The central part of the tropical cyclone is known as the eye. The eye is usually 32-48 km across. It is an area of light wind speeds and no rain. It contains descending air. When tropical cyclones ...

Cyclone Imelda reached hurricane strength on April 14 and its eye "opened" and became apparent on visible imagery on imagery from NASA's Aqua satellite. By April 15, the eye had "closed" and ...