黔西南州冰雹多普勒雷达回波特征分析

冰雹是一种中小尺度的天气现象,多发生在地形复杂的山区和丘陵地带。黔西南是典型的冰雹频繁发生的多灾地带,每年发生大小冰雹天气过程几十次,尤其是个别县的某些乡镇几乎在每一次的重大天气过程中都要遭受到冰雹的袭击,显示出冰雹天气发生过程中具有明显的区域性和局地性。因此,用多普勒雷达的观测资料来分析冰雹的发生、发展和消亡过程,得出可能降雹的区域和地点,可以提高临近预报的准确性和及时性,降低冰雹灾害性天气所带来的经济损失,是非常有用的。

ANALYSIS OF DOPPLER RADAR ECHO FEATUR IN QIAN XINAN

The hail is a kind of in small dimensions of weather phenomenon, take place in the geography complicated mountain area and foothill much.Qianxinan is a mountain area of typical hail,many disaster districts of living, takes place the size hail weather process annually several ten times every year, particul arly the raid that some villages of the individual county almost want to suffer the hail in every important weather process, display to have the obvious local area tie ground in the hail weather occurrence process.Therefore, using the rad ar data to analyze the hail and perish the process, and getting the district an d locations that may decline the hail, can raise the accuracy of the close, lo wer the economy expense the hail disaster weather bring of, that is a great use of.