Abstract: By using the numerical products of 7213, and the conventional meteorological data, the continuous rainstorms that one from Jul. 21^st to 24^th and the other from Nov. 13^rd to 15^th in Hubei province were diagnosed and analyzed. It discovered circulation pattern, influential system for continuous rainstorms, the thermal and dynamical conditions for heavy rains, discovered some physical factors and structure's characterisitic values which brought for ward the rainstorm, made us deeply understand the system of rainstorm generation, and the relationship between the falling areas/ points of the rainstorm and individual elements, pointed out the difference and resemblance between these two rainstorms, tried to analyze the appliance of the numerical forecast products, offered the revelation and reference for the forecast in the future.