Marengo, LM Alves, WR Soares… - Journal of …, 2013 - journals.ametsoc.org
Two simultaneous extreme events affected tropical South America to the east of the Andes
during the austral summer and fall of 2012: a severe drought in Northeast Brazil and intense …

Impacts of teleconnection patterns on South America climate

MS Reboita, T Ambrizzi, NM Crespo… - Annals of the New …, 2021 - Wiley Online Library
Oceanic heat sources disturb the atmosphere, which, to come back to its initial state,
disperses waves. These waves affect the climate in remote regions, characterizing the …

A new look into the South America precipitation regimes: observation and forecast

GWS Ferreira, MS Reboita - Atmosphere, 2022 - mdpi.com
South America is a vast continent characterized by diverse atmospheric phenomena and
climate regimes. In this context, seasonal climate predictions are helpful for decision-making …

Precipitation variability using GPCC data and its relationship with atmospheric teleconnections in Northeast Brazil

DC dos Santos, CAG Santos, RM Brasil Neto… - Climate Dynamics, 2023 - Springer
The present study investigates the influence of different atmospheric teleconnections on the
annual precipitation variability in Northeast Brazil (NEB) based on the annual precipitation …

Rainfall variability over Alagoas under the influences of SST anomalies

GB Lyra, JF Oliveira-Júnior, G Gois… - Meteorology and …, 2017 - Springer
The rainfall variability for the state of Alagoas, Northeast of Brazil, was evaluated based on
the Standardized Precipitation Index (SPI). Harmonic decomposition was applied to 31 …

[HTML][HTML] An attribution study of very intense rainfall events in Eastern Northeast Brazil

FCV Junior, M Zachariah, TL do Vale Silva… - Weather and Climate …, 2024 - Elsevier
Severe floods and landslides in Eastern Northeast Brazil in May 2022 led to severe impacts
with human losses and material damage. These disasters were a direct consequence of …

[PDF][PDF] Spatial distribution of the level of return of extreme precipitation events in Northeast Brazil

DT Rodrigues, WA Gonçalves… - International Journal of …, 2020 - academia.edu
This study aimed to estimate levels of return of extreme daily precipitation events,
associating them with natural disasters in Northeast Brazil (NEB), a region characterized by …

Climate indices-based analysis of rainfall spatiotemporal variability in Pernambuco State, Brazil

TRBF Silva, CAC Santos, DJF Silva, CAG Santos… - Water, 2022 - mdpi.com
In Brazil, the Northeast region, particularly the state of Pernambuco, is prone to extreme
hydrological events, especially episodes of heavy rain and long periods of drought. This …

Spatial distribution and estimation of rainfall trends and erosivity in the Epitácio Pessoa reservoir catchment, Paraíba, Brazil

RM da Silva, CAG Santos, JFCB da Costa Silva… - Natural hazards, 2020 - Springer
The main goals of this study are to better understand the spatial and temporal variabilities in
rainfall and to identify rainfall trends and erosivity for the period from 1963 to 1991 in the …

[HTML][HTML] Space-time distribution of rainfall anomaly index (RAI) for the Salgado Basin, Ceará State-Brazil

JA Costa, GP Rodrigues - Ciência e Natura, 2017 - redalyc.org
Given the great variability of the precipitation in the Brazilian Northeast, it is necessary to use
climate indexes for its monitoring. In this sense, this work aims to present a study of the …