 The hurricane continued to strengthen over warm waters with low wind shear, and by 0600 UTC of October 25, the hurricane had become a Category 2 storm.Rina continued to intensify as the day progressed, as winds increased and a small eye began to develop, due to the hurricane's location over very warm ocean waters and well established upper-level outflow.The hurricane continued its west-northwestern track around a mid-level ridge to its north.