Matthew developed from a strong tropical wave in the Windward Islands at the eastern end of the Caribbean Sea.
Matthew track on SST image of 1 October (248 Kb) This image
represents the average composite sea surface temperature (SST) derived from
NOAA satellite AVHRR data over the 7 days ending 1 October 2016. The
averaging is done to remove clouds. The temperature scale for SST is
24C to 32C. The track of Matthew is overlaid on this image.