"...TROPICAL WAVES... TROPICAL WAVE EXTENDS FROM 09N25W TO 17N24W MOVING W AT 15 KT. THE WAVE COINCIDES WITH LOW AMPLITUDE 700 MB TROUGHING S OF 14N BETWEEN 19W-27W. WITH THE SAHARAN AIR LAYER AND DUST LARGELY INFLUENCING THE NORTHERN PORTION OF THE WAVE AND MUCH OF THE EASTERN TROPICAL ATLC...ISOLATED MODERATE CONVECTION REMAINS CONFINED TO THE MONSOON TROUGH REGION IN THE VICINITY OF THE WAVE AXIS FROM 08N-10N BETWEEN 26W-32W."