ZCZC MIATCPAT1 ALL TTAA00 KNHC DDHHMM BULLETIN TROPICAL STORM ALEX ADVISORY NUMBER 15 NATIONAL WEATHER SERVICE MIAMI FL 11 PM AST THU JUL 30 1998 ...ALEX MOVING TOWARD THE WEST-NORTHWEST... AT 11 PM AST...0300Z...THE CENTER OF TROPICAL STORM ALEX WAS LOCATED NEAR LATITUDE 15.8 NORTH...LONGITUDE 47.6 WEST OR ABOUT 900 MILES...1450 KM...EAST OF THE LEEWARD ISLANDS. ALEX IS MOVING TOWARD THE WEST NORTHWEST NEAR 13 MPH...20 KM/HR...AND THIS MOTION IS EXPECTED TO CONTINUE ON FRIDAY. MAXIMUM SUSTAINED WINDS ARE NEAR 50 MPH... 85 KM/HR...WITH HIGHER GUSTS. SOME STRENGTHENING IS FORECAST DURING THE NEXT 24 HOURS. TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 115 MILES ...185 KM FROM THE CENTER. ESTIMATED MINIMUM CENTRAL PRESSURE IS 1000 MB...29.53 INCHES. REPEATING THE 11 PM AST POSITION...15.8 N... 47.6 W. MOVEMENT TOWARD...WEST NORTHWEST NEAR 13 MPH. MAXIMUM SUSTAINED WINDS... 50 MPH. MINIMUM CENTRAL PRESSURE...1000 MB. THE NEXT ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE CENTER AT 5 AM AST...FRIDAY. RAPPAPORT STRIKE PROBABILITIES ASSOCIATED WITH THIS ADVISORY NUMBER CAN BE FOUND UNDER AFOS HEADER MIASPFAT1 AND WMO HEADER WTNT71 KNHC. NNNN