Terra image of Uesi (IMAGE) NASA/Goddard Space Flight Center Caption On Feb. 11 at 6:15 a.m. EST (1115 UTC), the MODIS instrument aboard NASA's Terra satellite gathered temperature information about Uesi's cloud tops. MODIS found powerful thunderstorms south and east of the center of circulation where temperatures were as cold as or colder than minus 80 degrees Fahrenheit (minus 62.2 Celsius). Credit 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.