English: The Moderate Resolution Imaging Spectroradiometer (MODIS) on NASA’s Terra satellite captured this image of Typhoon Haiyan approaching Vietnam on November 10, 2013. The storm was tracking northwest and slowly weakening prior to landfall in northern Vietnam on Sunday evening (Monday morning, local time). As of early Sunday morning, the storm had maximum sustained winds of about 90 miles (145 kilometers) per hour, the equivalent of a category 1 storm.