This view inside Hurricane Irene reveals a small area of heavy rain concentrated in a towering cloud, a sign that the storm is probably strengthening.
Published Aug 22, 2011
Bertha strengthened as it slowly moved west over the warm waters of the Atlantic Ocean. Bertha grew from a tropical storm to a major hurricane (Category 3 storm).
Published Jul 17, 2008
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
Hurricane Irene swirls off the East Coast of the United States in this image from August 26, 2011.
Published Aug 29, 2011
