GPM Image of Erick (IMAGE) NASA/Goddard Space Flight Center Caption The GPM core satellite passed over Hurricane Erick at 7:46 a.m. EDT (1146 UTC) on July 31. GPM found the heaviest rainfall (pink) was around the northern eyewall of the center of circulation. There, rain was falling at a rate of over 40 mm (about 1.6 inches) per hour. Credit NASA/JAXA/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.