ZCZC MIATCDAT4 ALL TTAA00 KNHC DDHHMM TROPICAL STORM IVAN DISCUSSION NUMBER 27 NATIONAL WEATHER SERVICE MIAMI FL 11 PM EDT SAT SEP 26 1998 IVAN IS RACING EASTWARD ACROSS THE FAR EASTERN ATLANTIC JUST NORTH OF THE AZORES ISLANDS. BASED ON SATELLITE INTENSITY ESTIMATES IVAN IS DOWNGRADED TO TROPICAL STORM STATUS...60 KNOTS. THE SYSTEM IS RAPIDLY LOSING TROPICAL CHARACTERISTICS AND WILL BE DECLARED EXTRA- TROPICAL BY 12 HOURS. IVAN HAS CONTINUED TO ACCELERATE THIS EVENING AND THE INITIAL MOTION ESTIMATE IS NOW 090/30 KNOTS. THE OFFICIAL TRACK FORECAST IS VERY SIMILAR THE PREVIOUS ADVISORY AND PLACES THE SYSTEM INLAND OVER SPAIN BY 24 HOURS. THIS WILL BE THE LAST ADVISORY ISSUED ON IVAN 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. GUINEY FORECAST POSITIONS AND MAX WINDS INITIAL 27/0300Z 40.7N 23.7W 60 KTS 12HR VT 27/1200Z 40.7N 17.0W 50 KTS...EXTRATROPICAL 24HR VT 28/0000Z 40.7N 7.5W 40 KTS...EXTRATROPICAL NNNN