Super Typhoon Dolphin Becomes Earth's 5th Category 5 Storm of 2015 Roy / Monday, May 18, 2015 / Categories: Hurricanes Source: Jeff Masters , 11:58 AM GMT on May 17, 2015 As of 7 AM 5/19 - This is the final warning / advisory for this storm as it has weakened below warning levels and/or the storm system is no longer a tropical cyclone. source: http://www.cyclocane.com/dolphin-storm-tracker/ More links CIMSS Satellite Blog Source of the First Image Aqua Earth-observing satellite mission Source of the second image Dr. Jeff Masters' Blog ...The Cane Page The Cane Page Comment Collapse Expand Comments (1) Roy · 5/19/2015 9:52:15 AM This storm became a CAT 5 at 2 pm EDT Saturday May 16 and as 7 AM on 5/19 it is no longer a tropical cyclone. warning You don't have permission to post comments.