AIRS Sees 13E (IMAGE) NASA/Goddard Space Flight Center Caption Aqua captured an infrared image of developing Tropical Depression 13E and Tropical Storm Ingrid on Sept. 13. TD13E formed along the western coast of Mexico, while Ingrid formed on the east coast. This image shows powerful storms and cold cloud top temperatures colder than -63F/-52C in purple. Credit NASA JPL/Ed Olsen 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.