ZCZC MIATCPAT1 ALL TTAA00 KNHC DDHHMM BULLETIN TROPICAL STORM ALEX ADVISORY NUMBER 13 NATIONAL WEATHER SERVICE MIAMI FL 11 AM AST THU JUL 30 1998 ...ALEX MOVING WESTWARD...A LITTLE STRONGER... AT 11 AM AST...1500Z...THE CENTER OF TROPICAL STORM ALEX WAS LOCATED NEAR LATITUDE 14.8 NORTH...LONGITUDE 46.1 WEST OR ABOUT 930 MILES...1500 KM...EAST OF THE LESSER ANTILLES. ALEX IS MOVING TOWARD THE WEST NEAR 15 MPH ...24 KM/HR. THIS GENERAL MOTION IS EXPECTED TO CONTINUE DURING THE NEXT 24 HOURS WITH A GRADUAL TURN TO THE WEST-NORTHWEST THEREAFTER. MAXIMUM SUSTAINED WINDS HAVE INCREASED TO NEAR 50 MPH... 85 KM/HR...WITH HIGHER GUSTS IN SQUALLS MAINLY TO THE NORTH OF THE CENTER. SOME STRENGTHENING IS FORECAST DURING THE NEXT 24 HOURS. TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 115 MILES...185 KM TO THE NORTH AND EAST OF THE CENTER. ESTIMATED MINIMUM CENTRAL PRESSURE IS 1000 MB...29.53 INCHES. REPEATING THE 11 AM AST POSITION...14.8 N... 46.1 W. MOVEMENT TOWARD...WEST NEAR 15 MPH. MAXIMUM SUSTAINED WINDS... 50 MPH. MINIMUM CENTRAL PRESSURE...1000 MB. THE NEXT ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE CENTER AT 5 PM AST. AVILA STRIKE PROBABILITIES ASSOCIATED WITH THIS ADVISORY NUMBER CAN BE FOUND UNDER AFOS HEADER MIASPFAT1 AND WMO HEADER WTNT71 KNHC. NNNN