HYSPLIT-based demarcation of regions affected by water vapors from the South China Sea and the Bay of Bengal

The relationship between atmospheric precipitation and water vapor sources is close, so it is of great significance to carry out the identification of interaction region influenced by different summer monsoons of China. Based on the wind direction data of the Global Data Assimilation System, provide...

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Main Authors: Chengyuan Hao, Linlin Song, Wei Zhao
Format: Article
Language:English
Published: Taylor & Francis Group 2020-10-01
Series:European Journal of Remote Sensing
Subjects:
Online Access:http://dx.doi.org/10.1080/22797254.2020.1795730
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author Chengyuan Hao
Linlin Song
Wei Zhao
author_facet Chengyuan Hao
Linlin Song
Wei Zhao
author_sort Chengyuan Hao
collection DOAJ
description The relationship between atmospheric precipitation and water vapor sources is close, so it is of great significance to carry out the identification of interaction region influenced by different summer monsoons of China. Based on the wind direction data of the Global Data Assimilation System, provided by the National Centers for Environmental Prediction, this study introduces the backward trajectory model of the Hybrid-Single Particle Lagrangian Integrated Trajectory to track the source of rainy season precipitation in Southwest China. It not only quantifies the contribution rate of each geography direction in 16 sampling sites, but also simulates the water vapor transport path and tries to demarcate boundary between the moistures from the Bay of Bengal and the South China Sea. There are three main results. Firstly, the Bay of Bengal, the South China Sea, and the Northwestern Pacific Ocean are the water vapor sources. Secondly, the Bay of Bengal is the most in Yunnan while the South China Sea in Guangxi. Thirdly, the dividing region of different vapors in the rainy season is supposed to be in the eastern of Yunnan, which is nearby three sampling sites, Gejiu, Mengzi and Yanshan. The barrier function of Ailaoshan Mountain should be the major cause.
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spelling doaj.art-16da4a1502ba41feb9183d48b122ac042022-12-22T01:16:37ZengTaylor & Francis GroupEuropean Journal of Remote Sensing2279-72542020-10-01001810.1080/22797254.2020.17957301795730HYSPLIT-based demarcation of regions affected by water vapors from the South China Sea and the Bay of BengalChengyuan Hao0Linlin Song1Wei Zhao2Henan Polytechnic UniversityHenan Polytechnic UniversityHenan Polytechnic UniversityThe relationship between atmospheric precipitation and water vapor sources is close, so it is of great significance to carry out the identification of interaction region influenced by different summer monsoons of China. Based on the wind direction data of the Global Data Assimilation System, provided by the National Centers for Environmental Prediction, this study introduces the backward trajectory model of the Hybrid-Single Particle Lagrangian Integrated Trajectory to track the source of rainy season precipitation in Southwest China. It not only quantifies the contribution rate of each geography direction in 16 sampling sites, but also simulates the water vapor transport path and tries to demarcate boundary between the moistures from the Bay of Bengal and the South China Sea. There are three main results. Firstly, the Bay of Bengal, the South China Sea, and the Northwestern Pacific Ocean are the water vapor sources. Secondly, the Bay of Bengal is the most in Yunnan while the South China Sea in Guangxi. Thirdly, the dividing region of different vapors in the rainy season is supposed to be in the eastern of Yunnan, which is nearby three sampling sites, Gejiu, Mengzi and Yanshan. The barrier function of Ailaoshan Mountain should be the major cause.http://dx.doi.org/10.1080/22797254.2020.1795730hysplit modelwater vapor sourcessouthwest chinaareal differentiation
spellingShingle Chengyuan Hao
Linlin Song
Wei Zhao
HYSPLIT-based demarcation of regions affected by water vapors from the South China Sea and the Bay of Bengal
European Journal of Remote Sensing
hysplit model
water vapor sources
southwest china
areal differentiation
title HYSPLIT-based demarcation of regions affected by water vapors from the South China Sea and the Bay of Bengal
title_full HYSPLIT-based demarcation of regions affected by water vapors from the South China Sea and the Bay of Bengal
title_fullStr HYSPLIT-based demarcation of regions affected by water vapors from the South China Sea and the Bay of Bengal
title_full_unstemmed HYSPLIT-based demarcation of regions affected by water vapors from the South China Sea and the Bay of Bengal
title_short HYSPLIT-based demarcation of regions affected by water vapors from the South China Sea and the Bay of Bengal
title_sort hysplit based demarcation of regions affected by water vapors from the south china sea and the bay of bengal
topic hysplit model
water vapor sources
southwest china
areal differentiation
url http://dx.doi.org/10.1080/22797254.2020.1795730
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AT weizhao hysplitbaseddemarcationofregionsaffectedbywatervaporsfromthesouthchinaseaandthebayofbengal