sentences:  In the low cloud field, it represents a convergence zone on the westward extent of the Saharan Air Layer seen on the backside of tropical cyclones gaining latitude.If there are two systems, the more poleward systems strengthens while the more equatorward system weakens within an area with downward motion in the mid-levels of the troposphere.This description has also been used with high cloudiness spreading in a narrow channel equatorward within the outflow jet of a tropical cyclone, such as Hurricane Felix (1995).