Articles | Volume 12, issue 9
https://doi.org/10.5194/cp-12-1889-2016
https://doi.org/10.5194/cp-12-1889-2016
Research article
 | 
21 Sep 2016
Research article |  | 21 Sep 2016

On the spatial and temporal variability of ENSO precipitation and drought teleconnection in mainland Southeast Asia

Timo A. Räsänen, Ville Lindgren, Joseph H. A. Guillaume, Brendan M. Buckley, and Matti Kummu

Data sets

GPCC Full Data Reanalysis Version 7.0 at 0.5º: Monthly Land-Surface Precipitation from Rain-Gauges built on GTS-based and Historic Data U. Schneider, A. Becker, P. Finger, A. Meyer-Christoffer, B. Rudolf, and M. Ziese https://doi.org/10.5676/DWD_GPCC/FD_M_V7_050

Monitoring ENSO in COADS with a seasonally adjusted principal component index K. Wolter, and M. S. Timlin http://www.esrl.noaa.gov/psd/enso/mei

Measuring the strength of ENSO events – how does 1997/98 rank? K. Wolter, and M. S. Timlin http://www.esrl.noaa.gov/psd/enso/mei

A unified proxy for ENSO and PDO variability since 1650 (https://www.ncdc.noaa.gov/paleo/study/8732) S. McGregor, A. Timmermann, and O. Timm https://doi.org/10.5194/cp-6-1-2010

A history of ENSO events since A.D. 1525: implications for future climate change J. L. Gergis, and A. M. Fowler https://www.ncdc.noaa.gov/paleo/study/8408

Tree-ring based hydroclimate reconstruction over northern Vietnam from Fokienia hodginsii: eighteenth century mega-drought and tropical Pacific influence M. Sano, B. Buckley, and T. Sweda http://www.ncdc.noaa.gov/paleo/pubs/cook2010/cook2010.html

Climate as a contributing factor in the demise of Angkor, Cambodia (http://www.ncdc.noaa.gov/paleo/pubs/cook2010/cook2010.html) B. M. Buckley, K. J. Anchukaitis, D. Penny, R. Fletcher, E. R. Cook, M. Sano, L .C. Nam, A. Wichienkeeo, T .T. Minh, and T. M. Hong https://doi.org/10.1073/pnas.0910827107

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Short summary
El Niño-Southern Oscillation (ENSO) is linked to severe droughts and floods in mainland Southeast Asia. This research provides a more accurate and uniform picture of the spatio-temporal effects of ENSO on precipitation (1980–2013) and improves our understanding of long-term (1650–2004) ENSO teleconnection and its variability over the study area. The results reveal not only recognisable spatio-temporal patterns but also a high degree of variability and non-stationarity in the effects of ENSO.