Terra Image of Idai (IMAGE) NASA/Goddard Space Flight Center Caption At 4 a.m. EDT (0800 UTC) on Oct. 3, 2018 the MODIS instrument that flies aboard NASA's Terra satellite gathered infrared data on Tropical Cyclone Idai. Strongest thunderstorms circled the center where cloud top temperatures were as cold as minus 70 degrees Fahrenheit (minus 56.6 Celsius) and appeared in red. 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.