Aqua Image of Wipha (IMAGE) NASA/Goddard Space Flight Center Caption On July 31, 2019 at 2:30 a.m. EDT (0630 UTC) the MODIS instrument that flies aboard NASA's Aqua satellite showed strongest storms in Tropical Storm Wipha were southeast of Hainan Island, China, in the South China Sea. Cloud top temperatures were as cold as minus 80 degrees Fahrenheit (minus 62.2 Celsius). Credit NASA/NRL 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.