气象2024,Vol.50Issue(9) :1033-1042.DOI:10.7519/j.issn.1000-0526.2024.080902

2024年2月17-23日中国大范围强寒潮雨雪冰冻强对流过程涉及的若干问题

Some Issues Concerning the Large Area Rainstorm,Snowstorm,Sleet,Freezing Rain and Severe Convection Event over China from 17 to 23 February 2024

俞小鼎 费海燕 王秀明
气象2024,Vol.50Issue(9) :1033-1042.DOI:10.7519/j.issn.1000-0526.2024.080902

2024年2月17-23日中国大范围强寒潮雨雪冰冻强对流过程涉及的若干问题

Some Issues Concerning the Large Area Rainstorm,Snowstorm,Sleet,Freezing Rain and Severe Convection Event over China from 17 to 23 February 2024

俞小鼎 1费海燕 1王秀明1
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作者信息

  • 1. 中国气象局气象干部培训学院,北京 100081
  • 折叠

摘要

2024年2月中下旬我国出现一次多灾种高影响天气过程.这是一次几十年一遇的过程,出现了大范围强寒潮雨雪冰冻天气并伴随强对流发生,涉及到强寒潮、沙尘、降雨、降雪、冻雨,以及强对流和伴随的大冰雹和雷暴大风,多种高影响天气在一次过程中都有所呈现,其过程之复杂异常罕见.本文针对此次过程中值得深入探讨的问题、高影响天气发生发展可能机理、相应的预报挑战等进行简要梳理,为后续对此次过程的细致和深入分析研究做一个引子.

Abstract

During mid and late February of 2024,a strong cold surge,dust storm and various freezing weathers(snowstorm,sleet,freezing rain,rainstorm and severe convection producing large hail and dama-ging gust),associated with severe convection to the south,occurred in a large area over China.Multiple high-impact-weather events showed up during this extreme complicated process.In order to provide an in-troduction for the subsequent detailed and in-depth analysis and research of this process,in this article we discuss briefly the mechanisms and forecasting challenges of these high-impact-weather events,without ex-ploration in details and in depth.

关键词

雨雪冰冻/强对流/高架对流/条件对称不稳定/重力波

Key words

freezing rain and snow weather/severe convection/elevated convection/conditional symmetric instability/gravity wave

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基金项目

国家重点研发计划(2022YFC3004103)

中国气象局青年创新团队(CMA2023QN06)

出版年

2024
气象
国家气象中心

气象

CSTPCD北大核心
影响因子:2.337
ISSN:1000-0526
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