Moving northwest toward southern China and Vietnam, the massive Typhoon Nesat covers most of the South China Sea in this photo-like satellite image from September 28, 2011.
Acquired October 3, 2009, this true-color image shows Typhoon Parma hovering over the island of Luzon. Storm clouds stretch from the Philippine Sea to the South China Sea.
Though Typhoon Choi-wan maintains its tightly wound symmetric shape in this photo-like image from September 18, 2009, the striking clear eye of previous days is gone.
Super-Typhoon Choi-wan had a symmetrical shape, a trait of a strong, well-organized cyclone, when this photo-like image was taken on September 16, 2009.