GPM Image of Irma (IMAGE) NASA/Goddard Space Flight Center Caption GPM scanned storms west of Irma's center of circulation and found rain dropping at rate of over 4.96 inches (126 mm) per hour where storm tops were reaching altitudes above 8.2 miles (13.2 km). Credit Credits: NASA/JAXA, Hal Pierce 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.