Bill became the first Atlantic hurricane of the 2009   season  on 17 August 2009. GOES-12 IR images from the CIMSS Tropical Cyclones site (above) displayed a canopy of very cold cloud tops around the center of... Read More

GOES-12 IR images from the CIMSS Tropical Cyclones site (above) showed that Tropical Storm Bill began to exhibit a well-defined curved banding structure during the early  daytime hours  on 16 August 200. In addition, the IR... Read More

GOES-12 visible images from the CIMSS Tropical Cyclones site on 15 August 2009 (above) showed that the low-level circulation of Tropical Storm Ana (the first named Atlantic Basin... Read More

GOES-12 visible images (above) revealed the northward propagation of an large convective outflow boundary across the Bay of Campeche (in the far southwestern Gulf of Mexico) on 02 July 2009. A larger-scale GOES-12 visible image (below) showed that at one point this outflow occupied an area approximately the size of... Read More