ZCZC MIATCPAT3 ALL TTAA00 KNHC DDHHMM BULLETIN TROPICAL STORM GABRIELLE ADVISORY NUMBER 30 NATIONAL WEATHER SERVICE MIAMI FL 11 PM AST TUE SEP 18 2001 THE CANADIAN WEATHER SERVICE HAS STORM WARNINGS IN EFFECT FOR THE SOUTHEAST PORTION OF THEIR MARINE AREA AND A HEAVY RAIN WARNING FOR THE AVALON PENINSULA OF NEWFOUNDLAND. AT 11 PM AST...0300Z...THE CENTER OF TROPICAL STORM GABRIELLE WAS LOCATED NEAR LATITUDE 42.3 NORTH...LONGITUDE 56.7 WEST OR ABOUT 250 MILES...570 KM...SOUTH-SOUTHWEST OF CAPE RACE NEWFOUNDLAND. GABRIELLE IS MOVING TOWARD THE NORTHEAST NEAR 21 MPH...33 KM/HR... AND THIS MOTION IS EXPECTED TO CONTINUE ON WEDNESDAY. MAXIMUM SUSTAINED WINDS REMAIN NEAR 70 MPH...110 KM/HR...WITH HIGHER GUSTS. LITTLE CHANGE IN STRENGTH IS FORECAST DURING THE NEXT 24 HOURS. HOWEVER GABRIELLE IS LOSING TROPICAL CHARACTERISTICS AS IT MOVES OVER HIGHER LATITUDES AND COLDER WATER. GALE FORCE WINDS EXTEND OUTWARD UP TO 315 MILES ...510 KM FROM THE CENTER. THE MINIMUM CENTRAL PRESSURE BASED ON A NEARBY DATA BUOY IS 975 MB...28.79 INCHES. REPEATING THE 11 PM AST POSITION...42.3 N... 56.7 W. MOVEMENT TOWARD...NORTHEAST NEAR 21 MPH. MAXIMUM SUSTAINED WINDS... 70 MPH. MINIMUM CENTRAL PRESSURE... 975 MB. THIS IS THE LAST PUBLIC ADVISORY ISSUED BY THE NATIONAL HURRICANE CENTER ON THIS SYSTEM. FUTURE INFORMATION WILL BE CONTAINED IN THE HIGH SEAS FORECAST ISSUED BY THE MARINE PREDICTION CENTER UNDER WMO HEADER FZNT01 AND UNDER AWIPS HEADER NFDHSFAT1. FORECASTER LAWRENCE NNNN