Super Typhoon Dolphin Becomes Earth's 5th Category 5 Storm of 2015
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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/