Though no eye was apparent in visible satellite images, patterns of rainfall reveal a fully developed eye at the center of Hurricane Irene on August 23.
Published Aug 24, 2011
This view of rain inside Hurricane Irene reveals a strong, mature storm with circular bands of heavy rain on August 24, 2011.
Published Aug 24, 2011
These images show towering clouds and intense rain in Hurricane Danielle as the storm was intensifying into a major hurricane on August 27, 2010.
Published Aug 28, 2010
TRMM reveals that although Bill did not yet have an eye or eyewall, it did have a well-developed cyclonic circulation as evidenced by the curvature in the rain bands that spiral in towards the center.
Published Aug 17, 2009
