Aqua Image of Lester (IMAGE) NASA/Goddard Space Flight Center Caption NASA's Aqua satellite provided temperature data on Tropical Depression 13E on Aug. 24 at 4:17 p.m. EDT (2017 UTC) and strongest storms appear in purple, indicating coldest cloud tops. Credit Credits: NASA JPL, Ed Olsen Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.