NASA's TRMM Satellite Investigates Typhoon Phanfone's Rainfall (video) NASA/Goddard Space Flight Center Share Print E-Mail Loading video... Caption NASA's TRMM satellite saw Phanfone was producing rainfall over a very large area on Oct. 1. Some storms in these bands were dropping rain at a rate of over 76 mm (almost 3 inches) per hour. Credit Image Credit: SSAI/NASA, Hal Pierce 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.