本文首先探讨了由多普勒天气雷达提供的垂直风廓线产品(VWP)计算风暴相对螺旋度(SRH)的方法和步骤。
A method and steps of calculating storm relative helicity (SRH) according to the Doppler radar vertical wind profile (VWP) products are discussed firstly in this paper.
风暴相对螺旋度用于预报时计算的难点在于确定预报风暴移动速度。
It is difficult for the application of relative storm helicity in predicting storms for the uncertainty of storm velocity.
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