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气象:2015,41(9):1170-1176
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2015年6月大气环流和天气分析
(国家气象中心,北京 100081)
Analysis of the June 2015 Atmosphere Circulation and Weather
(National Meteorological Centre, Beijing 100081)
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投稿时间:2015-07-23    修订日期:2015-08-03
中文摘要: 2015年6月大气环流特征为:北半球极涡呈双极型,较常年略偏强;西太平洋副热带高压强度接近常年同期。2015年6月,全国平均气温为20.3℃,较常年同期(20.0℃)偏高0.3℃,北方(南方)地区气温总体较常年同期偏低(高)。全国平均降水量为104.8 mm,较常年同期(99.3 mm)略偏多5.5%。月内出现8次主要的降水过程。江淮、江南北部等地强降水天气较多,多地遭受洪涝灾害,云南西部干旱发展,海南干旱有所缓解,东北地区等地多阵性降水;全国21个省(区、市)遭受风雹灾害。全国64个站发生极端高温事件。今年第8号台风鲸鱼在广东登陆,是今年第一个登陆我国的台风。
Abstract:The following are the main characteristics of the general circulation of atmosphere in June 2015. There are two polar vortex centers in the Northern Hemisphere, which is a little bit stronger than normal years. The strength of subtropical high is close to climatological normal. The monthly mean temperature over China is 20.3℃, 0.3℃ higher than the corresponding period of normal years. The monthly mean temperature in southern (northern) China is mainly higher (lower) than the same period of normal years. The mean precipitation (104.8 mm) is 5.5% more than normal (99.3 mm). Eight rainfall processes appear in June 2015. Severe precipitation events happen in Yangtze River and Huaihe river and the northern part of South Yangtze River Region and many showery rains occur in Northeast China. Drought gets mitigated in Hainan, but strengthened in western Yunnan Province. High temperature events are observed at 64 stations. Gale and hail disasters hit 21 provinces this month. No.8 Typhoon, lands in Guangdong, which is the first landing typhoon in China this year.
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陈博宇,张芳华,2015.2015年6月大气环流和天气分析[J].气象,41(9):1170-1176.
CHEN Boyu,ZHANG Fanghua,2015.Analysis of the June 2015 Atmosphere Circulation and Weather[J].Meteor Mon,41(9):1170-1176.