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Tropical Storm BERTHA Public Advisory Number 1
2014-08-01 04:59:08| National Hurricane Center (Atlantic)
Issued at 1100 PM AST THU JUL 31 2014 000 WTNT33 KNHC 010259 TCPAT3 BULLETIN TROPICAL STORM BERTHA ADVISORY NUMBER 1 NWS NATIONAL HURRICANE CENTER MIAMI FL AL032014 1100 PM AST THU JUL 31 2014 ...TROPICAL STORM BERTHA DEVELOPS EAST OF THE SOUTHERN LESSER ANTILLES... ...TROPICAL STORM WARNINGS AND WATCHES ISSUED... SUMMARY OF 1100 PM AST...0300 UTC...INFORMATION ----------------------------------------------- LOCATION...12.3N 55.5W ABOUT 275 MI...445 KM ESE OF BARBADOS ABOUT 385 MI...620 KM ESE OF ST. LUCIA MAXIMUM SUSTAINED WINDS...45 MPH...75 KM/H PRESENT MOVEMENT...WNW OR 290 DEGREES AT 20 MPH...31 KM/H MINIMUM CENTRAL PRESSURE...1008 MB...29.77 INCHES WATCHES AND WARNINGS -------------------- CHANGES WITH THIS ADVISORY... THE METEOROLOGICAL SERVICE OF BARBADOS HAS ISSUED A TROPICAL STORM WARNING FOR BARBADOS AND DOMINICA. THE GOVERNMENT OF ST. LUCIA HAS ISSUED A TROPICAL STORM WARNING FOR ST. LUCIA. A TROPICAL STORM WATCH HAS BEEN ISSUED FOR PUERTO RICO...VIEQUES... CULEBRA...AND THE U.S. VIRGIN ISLANDS. THE METEOROLOGICAL SERVICE OF BARBADOS HAS ISSUED A TROPICAL STORM WATCH FOR ST. VINCENT AND THE GRENADINES. A TROPICAL STORM WARNING COULD BE REQUIRED FOR MARTINIQUE FRIDAY MORNING. SUMMARY OF WATCHES AND WARNINGS IN EFFECT... A TROPICAL STORM WARNING IS IN EFFECT FOR... * BARBADOS * ST. LUCIA * DOMINICA A TROPICAL STORM WATCH IS IN EFFECT FOR... * PUERTO RICO * VIEQUES * CULEBRA * U.S. VIRGIN ISLANDS * ST. VINCENT AND THE GRENADINES A TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE EXPECTED SOMEWHERE WITHIN THE WARNING AREA...IN THIS CASE WITHIN THE NEXT 24 HOURS. A TROPICAL STORM WATCH MEANS THAT TROPICAL STORM CONDITIONS ARE POSSIBLE WITHIN THE WATCH AREA...GENERALLY WITHIN 48 HOURS. INTERESTS ELSEWHERE ACROSS THE NORTHEASTERN CARIBBEAN SEA SHOULD MONITOR THE PROGRESS OF THIS SYSTEM. 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 1100 PM AST...0300 UTC...THE CENTER OF TROPICAL STORM BERTHA WAS LOCATED NEAR LATITUDE 12.3 NORTH...LONGITUDE 55.5 WEST. BERTHA IS MOVING TOWARD THE WEST-NORTHWEST NEAR 20 MPH...31 KM/H...AND THIS GENERAL MOTION IS EXPECTED TO CONTINUE FOR THE NEXT COUPLE OF DAYS. ON THE FORECAST TRACK...BERTHA IS EXPECTED TO PASS NEAR BARBADOS FRIDAY AFTERNOON AND MOVE THROUGH THE CENTRAL LESSER ANTILLES FRIDAY EVENING. REPORTS FROM AN AIR FORCE RESERVE RECONNAISSANCE AIRCRAFT INDICATE THAT MAXIMUM SUSTAINED WINDS ARE NEAR 45 MPH...75 KM/H...WITH HIGHER GUSTS. LITTLE CHANGE IN STRENGTH IS FORECAST DURING THE NEXT 48 HOURS. TROPICAL-STORM-FORCE WINDS EXTEND OUTWARD UP TO 45 MILES...75 KM FROM THE CENTER. THE ESTIMATED MINIMUM CENTRAL PRESSURE IS 1008 MB...29.77 INCHES. HAZARDS AFFECTING LAND ---------------------- WIND...TROPICAL STORM CONDITIONS ARE EXPECTED TO FIRST REACH THE WARNING AREA BY MIDDAY FRIDAY...MAKING OUTSIDE PREPARATIONS DIFFICULT OR DANGEROUS. TROPICAL STORM CONDITIONS ARE POSSIBLE IN THE WATCH AREA IN PUERTO RICO AND THE U.S. VIRGIN ISLANDS ON SATURDAY. RAINFALL...BERTHA IS EXPECTED TO PRODUCE RAINFALL AMOUNTS OF 1 TO 3 INCHES WITH ISOLATED AMOUNTS UP TO 5 INCHES ACROSS PORTIONS OF THE LEEWARD ISLANDS...PUERTO RICO...AND THE VIRGIN ISLANDS THROUGH SATURDAY NIGHT. NEXT ADVISORY ------------- NEXT INTERMEDIATE ADVISORY...200 AM AST. NEXT COMPLETE ADVISORY...500 AM AST. $$ FORECASTER STEWART
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