Analysis on the climate characters of high temperature in Summer and discussion of its early warning in Yongjia, Zhejiang Province(永嘉县夏季高温天气气候特征分析及预警指标探讨)

利用1971~2013年永嘉县夏季高温资料,建立高温过程的时间序列,分析了夏季高温天气的气候特征,并对出现危害性高温时的预警指标作了进一步探讨.研究表明:永嘉县夏季高温天气具有显著的局地性特征,且高温多集中在7月中下旬和8月上旬;副热带高压是影响本地夏季高温的主要天气系统,当本站处在副高脊线附近,高空下沉气流明显,低层在暖脊或暖中心附近,中高层为西南(或偏西)气流时,容易出现危害性高温;危害性高温出现时,天况稳定、云量偏少、日照时数较长、能见度较好、风速较小,且以西南风居多....

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Bibliographic Details
Main Authors: LYUJiangshan(吕江山), HOUQiufeng(侯球锋), ZHOUJia(周佳), HUANGJing(黄菁), YEYanjun(叶延君)
Format: Article
Language:zho
Published: Zhejiang University Press 2015-12-01
Series:Zhejiang Daxue xuebao. Lixue ban
Subjects:
Online Access:https://doi.org/10.3785/j.issn.1008-9497.2015.Supp.014