000 WTNT32 KNHC 290838 TCPAT2 BULLETIN TROPICAL STORM EARL ADVISORY NUMBER 16 NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL072010 500 AM AST SUN AUG 29 2010 ...EARL HEADED FOR THE NORTHERN LEEWARD ISLANDS...EXPECTED TO BECOME A HURRICANE LATER TODAY... SUMMARY OF 500 AM AST...0900 UTC...INFORMATION ---------------------------------------------- LOCATION...16.9N 56.9W ABOUT 420 MI...675 KM E OF THE NORTHERN LEEWARD ISLANDS MAXIMUM SUSTAINED WINDS...65 MPH...100 KM/HR PRESENT MOVEMENT...W OR 280 DEGREES AT 18 MPH...30 KM/HR MINIMUM CENTRAL PRESSURE...989 MB...29.21 INCHES WATCHES AND WARNINGS -------------------- CHANGES WITH THIS ADVISORY... THE GOVERNMENT OF THE NETHERLANDS ANTILLES HAS ISSUED A HURRICANE WARNING FOR THE ISLANDS OF ST. MAARTEN...SABA AND ST. EUSTATIUS. SUMMARY OF WATCHES AND WARNINGS IN EFFECT... A HURRICANE WARNING IS IN EFFECT FOR... * ANTIGUA...BARBUDA...MONTSERRAT...ST. KITTS...NEVIS...AND ANGUILLA * SAINT MARTIN AND SAINT BARTHELEMY * ST. MAARTEN...SABA AND ST. EUSTATIUS A HURRICANE WATCH IS IN EFFECT FOR... * BRITISH VIRGIN ISLANDS * U.S. VIRGIN ISLANDS * PUERTO RICO INCLUDING THE ISLANDS OF CULEBRA AND VIEQUES HURRICANE CONDITIONS ARE EXPECTED WITHIN THE WARNING AREA BEGINNING WITHIN 24 HOURS. PREPARATIONS TO PROTECT LIFE AND PROPERTY SHOULD BE RUSHED TO COMPLETION. HURRICANE CONDITIONS ARE POSSIBLE WITHIN THE WATCH AREA WITHIN THE NEXT 36 HOURS. FOR STORM INFORMATION SPECIFIC TO YOUR AREA IN THE UNITED STATES...INCLUDING POSSIBLE INLAND WATCHES AND WARNINGS...PLEASE MONITOR PRODUCTS ISSUED BY YOUR LOCAL NATIONAL WEATHER SERVICE FORECAST OFFICE. FOR STORM INFORMATION SPECIFIC TO YOUR AREA OUTSIDE THE UNITED STATES...PLEASE MONITOR PRODUCTS ISSUED BY YOUR NATIONAL METEOROLOGICAL SERVICE. DISCUSSION AND 48-HOUR OUTLOOK ------------------------------ AT 500 AM AST...0900 UTC...THE CENTER OF TROPICAL STORM EARL WAS LOCATED NEAR LATITUDE 16.9 NORTH...LONGITUDE 56.9 WEST. EARL IS MOVING TOWARD THE WEST NEAR 18 MPH...30 KM/HR. A TURN TOWARD THE WEST-NORTHWEST WITH A GRADUAL DECREASE IN FORWARD SPEED IS EXPECTED IN THE NEXT 48 HOURS. ON THE FORECAST TRACK...THE CENTER OF EARL WILL PASS NEAR OR OVER THE NORTHERN LEEWARD ISLANDS SUNDAY NIGHT AND MONDAY. MAXIMUM SUSTAINED WINDS ARE NEAR 65 MPH...100 KM/HR...WITH HIGHER GUSTS. SOME STRENGTHENING IS FORECAST DURING THE NEXT 48 HOURS ...AND EARL IS EXPECTED TO BECOME A HURRICANE LATER TODAY. TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 160 MILES...260 KM FROM THE CENTER. ESTIMATED MINIMUM CENTRAL PRESSURE IS 989 MB...29.21 INCHES. HAZARDS AFFECTING LAND ---------------------- WIND...TROPICAL STORM CONDITIONS ARE EXPECTED IN THE WARNING AREA BY LATE SUNDAY...WITH HURRICANE CONDITIONS EXPECTED BY EARLY MONDAY MORNING. TROPICAL STORM CONDITIONS MAY SPREAD OVER THE VIRGIN ISLANDS AND PUERTO RICO ON MONDAY...WITH HURRICANE CONDITIONS POSSIBLE MONDAY NIGHT. STORM SURGE...STORM SURGE WILL RAISE WATER LEVELS 1 TO 3 FEET ABOVE NORMAL TIDE LEVELS IN THE WARNING AREA NEAR AND TO THE RIGHT OF THE PATH OF THE CENTER OF EARL. THE SURGE WILL BE ACCOMPANIED BY LARGE AND DANGEROUS BATTERING WAVES. RAINFALL...EARL IS EXPECTED TO PRODUCE TOTAL RAINFALL ACCUMULATIONS OF 3 TO 5 INCHES OVER MUCH OF THE NORTHERN LEEWARD ISLANDS...WITH POSSIBLE MAXIMUM ISOLATED AMOUNTS OF 8 INCHES. NEXT ADVISORY ------------- NEXT INTERMEDIATE ADVISORY...800 AM AST. NEXT COMPLETE ADVISORY...1100 AM AST. $$ FORECASTER BRENNAN