Hurricane Ivan Track and Intensity September 2-23, 2004
Visualizations by
Lori Perkins
Released on September 23, 2004
Hurricane Ivan made a very destructive path through the Caribbean and the United States. Then, a portion of the storm looped south and brought unwanted rains to an already inundated areas of Florida and Texas. This animation shows the position of the eye of Hurricane Ivan, as well as, the intensity of the storm. The intensity of the storm is depicted through color. Purple is the weakest classification, Tropical Depression, where winds are less then 39 miles per hour.Blue represents a Tropical Storm with winds between 39 and 73 miles per hour. Blue/Green shows a Class 1 Hurricane with winds between 74 and 95 miles per hour. Green displays a Class 2 Hurricane with winds between 96 and 110 miles per hour. Yellow is a Class 3 Hurricane where winds are sustained between 111 and 130 miles per hour. Orange is a Class 4 Hurricane with winds between 131 and 154 miles per hour. Red is the most deadly classification where winds are greater then 155 miles per hour.
GCMD keywords can be found on the Internet with the following citation:
Olsen, L.M., G. Major, K. Shein, J. Scialdone, S. Ritz, T. Stevens, M. Morahan, A. Aleman, R. Vogel, S. Leicester, H. Weir, M. Meaux, S. Grebas, C.Solomon, M. Holland, T. Northcutt, R. A. Restrepo, R. Bilodeau, 2013. NASA/Global Change Master Directory (GCMD) Earth Science Keywords. Version 8.0.0.0.0