1. US and Japan are partners.
GPM: Global Precipitation Measurement
Will circle Earth every 90 minutes.
Will be the core of a constellation of satellites.
2. Instruments will take “cat scans” of storms from 250 miles above the earth.
3. For the first time from space a “dual-frequency radar" will be able to measure snow as well as rain.
TAG: Rainfall measurements every 3 hours will help future forecasters issue warnings for flooding, such as the record Colorado flood of Sept. 2013 with over 10 inches of rain.
Global Precipitiation Measurement Core Satellite Instruments
GPM Launch and Deploy Animation
GPM Instrument Animations