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Volume 19 Issue 2

Mar.  2002

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Article >  ADVANCES IN ATMOSPHERIC SCIENCES  > 2002 >  19(2): 365-378

The Diurnal Variation of Precipitation in Monsoon Season in the Tibetan Plateau

  • 1.

    Chinese Academy of Meteorological Sciences, Beijing 100081,Cold and Arid Regions Environmental and Engineering Research Institute, Chinese Academy of Sciences, Lanzou 730000,Cold and Arid Regions Environmental and Engineering Research Institute, Chinese Academy of Sciences, Lanzou 730000,Cold and Arid Regions Environmental and Engineering Research Institute, Chinese Academy of Sciences, Lanzou 730000,The University of Shiga Prefecture, Shiga, Japan


doi: 10.1007/s00376-002-0028-6

  • The soundings, precipitation and radar data obtained from IOP of GAME-TIBET in the summer of 1998 are used to analyze the diurnal variations of precipitation and thermodynamic variables CAPE. LCL and relationships between precipitation and thermodynamic variables in monsoon season. The diurnal variations of precipitation are obvious. Maximum precipitation appears at the same time when CAPE reaches its maximum value. The atmospheric layer between 6 km and 8.5 km is unstable in most of the time, the strong stable layers below 6 km and above 9 km from 0400 to 0800 resists the development of convective system. The diurnal variation of precipitation is related to diurnal variations of thermodynamic variables.The diurnal variation of precipitation and effects of water vapor and temperature on precipitation are simulated by a three-dimensional cloud model. The cloud model reproduces the maxima and minima of diurnal variations of precipitation and reflectivity. The high humidity in low level at night is the key factor for the precipitation.
  • [1] ZHANG Yuanchun, SUN Jianhua*, and FU Shenming, 2014: Impacts of Diurnal Variation of Mountain-plain Solenoid Circulations on Precipitation and Vortices East of the Tibetan Plateau during the Mei-yu Season, ADVANCES IN ATMOSPHERIC SCIENCES, 31, 139-153.  doi: 10.1007/s00376-013-2052-0
    [2] Jinghua CHEN, Xiaoqing WU, Chunsong LU, Yan YIN, 2022: Seasonal and Diurnal Variations of Cloud Systems over the Eastern Tibetan Plateau and East China: A Cloud-resolving Model Study, ADVANCES IN ATMOSPHERIC SCIENCES, 39, 1034-1049.  doi: 10.1007/s00376-021-0391-9
    [3] LIU Ge, WU Renguang, ZHANG Yuanzhi, and NAN Sulan, 2014: The Summer Snow Cover Anomaly over the Tibetan Plateau and Its Association with Simultaneous Precipitation over the Mei-yu-Baiu region, ADVANCES IN ATMOSPHERIC SCIENCES, 31, 755-764.  doi: 10.1007/s00376-013-3183-z
    [4] WANG Chenghai, SHI Hongxia, HU Haolin, WANG Yi, XI Baike, 2015: Properties of Cloud and Precipitation over the Tibetan Plateau, ADVANCES IN ATMOSPHERIC SCIENCES, 32, 1504-1516.  doi: 10.1007/s00376-015-4254-0
    [5] Guoxiong WU, Bian HE, Anmin DUAN, Yimin LIU, Wei YU, 2017: Formation and Variation of the Atmospheric Heat Source over the Tibetan Plateau and Its Climate Effects, ADVANCES IN ATMOSPHERIC SCIENCES, 34, 1169-1184.  doi: 10.1007/s00376-017-7014-5
    [6] Xiaoli ZHOU, Wen ZHOU, Dongxiao WANG, Qiang XIE, Lei YANG, Qihua PENG, 2024: Westerlies Affecting the Seasonal Variation of Water Vapor Transport over the Tibetan Plateau Induced by Tropical Cyclones in the Bay of Bengal, ADVANCES IN ATMOSPHERIC SCIENCES, 41, 881-893.  doi: 10.1007/s00376-023-3093-7
    [7] LI Qiang, ZHANG Renhe, 2012: Seasonal Variation of Climatological Bypassing Flows around the Tibetan Plateau, ADVANCES IN ATMOSPHERIC SCIENCES, 29, 1100-1110.  doi: 10.1007/s00376-012-1154-4
    [8] Liang HU, Zhian SUN, Difei DENG, Greg ROFF, 2019: Evaluation of Summer Monsoon Clouds over the Tibetan Plateau Simulated in the ACCESS Model Using Satellite Products, ADVANCES IN ATMOSPHERIC SCIENCES, 36, 326-338.  doi: 10.1007/s00376-018-7301-9
    [9] DUAN Anmin, WU Guoxiong, LIANG Xiaoyun, 2008: Influence of the Tibetan Plateau on the Summer Climate Patterns over Asia in the IAP/LASG SAMIL Model, ADVANCES IN ATMOSPHERIC SCIENCES, 25, 518-528.  doi: 10.1007/s00376-008-0518-2
    [10] Yang YANG, Rongcai REN, 2017: On the Contrasting Decadal Changes of Diurnal Surface Temperature Range between the Tibetan Plateau and Southeastern China during the 1980s-2000s, ADVANCES IN ATMOSPHERIC SCIENCES, 34, 181-198.  doi: 10.1007/s00376-016-6077-z
    [11] Min ZHAO, Tie DAI, Hao WANG, Qing BAO, Yimin LIU, Hua ZHANG, Guangyu SHI, 2022: Simulating Aerosol Optical Depth and Direct Radiative Effects over the Tibetan Plateau with a High-Resolution CAS FGOALS-f3 Model, ADVANCES IN ATMOSPHERIC SCIENCES, 39, 2137-2155.  doi: 10.1007/s00376-022-1424-8
    [12] J.M. Pathan, 1994: Diurnal Variation of Southwest Monsoon Rainfall at Indian Stations, ADVANCES IN ATMOSPHERIC SCIENCES, 11, 111-120.  doi: 10.1007/BF02657000
    [13] CHEN Haoming, YUAN Weihua, LI Jian, YU Rucong, 2012: A Possible Cause for Different Diurnal Variations of Warm Season Rainfall as Shown in Station Observations and TRMM 3B42 Data over the Southeastern Tibetan Plateau, ADVANCES IN ATMOSPHERIC SCIENCES, 29, 193-200.  doi: 10.1007/s00376-011-0218-1
    [14] LIANG Hong, ZHANG Renhe, LIU Jingmiao, SUN Zhian, CHENG Xinghong, 2012: Estimation of Hourly Solar Radiation at the Surface under Cloudless Conditions on the Tibetan Plateau Using a Simple Radiation Model, ADVANCES IN ATMOSPHERIC SCIENCES, 29, 675-689.  doi: 10.1007/s00376-012-1157-1
    [15] Jae-Young BYON, Gyu-Ho LIM, 2005: Diurnal Variation of Tropical Convection during TOGA COARE IOP, ADVANCES IN ATMOSPHERIC SCIENCES, 22, 685-702.  doi: 10.1007/BF02918712
    [16] Ravidho RAMADHAN, MARZUKI, Mutya VONNISA, HARMADI, Hiroyuki HASHIGUCHI, Toyoshi SHIMOMAI, 2020: Diurnal Variation in the Vertical Profile of the Raindrop Size Distribution for Stratiform Rain as Inferred from Micro Rain Radar Observations in Sumatra, ADVANCES IN ATMOSPHERIC SCIENCES, 37, 832-846.  doi: 10.1007/s00376-020-9176-9
    [17] LI Wei, CHEN Longxun, 2003: Characteristics of the Seasonal Variation of the Surface Total Heating over the Tibetan Plateau and Its Surrounding Area in Summer 1998 and Its Relationship with the Convection over the Subtropical Area of the Western Pacific, ADVANCES IN ATMOSPHERIC SCIENCES, 20, 343-348.  doi: 10.1007/BF02690792
    [18] Yongguang ZHENG, Yanduo GONG, Jiong CHEN, Fuyou TIAN, 2019: Warm-Season Diurnal Variations of Total, Stratiform, Convective, and Extreme Hourly Precipitation over Central and Eastern China, ADVANCES IN ATMOSPHERIC SCIENCES, 36, 143-159.  doi: 10.1007/s00376-018-7307-3
    [19] ZHOU Li, XU Xiangde, DING Guoan, ZHOU Mingyu, CHENG Xinghong, 2005: Diurnal Variations of Air Pollution and Atmospheric Boundary Layer Structure in Beijing During Winter 2000/2001, ADVANCES IN ATMOSPHERIC SCIENCES, 22, 126-132.  doi: 10.1007/BF02930876
    [20] Xiao PAN, Yunfei FU, Sen YANG, Ying GONG, Deqin LI, 2021: Diurnal Variations of Precipitation over the Steep Slopes of the Himalayas Observed by TRMM PR and VIRS, ADVANCES IN ATMOSPHERIC SCIENCES, 38, 641-660.  doi: 10.1007/s00376-020-0246-9
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    • Manuscript History

    Manuscript received: 10 March 2002
    Manuscript revised: 10 March 2002
    通讯作者: 陈斌, bchen63@163.com
    • 1. 

      沈阳化工大学材料科学与工程学院 沈阳 110142

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    The Diurnal Variation of Precipitation in Monsoon Season in the Tibetan Plateau

    • 1. Chinese Academy of Meteorological Sciences, Beijing 100081,Cold and Arid Regions Environmental and Engineering Research Institute, Chinese Academy of Sciences, Lanzou 730000,Cold and Arid Regions Environmental and Engineering Research Institute, Chinese Academy of Sciences, Lanzou 730000,Cold and Arid Regions Environmental and Engineering Research Institute, Chinese Academy of Sciences, Lanzou 730000,The University of Shiga Prefecture, Shiga, Japan
    • Manuscript received: 2002-03-10
    • Manuscript revised: 2002-03-10

    Abstract: The soundings, precipitation and radar data obtained from IOP of GAME-TIBET in the summer of 1998 are used to analyze the diurnal variations of precipitation and thermodynamic variables CAPE. LCL and relationships between precipitation and thermodynamic variables in monsoon season. The diurnal variations of precipitation are obvious. Maximum precipitation appears at the same time when CAPE reaches its maximum value. The atmospheric layer between 6 km and 8.5 km is unstable in most of the time, the strong stable layers below 6 km and above 9 km from 0400 to 0800 resists the development of convective system. The diurnal variation of precipitation is related to diurnal variations of thermodynamic variables.The diurnal variation of precipitation and effects of water vapor and temperature on precipitation are simulated by a three-dimensional cloud model. The cloud model reproduces the maxima and minima of diurnal variations of precipitation and reflectivity. The high humidity in low level at night is the key factor for the precipitation.

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