Effects of ENSO on the intraseasonal oscillations of sea surface temperature and wind speed along Vietnam’s coastal areas

Our study applied the Ensemble Empirical Mode Decomposition (EEMD) method to analyze intraseasonal variability (ISV) of sea surface temperature (SST) and wind speed using a 22-year monitoring data set from 10 coastal stations. Results show that the El Niño and Southern Oscillation (ENSO) significan...

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Main Authors: Quoc Huy Le, Thuc Tran, Xuan Hien Nguyen, Van Uu Dinh
Format: Article
Language:English
Published: Vietnam Ministry of Science and Technology 2017-09-01
Series:Vietnam Journal of Science, Technology and Engineering
Subjects:
Online Access:https://vietnamscience.vjst.vn/index.php/vjste/article/view/293
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author Quoc Huy Le
Thuc Tran
Xuan Hien Nguyen
Van Uu Dinh
author_facet Quoc Huy Le
Thuc Tran
Xuan Hien Nguyen
Van Uu Dinh
author_sort Quoc Huy Le
collection DOAJ
description Our study applied the Ensemble Empirical Mode Decomposition (EEMD) method to analyze intraseasonal variability (ISV) of sea surface temperature (SST) and wind speed using a 22-year monitoring data set from 10 coastal stations. Results show that the El Niño and Southern Oscillation (ENSO) significantly affected the ISO Quasi-Biennial Oscillation (QBWO) 10-20 day periods and MaddenJulian Oscillation (MJO) 30-60 day periods of SST and wind speed at the coastal stations. As seen with MJO, the effects of ENSO on SST tend to increase from the north to south, whereas its impact on wind speed decreases from the north to south of Vietnam’s coastal areas. In contrast, with QBWO, the effect of ENSO on SST reduces moving from the north to south, whereas its impact on wind speed increases from the north to south of Vietnam’s coastal areas.
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spelling doaj.art-4e1eca9267fa4764bf97441ea3ed05fe2023-02-01T08:22:35ZengVietnam Ministry of Science and TechnologyVietnam Journal of Science, Technology and Engineering2525-24612615-99372017-09-0159310.31276/VJSTE.59(3).85Effects of ENSO on the intraseasonal oscillations of sea surface temperature and wind speed along Vietnam’s coastal areasQuoc Huy Le0Thuc Tran1Xuan Hien Nguyen2Van Uu Dinh3Vietnam Institute of Meteorology, Hydrology and Climate ChangeVietnam Institute of Meteorology, Hydrology and Climate ChangeVietnam Institute of Meteorology, Hydrology and Climate ChangeUniversity of Science, Vietnam National University, Hanoi Our study applied the Ensemble Empirical Mode Decomposition (EEMD) method to analyze intraseasonal variability (ISV) of sea surface temperature (SST) and wind speed using a 22-year monitoring data set from 10 coastal stations. Results show that the El Niño and Southern Oscillation (ENSO) significantly affected the ISO Quasi-Biennial Oscillation (QBWO) 10-20 day periods and MaddenJulian Oscillation (MJO) 30-60 day periods of SST and wind speed at the coastal stations. As seen with MJO, the effects of ENSO on SST tend to increase from the north to south, whereas its impact on wind speed decreases from the north to south of Vietnam’s coastal areas. In contrast, with QBWO, the effect of ENSO on SST reduces moving from the north to south, whereas its impact on wind speed increases from the north to south of Vietnam’s coastal areas. https://vietnamscience.vjst.vn/index.php/vjste/article/view/293EEMDEl NiñoENSOISVSST
spellingShingle Quoc Huy Le
Thuc Tran
Xuan Hien Nguyen
Van Uu Dinh
Effects of ENSO on the intraseasonal oscillations of sea surface temperature and wind speed along Vietnam’s coastal areas
Vietnam Journal of Science, Technology and Engineering
EEMD
El Niño
ENSO
ISV
SST
title Effects of ENSO on the intraseasonal oscillations of sea surface temperature and wind speed along Vietnam’s coastal areas
title_full Effects of ENSO on the intraseasonal oscillations of sea surface temperature and wind speed along Vietnam’s coastal areas
title_fullStr Effects of ENSO on the intraseasonal oscillations of sea surface temperature and wind speed along Vietnam’s coastal areas
title_full_unstemmed Effects of ENSO on the intraseasonal oscillations of sea surface temperature and wind speed along Vietnam’s coastal areas
title_short Effects of ENSO on the intraseasonal oscillations of sea surface temperature and wind speed along Vietnam’s coastal areas
title_sort effects of enso on the intraseasonal oscillations of sea surface temperature and wind speed along vietnam s coastal areas
topic EEMD
El Niño
ENSO
ISV
SST
url https://vietnamscience.vjst.vn/index.php/vjste/article/view/293
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