https://phys.org/news/2018-11-gpm-satellite-tropical-depression-33w.html

The GPM satellite passed over the eastern half of Tropical Depression 33W on Nov. 19 at 3:06 a.m. EST (0806 UTC) and measured the rainfall rates. The heaviest rainfall was occurring around the center at a rate of 1.2 inches per hour while light rain was occurring throughout much of the eastern half of the storm. The bulk of the clouds and showers associated with 33W are located in the storm's western quadrant.

GPM is a joint satellite mission between NASA and the Japan Aerospace Exploration Agency called JAXA.