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Position: Home > Articles > Analysis of the Snowstorm from December 4 to 7 in 2009 over Heilongjiang Province Heilongjiang Agricultural Sciences 2010 (10) 109-112

黑龙江省2009年隆冬季节一次大到暴雪天气过程分析

作  者:
时刚;刘长成;祝玉梅
单  位:
齐齐哈尔市气象局
关键词:
暴雪;低涡;强冷空气;低空急流;暖平流
摘  要:
从天气学、动力学角度对黑龙江省2009年12月4~7日的一次暴雪天气的形成、发展过程进行了分析。结果表明:华北低压北上是造成暴雪的主要原因;强冷空气是产生此次暴雪的另一有利条件;华北低压入海加强东移北上、低空急流、东风暖平流为降雪提供了充沛的水汽。此外,在隆冬季节有些物理量特征对暴雪预报上的应用价值不太明显。
译  名:
Analysis of the Snowstorm from December 4 to 7 in 2009 over Heilongjiang Province
作  者:
SHI Gang,LIU Chang-cheng,ZHU Yu-mei (Qiqihar Meteorological Bureau,Qiqihar,Heilongjiang 161006)
关键词:
storm;;vortex;;strong cold air;;low-level jet;;warm advection
摘  要:
A heavy snow weather formation was analyzed with synoptic meteorology and dynamics in early December 2009 in Heilongjiang province.It was showed that North China low northward was the main reason causing the heavy snow and strong cold air was another favorable condition;North China low which strengthened eastward into the sea and then moved northward,low-level jet and easterly warm advection provided an abundant of moisture for it.In addition,the value of some physical quantity characteristics for snow forecast in the middle winter season was less marked.

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