The others appeared in a short time, and were not always associated with severe weather depending on the strength of the mesocyclone as well as weather situation and the other products of radar.

• 其余几次中气旋维持时间很短，产生这些中气旋的风暴不一定产生冰雹等强天气，预报时可在中气旋强度的基础上，结合环境条件和雷达的其它产品分析判断。