Irene video from NASA
Irene track on SST image of 21 August (262 Kb) This image
represents the average composite sea surface temperature (SST) derived from
NOAA satellite AVHRR data over the 7 days ending 21 August 2011. The
averaging is done to remove clouds. The temperature scale for SST is
20C to 32C. The track of Irene is overlaid on this image.