Aqua image of Douglas (IMAGE) NASA/Goddard Space Flight Center Caption On July 24 at 6:30 a.m. EDT (1030 UTC), the MODIS instrument aboard NASA's Aqua satellite gathered temperature information about Hurricane Douglas' cloud tops. MODIS found the most powerful thunderstorms (red) were in the eyewall, where temperatures were as cold as or colder than minus 70 degrees Fahrenheit (minus 56.6 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.