000 WTNT34 KNHC 091446 TCPAT4 BULLETIN TROPICAL STORM MARIA ADVISORY NUMBER 12 NWS NATIONAL HURRICANE CENTER MIAMI FL AL142011 1100 AM AST FRI SEP 09 2011 ...MARIA EXPECTED TO PASS THROUGH THE LESSER ANTILLES TONIGHT... SUMMARY OF 1100 AM AST...1500 UTC...INFORMATION ----------------------------------------------- LOCATION...14.2N 57.5W ABOUT 350 MI...560 KM SE OF THE LEEWARD ISLANDS MAXIMUM SUSTAINED WINDS...45 MPH...75 KM/H PRESENT MOVEMENT...WNW OR 285 DEGREES AT 17 MPH...28 KM/H MINIMUM CENTRAL PRESSURE...1003 MB...29.62 INCHES WATCHES AND WARNINGS -------------------- CHANGES WITH THIS ADVISORY... THE TROPICAL STORM WATCH FOR PUERTO RICO...INCLUDING VIEQUES AND CULEBRA...HAS BEEN REPLACED WITH A TROPICAL STORM WARNING. THE GOVERNMENT OF BARBADOS HAS REPLACED THE TROPICAL STORM WATCH FOR DOMINICA WITH A TROPICAL STORM WARNING. SUMMARY OF WATCHES AND WARNINGS IN EFFECT... A TROPICAL STORM WARNING IS IN EFFECT FOR... * GUADELOUPE * ST. MAARTIN...SABA...AND ST. EUSTATIUS * ANTIGUA...ANGUILLA...BARBUDA...MONTSERRAT...NEVIS...SAINT KITTS AND THE BRITISH VIRGIN ISLANDS * DOMINICA * U.S. VIRGIN ISLANDS * PUERTO RICO...INCLUDING VIEQUES AND CULEBRA A TROPICAL STORM WATCH IS IN EFFECT FOR... * ST BARTHELEMY...ST MARTEEN...AND MARTINIQUE INTERESTS ELSEWHERE IN THE LESSER ANTILLES...THE DOMINICAN REPUBLIC...THE TURKS AND CAICOS ISLANDS...AND THE SOUTHEASTERN BAHAMAS SHOULD MONITOR THE PROGRESS OF MARIA. FOR STORM INFORMATION SPECIFIC TO YOUR AREA...PLEASE MONITOR PRODUCTS ISSUED BY YOUR NATIONAL METEOROLOGICAL SERVICE. DISCUSSION AND 48-HOUR OUTLOOK ------------------------------ AT 1100 AM AST...1500 UTC...THE CENTER OF TROPICAL STORM MARIA WAS LOCATED NEAR LATITUDE 14.2 NORTH...LONGITUDE 57.5 WEST. MARIA IS MOVING TOWARD THE WEST-NORTHWEST NEAR 17 MPH...28 KM/H...AND THIS MOTION IS EXPECTED TO CONTINUE DURING THE NEXT DAY OR SO. ON THE FORECAST TRACK...THE CENTER OF MARIA WILL REACH THE LESSER ANTILLES EARLY TONIGHT...AND BE NEAR THE VIRGIN ISLANDS BY SATURDAY NIGHT. MAXIMUM SUSTAINED WINDS ARE NEAR 45 MPH...75 KM/H...WITH HIGHER GUSTS. SOME SLIGHT STRENGTHENING IS POSSIBLE DURING THE NEXT 48 HOURS. TROPICAL-STORM-FORCE WINDS EXTEND OUTWARD UP TO 175 MILES...280 KM...MAINLY TO THE NORTHEAST OF THE CENTER. ESTIMATED MINIMUM CENTRAL PRESSURE IS 1003 MB...29.62 INCHES. HAZARDS AFFECTING LAND ---------------------- WIND...TROPICAL STORM CONDITIONS ARE EXPECTED TO REACH THE LESSER ANTILLES BY LATE TODAY...THEN SPREAD NORTHWESTWARD OVER THE VIRGIN ISLANDS AND PUERTO RICO ON SATURDAY AND SATURDAY NIGHT. RAINFALL...MARIA IS EXPECTED TO PRODUCE TOTAL RAIN ACCUMULATIONS OF 4 TO 8 INCHES WITH ISOLATED MAXIMUM AMOUNTS OF 10 INCHES OVER THE CENTRAL TO NORTHERN LESSER ANTILLES...THE VIRGIN ISLANDS...AND PUERTO RICO. NEXT ADVISORY ------------- NEXT INTERMEDIATE ADVISORY...200 PM AST. NEXT COMPLETE ADVISORY...500 PM AST. $$ FORECASTER BROWN