ZCZC MIATCDAT1 ALL TTAA00 KNHC DDHHMM TROPICAL STORM KARL DISCUSSION NUMBER 18 NATIONAL WEATHER SERVICE MIAMI FL 11 PM EDT SUN SEP 27 1998 THE LOW-LEVEL CIRCULATION OF KARL REMAINS EXPOSED WITH CONVECTION TO MODERATE DEPTH APPEARING ONLY OVER THE NORTHEAST QUADRANT NEARLY ONE DEGREE FROM THE CENTER. THIS SYSTEM IS RAPIDLY WEAKENING AND HAS LOST ITS TROPICAL CHARACTER. IT IS ESSENTIAL BEING DECLARED EXTRATROPICAL WITH THIS ADVISORY. KARL CONTINUES ACCELERATING TO THE EAST-NORTHEAST AND IS NOW MOVING AT ABOUT 36 KNOTS...070/36. THE TREND TOWARD AN EASTWARD ACCELERATION WILL CONTINUE. THIS IS THE LAST ADVISORY ISSUED ON KARL BY THE NATIONAL HURRICANE CENTER. PLEASE CONSULT THE NORTH ATLANTIC SHIPPING BULLETIN...WMO HEADER FPNT80 EGRR...ISSUED BY THE UNITED KINGDOM METEOROLOGICAL OFFICE FOR FURTHER INFORMATION CONCERNING THIS SYSTEM. GROSS FORECAST POSITIONS AND MAX WINDS INITIAL 28/0300Z 40.9N 32.4W 60 KTS 12HR VT 28/1200Z 42.9N 25.7W 50 KTS...EXTRATROPICAL 24HR VT 29/0000Z 45.0N 14.8W 40 KTS...EXTRATROPICAL NNNN