https://phys.org/news/2018-07-nasa-tropical-cyclone-11w-northern.html

On June 16 at 11 a.m. EDT (1500 UTC) the Visible Infrared Imaging Radiometer Suite (VIIRS) instrument aboard NASA-NOAA's Suomi NPP satellite captured visible image of 11W.

The VIIRS image showed 11W's center was located between just off the northeastern coast of Luzon, northern Philippines. VIIRS showed a powerful band of thunderstorms wrapping into the low-level center. The southwestern quadrant of 11W was over Luzon, bringing gusty winds, rough seas and heavy rainfall.