GPM 3-D Flyby of Tropical Disturbance 99L (VIDEO) NASA/Goddard Space Flight Center This video is under embargo. Please login to access this video. To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Caption On Aug. 25 at 3:16 a.m. EDT the GPM core satellite showed that some extremely powerful thunderstorms northeast of the Dominican Republic were dropping rain at a rate of almost 248 mm (9.8 inches) per hour where storms were reaching altitudes above 16 km (9.9 miles). 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.