NASA Infrared Image of Tropical Storm Lisa (image) NASA/Goddard Space Flight Center Share Print E-Mail Caption This infrared image of Tropical Storm Lisa from the AIRS instrument aboard NASA's Aqua satellite shows that the strongest convection, highest thunderstorms and heaviest rainfall on Sept. 20 at 15:05 UTC (11:05 a.m. EDT) were concentrated in the system's center (purple) and there were bands of thunderstorms surrounding the center. Those cloud top temperatures were as cold as -94 Fahrenheit, indicating strong thunderstorms. Credit NASA/JPL, Ed Olsen Usage Restrictions None Share Print E-Mail 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.