Well-defined tropical wave affecting the island Admin - Sunday, 14, August 2016 at 14:19 Tweet on Twitter Share on Facebook Pinterest Email A well-defined tropical wave is just E of the Lesser Antilles from 15N59W to 06N59W moving W at 20 kt. The wave is a low amplitude wave. The wave is in a moist environment as depicted by the SSMI Total Precipitable Water Imagery. The wave is well defined at 700 mb.Scattered moderate convection is from 08N-13N between 56W-63W.