ZCZC MIAWRKAD4 LOC TTAA00 KNHC DDHHMM ...FOR INTERGOVERNMENTAL USE ONLY... TROPICAL STORM HARVEY DISCUSSION NUMBER 12 NATIONAL WEATHER SERVICE MIAMI FL 5 AM EDT TUE SEP 21 1993 SATELLITE IMAGES INDICATE THAT HARVEY IS RAPIDLY LOSING ITS TROPICAL CHARACTERISTICS WHILE RACING NORTHEASTWARD. IT IS TAKING THE STRUCTURE OF A FRONTAL LOW. HOWEVER...SHIP KJMA REPORTED A PRESSURE OF 1004 MB...AND 50 KNOT WINDS ABOUT 80 MILES SOUTHEAST OF THE CENTER. IT MEANS THAT THE WINDS ARE EXPANDING OUTWARD AS IS NORMALLY THE CASE IN EXTRATROPICAL SYSTEMS. THEREFORE...HARVEY WILL PROBABLY BE DECLARED EXTRATROPICAL DURING THE NEXT 12 TO 24 HOURS AVILA/SURGI FORECAST POSITIONS AND MAX WINDS INITIAL 21/0900Z 40.8N 46.7W 55 KTS 12HR VT 21/1800Z 44.2N 41.2W 50 KTS 24HR VT 22/0600Z 50.0N 32.0W 40 KTS...EXTRATROPICAL