ZCZC MIATCDAT4 ALL TTAA00 KNHC DDHHMM ...FOR INTERGOVERNMENTAL USE ONLY... HURRICANE HUMBERTO DISCUSSION NUMBER 15 NATIONAL WEATHER SERVICE MIAMI FL 5 PM EDT FRI AUG 25 1995 SOUTHWESTERLY SHEAR PERSISTS IN THE ENVIRONMENT OF HUMBERTO...WITH DEEP CONVECTION CENTERED A LITTLE TO THE NORTHEAST OF THE LOW-LEVEL CIRCULATION CENTER. INITIAL MOTION IS ESTIMATED AT 330/12 KT. WATER VAPOR IMAGERY CONTINUES TO SHOW AN UPPER-LEVEL LOW TO THE NORTH OF THE HURRICANE. THE LOW IS LIKELY PROVIDING A COMPONENT OF THE STEERING FLOW THAT IS TAKING HUMBERTO TO THE NW TO NNW. THE TRACK GUIDANCE AND OFFICIAL FORECAST SHOW A GRADUAL TURN TOWARD THE N AND IMPLY A SIMILAR...BUT SLIGHTLY SLOWER...MOVEMENT THAN PREVIOUS FORECAST. THE INTENSITY FORECAST FOLLOWS THE STATISTICAL GUIDANCE OF SHIFOR. RAPPAPORT FORECAST POSITIONS AND MAX WINDS INITIAL 25/2100Z 19.5N 46.2W 90 KTS 12HR VT 26/0600Z 21.1N 47.0W 90 KTS 24HR VT 26/1800Z 23.5N 47.6W 90 KTS 36HR VT 27/0600Z 25.4N 47.7W 85 KTS 48HR VT 27/1800Z 27.4N 47.0W 85 KTS 72HR VT 28/1800Z 30.0N 44.5W 80 KTS NNNN