000 WTNT35 KNHC 030554 TCPAT5 BULLETIN TROPICAL STORM ERNESTO INTERMEDIATE ADVISORY NUMBER 6A NWS NATIONAL HURRICANE CENTER MIAMI FL AL052012 200 AM AST FRI AUG 03 2012 ...CENTER OF ERNESTO PASSING NORTH OF BARBADOS...EXPECTED TO MOVE ACROSS THE NORTHERN WINDWARD ISLANDS DURING THE NEXT FEW HOURS... SUMMARY OF 200 AM AST...0600 UTC...INFORMATION ---------------------------------------------- LOCATION...13.6N 59.7W ABOUT 35 MI...55 KM NNW OF BARBADOS ABOUT 90 MI...145 KM E OF ST. LUCIA MAXIMUM SUSTAINED WINDS...50 MPH...85 KM/H PRESENT MOVEMENT...W OR 275 DEGREES AT 23 MPH...37 KM/H MINIMUM CENTRAL PRESSURE...1005 MB...29.68 INCHES WATCHES AND WARNINGS -------------------- CHANGES WITH THIS ADVISORY... NONE. SUMMARY OF WATCHES AND WARNINGS IN EFFECT... A TROPICAL STORM WARNING IS IN EFFECT FOR... * BARBADOS...ST. VINCENT AND THE GRENADINES...AND DOMINICA * ST. LUCIA * MARTINIQUE AND GUADELOUPE A TROPICAL STORM WATCH IS IN EFFECT FOR... * GRENADA AND ITS DEPENDENCIES A TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE EXPECTED SOMEWHERE WITHIN THE WARNING AREA...IN THIS CASE WITHIN THE NEXT 12 HOURS. A TROPICAL STORM WATCH MEANS THAT TROPICAL STORM CONDITIONS ARE POSSIBLE WITHIN THE WATCH AREA...IN THIS CASE WITHIN THE NEXT 12 HOURS. INTERESTS ELSEWHERE IN THE LESSER ANTILLES SHOULD MONITOR THE PROGRESS OF THIS SYSTEM. FOR STORM INFORMATION SPECIFIC TO YOUR AREA...PLEASE MONITOR PRODUCTS ISSUED BY YOUR NATIONAL METEOROLOGICAL SERVICE. DISCUSSION AND 48-HOUR OUTLOOK ------------------------------ AT 200 AM AST...0600 UTC...DATA FROM THE BARBADOS RADAR AND AN AIR FORCE RESERVE HURRICANE HUNTER AIRCRAFT INDICATE THAT THE CENTER OF TROPICAL STORM ERNESTO WAS LOCATED NEAR LATITUDE 13.6 NORTH... LONGITUDE 59.7 WEST. ERNESTO IS MOVING QUICKLY TOWARD THE WEST NEAR 23 MPH...37 KM/H....AND THIS GENERAL MOTION IS EXPECTED TO CONTINUE FOR THE NEXT 48 HOURS. ON THE FORECAST TRACK...THE CENTER OF ERNESTO IS EXPECTED TO MOVE ACROSS THE NORTHERN WINDWARD ISLANDS DURING THE NEXT FEW HOURS...AND MOVE INTO THE EASTERN CARIBBEAN SEA BY FRIDAY AFTERNOON. MAXIMUM SUSTAINED WINDS REMAIN NEAR 50 MPH...85 KM/H...WITH HIGHER GUSTS. SOME STRENGTHENING IS FORECAST DURING THE NEXT 48 HOURS. TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 115 MILES...185 KM ...MAINLY TO THE NORTH AND NORTHEAST OF THE CENTER. THE LATEST MINIMUM CENTRAL PRESSURE BASED ON DATA FROM THE AIRCRAFT IS 1005 MB...29.68 INCHES. HAZARDS AFFECTING LAND ---------------------- WIND...TROPICAL STORM CONDITIONS ARE EXPECTED WITHIN THE WARNING AREA OVERNIGHT THROUGH FRIDAY. RAINFALL...TOTAL RAINFALL ACCUMULATIONS OF 2 TO 3 INCHES WITH ISOLATED MAXIMUM AMOUNTS OF 5 INCHES ARE EXPECTED ACROSS THE WINDWARD ISLANDS THROUGH FRIDAY. SURF...LARGE WAVES GENERATED BY ERNESTO WILL BE AFFECTING THE TROPICAL STORM WARNING AREA OVER THE NEXT DAY OR TWO. PLEASE CONSULT PRODUCTS FROM YOUR LOCAL WEATHER OFFICE. NEXT ADVISORY ------------- NEXT COMPLETE ADVISORY...500 AM AST. $$ FORECASTER BRENNAN