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ZCZC MIATCPAT3 ALL TTAA00 KNHC DDHHMM BULLETIN TROPICAL STORM BRET INTERMEDIATE ADVISORY NUMBER 7A NATIONAL WEATHER SERVICE MIAMI FL 7 AM CDT FRI AUG 20 1999 ...BRET DRIFTING NORTHWESTWARD... A TROPICAL STORM WARNING IS IN EFFECT ALONG THE MEXICAN COAST FROM TAMPICO SOUTHWARD TO COATZACOALCOS. AT 7 AM CDT...1200Z...THE CENTER OF TROPICAL STORM BRET WAS LOCATED NEAR LATITUDE 20.4 NORTH...LONGITUDE 94.8 WEST OR ABOUT 235 MILES...380 KM...SOUTHEAST OF TAMPICO MEXICO. BRET IS DRIFTING TOWARD THE NORTHWEST...AND THIS GENERAL MOTION IS EXPECTED TO CONTINUE OVER THE NEXT 24 HOURS. 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 105 MILES...165 KM FROM THE CENTER. ESTIMATED MINIMUM CENTRAL PRESSURE IS 999 MB...29.50 INCHES. LOCALLY HEAVY RAINS OF 5 TO 8 INCHES COULD OCCUR OVER PORTIONS OF THE WARNING AREA TONIGHT AND FRIDAY. ALL INTERESTS IN THE WESTERN GULF OF MEXICO SHOULD MONITOR THE PROGRESS OF THIS DEVELOPING TROPICAL STORM. REPEATING THE 7 AM CDT POSITION...20.4 N...94.8 W. MOVEMENT... DRIFTING NORTHWEST. MAXIMUM SUSTAINED WINDS... 50 MPH. MINIMUM CENTRAL PRESSURE... 999 MB. THE NEXT ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE CENTER AT 10 AM CDT. BEVEN STRIKE PROBABILITIES ASSOCIATED WITH THIS ADVISORY NUMBER CAN BE FOUND UNDER AFOS HEADER MIASPFAT3 AND WMO HEADER WTNT73 KNHC. NNNN