As of January 19, 2021, FTP access to the GPM research / production data server "arthurhou" is no longer available, and you must use either FTPS or HTTPS to access GPM research data. Click here to learn more.

NASA | TRMM at 15: The Reign of Rain

This video celebrates the 15th anniversary of the Tropical Rainfall Measuring Mission (TRMM). Project Scientist Scott Braun looks back at TRMM's legacy and a few of the major scientific milestones the satellite has helped achieved. Credit: NASA GSFC